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<span class="md-ellipsis">
Views
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_5" >
<label class="md-nav__link" for="__nav_5_5" id="__nav_5_5_label" tabindex="0">
<span class="md-ellipsis">
core
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_5_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_5">
<span class="md-nav__icon md-icon"></span>
core
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../core/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../core/model_fields/" class="md-nav__link">
<span class="md-ellipsis">
Champs de modèle
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../core/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../core/schemas/" class="md-nav__link">
<span class="md-ellipsis">
Schemas
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../core/api_permissions/" class="md-nav__link">
<span class="md-ellipsis">
Api permissions
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--active md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_6" checked>
<label class="md-nav__link" for="__nav_5_6" id="__nav_5_6_label" tabindex="0">
<span class="md-ellipsis">
counter
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_6_label" aria-expanded="true">
<label class="md-nav__title" for="__nav_5_6">
<span class="md-nav__icon md-icon"></span>
counter
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
<li class="md-nav__item md-nav__item--active">
<input class="md-nav__toggle md-toggle" type="checkbox" id="__toc">
<label class="md-nav__link md-nav__link--active" for="__toc">
<span class="md-ellipsis">
Schemas
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<a href="./" class="md-nav__link md-nav__link--active">
<span class="md-ellipsis">
Schemas
</span>
</a>
<nav class="md-nav md-nav--secondary" aria-label="Table des matières">
<label class="md-nav__title" for="__toc">
<span class="md-nav__icon md-icon"></span>
Table des matières
</label>
<ul class="md-nav__list" data-md-component="toc" data-md-scrollfix>
<li class="md-nav__item">
<a href="#counter.schemas.SimpleUserSchema" class="md-nav__link">
<span class="md-ellipsis">
SimpleUserSchema
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter" class="md-nav__link">
<span class="md-ellipsis">
Counter
</span>
</a>
<nav class="md-nav" aria-label="Counter">
<ul class="md-nav__list">
<li class="md-nav__item">
<a href="#counter.schemas.Counter.gen_token" class="md-nav__link">
<span class="md-ellipsis">
gen_token
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.barmen_list" class="md-nav__link">
<span class="md-ellipsis">
barmen_list
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.get_random_barman" class="md-nav__link">
<span class="md-ellipsis">
get_random_barman
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.update_activity" class="md-nav__link">
<span class="md-ellipsis">
update_activity
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.can_refill" class="md-nav__link">
<span class="md-ellipsis">
can_refill
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.get_top_barmen" class="md-nav__link">
<span class="md-ellipsis">
get_top_barmen
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.get_top_customers" class="md-nav__link">
<span class="md-ellipsis">
get_top_customers
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.get_total_sales" class="md-nav__link">
<span class="md-ellipsis">
get_total_sales
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Product" class="md-nav__link">
<span class="md-ellipsis">
Product
</span>
</a>
<nav class="md-nav" aria-label="Product">
<ul class="md-nav__list">
<li class="md-nav__item">
<a href="#counter.schemas.Product.is_owned_by" class="md-nav__link">
<span class="md-ellipsis">
is_owned_by
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Product.can_be_sold_to" class="md-nav__link">
<span class="md-ellipsis">
can_be_sold_to
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.CounterSchema" class="md-nav__link">
<span class="md-ellipsis">
CounterSchema
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.CounterFilterSchema" class="md-nav__link">
<span class="md-ellipsis">
CounterFilterSchema
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.SimplifiedCounterSchema" class="md-nav__link">
<span class="md-ellipsis">
SimplifiedCounterSchema
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.ProductSchema" class="md-nav__link">
<span class="md-ellipsis">
ProductSchema
</span>
</a>
</li>
</ul>
</nav>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_7" >
<label class="md-nav__link" for="__nav_5_7" id="__nav_5_7_label" tabindex="0">
<span class="md-ellipsis">
eboutic
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_7_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_7">
<span class="md-nav__icon md-icon"></span>
eboutic
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../eboutic/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../eboutic/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_8" >
<label class="md-nav__link" for="__nav_5_8" id="__nav_5_8_label" tabindex="0">
<span class="md-ellipsis">
election
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_8_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_8">
<span class="md-nav__icon md-icon"></span>
election
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../election/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../election/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_9" >
<label class="md-nav__link" for="__nav_5_9" id="__nav_5_9_label" tabindex="0">
<span class="md-ellipsis">
forum
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_9_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_9">
<span class="md-nav__icon md-icon"></span>
forum
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../forum/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../forum/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_10" >
<label class="md-nav__link" for="__nav_5_10" id="__nav_5_10_label" tabindex="0">
<span class="md-ellipsis">
galaxy
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_10_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_10">
<span class="md-nav__icon md-icon"></span>
galaxy
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../galaxy/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../galaxy/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_11" >
<label class="md-nav__link" for="__nav_5_11" id="__nav_5_11_label" tabindex="0">
<span class="md-ellipsis">
launderette
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_11_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_11">
<span class="md-nav__icon md-icon"></span>
launderette
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../launderette/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../launderette/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_12" >
<label class="md-nav__link" for="__nav_5_12" id="__nav_5_12_label" tabindex="0">
<span class="md-ellipsis">
matmat
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_12_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_12">
<span class="md-nav__icon md-icon"></span>
matmat
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../matmat/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../matmat/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_13" >
<label class="md-nav__link" for="__nav_5_13" id="__nav_5_13_label" tabindex="0">
<span class="md-ellipsis">
pedagogy
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_13_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_13">
<span class="md-nav__icon md-icon"></span>
pedagogy
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../pedagogy/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../pedagogy/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../pedagogy/schemas/" class="md-nav__link">
<span class="md-ellipsis">
Schemas
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_14" >
<label class="md-nav__link" for="__nav_5_14" id="__nav_5_14_label" tabindex="0">
<span class="md-ellipsis">
rootplace
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_14_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_14">
<span class="md-nav__icon md-icon"></span>
rootplace
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../rootplace/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../rootplace/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_15" >
<label class="md-nav__link" for="__nav_5_15" id="__nav_5_15_label" tabindex="0">
<span class="md-ellipsis">
sas
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_15_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_15">
<span class="md-nav__icon md-icon"></span>
sas
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../sas/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../sas/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../sas/schemas/" class="md-nav__link">
<span class="md-ellipsis">
Schemas
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_16" >
<label class="md-nav__link" for="__nav_5_16" id="__nav_5_16_label" tabindex="0">
<span class="md-ellipsis">
staticfiles
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_16_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_16">
<span class="md-nav__icon md-icon"></span>
staticfiles
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../staticfiles/apps/" class="md-nav__link">
<span class="md-ellipsis">
Apps
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../staticfiles/storage/" class="md-nav__link">
<span class="md-ellipsis">
Storage
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../staticfiles/finders/" class="md-nav__link">
<span class="md-ellipsis">
Finders
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../staticfiles/processors/" class="md-nav__link">
<span class="md-ellipsis">
Processors
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_17" >
<label class="md-nav__link" for="__nav_5_17" id="__nav_5_17_label" tabindex="0">
<span class="md-ellipsis">
subscription
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_17_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_17">
<span class="md-nav__icon md-icon"></span>
subscription
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../subscription/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../subscription/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item md-nav__item--nested">
<input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_18" >
<label class="md-nav__link" for="__nav_5_18" id="__nav_5_18_label" tabindex="0">
<span class="md-ellipsis">
trombi
</span>
<span class="md-nav__icon md-icon"></span>
</label>
<nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_18_label" aria-expanded="false">
<label class="md-nav__title" for="__nav_5_18">
<span class="md-nav__icon md-icon"></span>
trombi
</label>
<ul class="md-nav__list" data-md-scrollfix>
<li class="md-nav__item">
<a href="../../trombi/models/" class="md-nav__link">
<span class="md-ellipsis">
Models
</span>
</a>
</li>
<li class="md-nav__item">
<a href="../../trombi/views/" class="md-nav__link">
<span class="md-ellipsis">
Views
</span>
</a>
</li>
</ul>
</nav>
</li>
</ul>
</nav>
</li>
</ul>
</nav>
</div>
</div>
</div>
<div class="md-sidebar md-sidebar--secondary" data-md-component="sidebar" data-md-type="toc" >
<div class="md-sidebar__scrollwrap">
<div class="md-sidebar__inner">
<nav class="md-nav md-nav--secondary" aria-label="Table des matières">
<label class="md-nav__title" for="__toc">
<span class="md-nav__icon md-icon"></span>
Table des matières
</label>
<ul class="md-nav__list" data-md-component="toc" data-md-scrollfix>
<li class="md-nav__item">
<a href="#counter.schemas.SimpleUserSchema" class="md-nav__link">
<span class="md-ellipsis">
SimpleUserSchema
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter" class="md-nav__link">
<span class="md-ellipsis">
Counter
</span>
</a>
<nav class="md-nav" aria-label="Counter">
<ul class="md-nav__list">
<li class="md-nav__item">
<a href="#counter.schemas.Counter.gen_token" class="md-nav__link">
<span class="md-ellipsis">
gen_token
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.barmen_list" class="md-nav__link">
<span class="md-ellipsis">
barmen_list
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.get_random_barman" class="md-nav__link">
<span class="md-ellipsis">
get_random_barman
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.update_activity" class="md-nav__link">
<span class="md-ellipsis">
update_activity
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.can_refill" class="md-nav__link">
<span class="md-ellipsis">
can_refill
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.get_top_barmen" class="md-nav__link">
<span class="md-ellipsis">
get_top_barmen
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.get_top_customers" class="md-nav__link">
<span class="md-ellipsis">
get_top_customers
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Counter.get_total_sales" class="md-nav__link">
<span class="md-ellipsis">
get_total_sales
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Product" class="md-nav__link">
<span class="md-ellipsis">
Product
</span>
</a>
<nav class="md-nav" aria-label="Product">
<ul class="md-nav__list">
<li class="md-nav__item">
<a href="#counter.schemas.Product.is_owned_by" class="md-nav__link">
<span class="md-ellipsis">
is_owned_by
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.Product.can_be_sold_to" class="md-nav__link">
<span class="md-ellipsis">
can_be_sold_to
</span>
</a>
</li>
</ul>
</nav>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.CounterSchema" class="md-nav__link">
<span class="md-ellipsis">
CounterSchema
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.CounterFilterSchema" class="md-nav__link">
<span class="md-ellipsis">
CounterFilterSchema
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.SimplifiedCounterSchema" class="md-nav__link">
<span class="md-ellipsis">
SimplifiedCounterSchema
</span>
</a>
</li>
<li class="md-nav__item">
<a href="#counter.schemas.ProductSchema" class="md-nav__link">
<span class="md-ellipsis">
ProductSchema
</span>
</a>
</li>
</ul>
</nav>
</div>
</div>
</div>
<div class="md-content" data-md-component="content">
<article class="md-content__inner md-typeset">
<h1>Schemas</h1>
<div class="doc doc-object doc-module">
<div class="doc doc-contents first">
<div class="doc doc-children">
<div class="doc doc-object doc-class">
<h2 id="counter.schemas.SimpleUserSchema" class="doc doc-heading">
<code>SimpleUserSchema</code>
<a href="#counter.schemas.SimpleUserSchema" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code>ModelSchema</code></p>
<p>A schema with the minimum amount of information to represent a user.</p>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="counter.schemas.Counter" class="doc doc-heading">
<code>Counter</code>
<a href="#counter.schemas.Counter" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code>Model</code></p>
<div class="doc doc-children">
<div class="doc doc-object doc-function">
<h3 id="counter.schemas.Counter.gen_token" class="doc doc-heading">
<code class="highlight language-python"><span class="n">gen_token</span><span class="p">()</span></code>
<a href="#counter.schemas.Counter.gen_token" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Generate a new token for this counter.</p>
<details class="quote">
<summary>Source code in <code>counter/models.py</code></summary>
<div class="language-python highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-505">505</a></span>
<span class="normal"><a href="#__codelineno-0-506">506</a></span>
<span class="normal"><a href="#__codelineno-0-507">507</a></span>
<span class="normal"><a href="#__codelineno-0-508">508</a></span>
<span class="normal"><a href="#__codelineno-0-509">509</a></span>
<span class="normal"><a href="#__codelineno-0-510">510</a></span></pre></div></td><td class="code"><div><pre><span></span><code><span id="__span-0-505"><a id="__codelineno-0-505" name="__codelineno-0-505"></a><span class="k">def</span> <span class="nf">gen_token</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="__span-0-506"><a id="__codelineno-0-506" name="__codelineno-0-506"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Generate a new token for this counter.&quot;&quot;&quot;</span>
</span><span id="__span-0-507"><a id="__codelineno-0-507" name="__codelineno-0-507"></a> <span class="bp">self</span><span class="o">.</span><span class="n">token</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span><span class="o">.</span><span class="n">join</span><span class="p">(</span>
</span><span id="__span-0-508"><a id="__codelineno-0-508" name="__codelineno-0-508"></a> <span class="n">random</span><span class="o">.</span><span class="n">choice</span><span class="p">(</span><span class="n">string</span><span class="o">.</span><span class="n">ascii_letters</span> <span class="o">+</span> <span class="n">string</span><span class="o">.</span><span class="n">digits</span><span class="p">)</span> <span class="k">for</span> <span class="n">_</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">30</span><span class="p">)</span>
</span><span id="__span-0-509"><a id="__codelineno-0-509" name="__codelineno-0-509"></a> <span class="p">)</span>
</span><span id="__span-0-510"><a id="__codelineno-0-510" name="__codelineno-0-510"></a> <span class="bp">self</span><span class="o">.</span><span class="n">save</span><span class="p">()</span>
</span></code></pre></div></td></tr></table></div>
</details>
</div>
</div>
<div class="doc doc-object doc-function">
<h3 id="counter.schemas.Counter.barmen_list" class="doc doc-heading">
<code class="highlight language-python"><span class="n">barmen_list</span><span class="p">()</span></code>
<a href="#counter.schemas.Counter.barmen_list" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Returns the barman list as list of User.</p>
<details class="quote">
<summary>Source code in <code>counter/models.py</code></summary>
<div class="language-python highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-512">512</a></span>
<span class="normal"><a href="#__codelineno-0-513">513</a></span>
<span class="normal"><a href="#__codelineno-0-514">514</a></span>
<span class="normal"><a href="#__codelineno-0-515">515</a></span>
<span class="normal"><a href="#__codelineno-0-516">516</a></span>
<span class="normal"><a href="#__codelineno-0-517">517</a></span></pre></div></td><td class="code"><div><pre><span></span><code><span id="__span-0-512"><a id="__codelineno-0-512" name="__codelineno-0-512"></a><span class="nd">@cached_property</span>
</span><span id="__span-0-513"><a id="__codelineno-0-513" name="__codelineno-0-513"></a><span class="k">def</span> <span class="nf">barmen_list</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">list</span><span class="p">[</span><span class="n">User</span><span class="p">]:</span>
</span><span id="__span-0-514"><a id="__codelineno-0-514" name="__codelineno-0-514"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Returns the barman list as list of User.&quot;&quot;&quot;</span>
</span><span id="__span-0-515"><a id="__codelineno-0-515" name="__codelineno-0-515"></a> <span class="k">return</span> <span class="p">[</span>
</span><span id="__span-0-516"><a id="__codelineno-0-516" name="__codelineno-0-516"></a> <span class="n">p</span><span class="o">.</span><span class="n">user</span> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">permanencies</span><span class="o">.</span><span class="n">filter</span><span class="p">(</span><span class="n">end</span><span class="o">=</span><span class="kc">None</span><span class="p">)</span><span class="o">.</span><span class="n">select_related</span><span class="p">(</span><span class="s2">&quot;user&quot;</span><span class="p">)</span>
</span><span id="__span-0-517"><a id="__codelineno-0-517" name="__codelineno-0-517"></a> <span class="p">]</span>
</span></code></pre></div></td></tr></table></div>
</details>
</div>
</div>
<div class="doc doc-object doc-function">
<h3 id="counter.schemas.Counter.get_random_barman" class="doc doc-heading">
<code class="highlight language-python"><span class="n">get_random_barman</span><span class="p">()</span></code>
<a href="#counter.schemas.Counter.get_random_barman" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Return a random user being currently a barman.</p>
<details class="quote">
<summary>Source code in <code>counter/models.py</code></summary>
<div class="language-python highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-519">519</a></span>
<span class="normal"><a href="#__codelineno-0-520">520</a></span>
<span class="normal"><a href="#__codelineno-0-521">521</a></span></pre></div></td><td class="code"><div><pre><span></span><code><span id="__span-0-519"><a id="__codelineno-0-519" name="__codelineno-0-519"></a><span class="k">def</span> <span class="nf">get_random_barman</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">User</span><span class="p">:</span>
</span><span id="__span-0-520"><a id="__codelineno-0-520" name="__codelineno-0-520"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Return a random user being currently a barman.&quot;&quot;&quot;</span>
</span><span id="__span-0-521"><a id="__codelineno-0-521" name="__codelineno-0-521"></a> <span class="k">return</span> <span class="n">random</span><span class="o">.</span><span class="n">choice</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">barmen_list</span><span class="p">)</span>
</span></code></pre></div></td></tr></table></div>
</details>
</div>
</div>
<div class="doc doc-object doc-function">
<h3 id="counter.schemas.Counter.update_activity" class="doc doc-heading">
<code class="highlight language-python"><span class="n">update_activity</span><span class="p">()</span></code>
<a href="#counter.schemas.Counter.update_activity" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Update the barman activity to prevent timeout.</p>
<details class="quote">
<summary>Source code in <code>counter/models.py</code></summary>
<div class="language-python highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-523">523</a></span>
<span class="normal"><a href="#__codelineno-0-524">524</a></span>
<span class="normal"><a href="#__codelineno-0-525">525</a></span></pre></div></td><td class="code"><div><pre><span></span><code><span id="__span-0-523"><a id="__codelineno-0-523" name="__codelineno-0-523"></a><span class="k">def</span> <span class="nf">update_activity</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="__span-0-524"><a id="__codelineno-0-524" name="__codelineno-0-524"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Update the barman activity to prevent timeout.&quot;&quot;&quot;</span>
</span><span id="__span-0-525"><a id="__codelineno-0-525" name="__codelineno-0-525"></a> <span class="bp">self</span><span class="o">.</span><span class="n">permanencies</span><span class="o">.</span><span class="n">filter</span><span class="p">(</span><span class="n">end</span><span class="o">=</span><span class="kc">None</span><span class="p">)</span><span class="o">.</span><span class="n">update</span><span class="p">(</span><span class="n">activity</span><span class="o">=</span><span class="n">timezone</span><span class="o">.</span><span class="n">now</span><span class="p">())</span>
</span></code></pre></div></td></tr></table></div>
</details>
</div>
</div>
<div class="doc doc-object doc-function">
<h3 id="counter.schemas.Counter.can_refill" class="doc doc-heading">
<code class="highlight language-python"><span class="n">can_refill</span><span class="p">()</span></code>
<a href="#counter.schemas.Counter.can_refill" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Show if the counter authorize the refilling with physic money.</p>
<details class="quote">
<summary>Source code in <code>counter/models.py</code></summary>
<div class="language-python highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-527">527</a></span>
<span class="normal"><a href="#__codelineno-0-528">528</a></span>
<span class="normal"><a href="#__codelineno-0-529">529</a></span>
<span class="normal"><a href="#__codelineno-0-530">530</a></span>
<span class="normal"><a href="#__codelineno-0-531">531</a></span>
<span class="normal"><a href="#__codelineno-0-532">532</a></span>
<span class="normal"><a href="#__codelineno-0-533">533</a></span>
<span class="normal"><a href="#__codelineno-0-534">534</a></span>
<span class="normal"><a href="#__codelineno-0-535">535</a></span>
<span class="normal"><a href="#__codelineno-0-536">536</a></span></pre></div></td><td class="code"><div><pre><span></span><code><span id="__span-0-527"><a id="__codelineno-0-527" name="__codelineno-0-527"></a><span class="k">def</span> <span class="nf">can_refill</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="__span-0-528"><a id="__codelineno-0-528" name="__codelineno-0-528"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Show if the counter authorize the refilling with physic money.&quot;&quot;&quot;</span>
</span><span id="__span-0-529"><a id="__codelineno-0-529" name="__codelineno-0-529"></a> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">type</span> <span class="o">!=</span> <span class="s2">&quot;BAR&quot;</span><span class="p">:</span>
</span><span id="__span-0-530"><a id="__codelineno-0-530" name="__codelineno-0-530"></a> <span class="k">return</span> <span class="kc">False</span>
</span><span id="__span-0-531"><a id="__codelineno-0-531" name="__codelineno-0-531"></a> <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">id</span> <span class="ow">in</span> <span class="n">SITH_COUNTER_OFFICES</span><span class="p">:</span>
</span><span id="__span-0-532"><a id="__codelineno-0-532" name="__codelineno-0-532"></a> <span class="c1"># If the counter is either &#39;AE&#39; or &#39;BdF&#39;, refills are authorized</span>
</span><span id="__span-0-533"><a id="__codelineno-0-533" name="__codelineno-0-533"></a> <span class="k">return</span> <span class="kc">True</span>
</span><span id="__span-0-534"><a id="__codelineno-0-534" name="__codelineno-0-534"></a> <span class="c1"># at least one of the barmen is in the AE board</span>
</span><span id="__span-0-535"><a id="__codelineno-0-535" name="__codelineno-0-535"></a> <span class="n">ae</span> <span class="o">=</span> <span class="n">Club</span><span class="o">.</span><span class="n">objects</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">unix_name</span><span class="o">=</span><span class="n">SITH_MAIN_CLUB</span><span class="p">[</span><span class="s2">&quot;unix_name&quot;</span><span class="p">])</span>
</span><span id="__span-0-536"><a id="__codelineno-0-536" name="__codelineno-0-536"></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">ae</span><span class="o">.</span><span class="n">get_membership_for</span><span class="p">(</span><span class="n">barman</span><span class="p">)</span> <span class="k">for</span> <span class="n">barman</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">barmen_list</span><span class="p">)</span>
</span></code></pre></div></td></tr></table></div>
</details>
</div>
</div>
<div class="doc doc-object doc-function">
<h3 id="counter.schemas.Counter.get_top_barmen" class="doc doc-heading">
<code class="highlight language-python"><span class="n">get_top_barmen</span><span class="p">()</span></code>
<a href="#counter.schemas.Counter.get_top_barmen" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Return a QuerySet querying the office hours stats of all the barmen of all time
of this counter, ordered by descending number of hours.</p>
<details class="each-element-of-the-queryset-corresponds-to-a-barman-and-has-the-following-data-" open>
<summary>Each element of the QuerySet corresponds to a barman and has the following data</summary>
<ul>
<li>the full name (first name + last name) of the barman</li>
<li>the nickname of the barman</li>
<li>the promo of the barman</li>
<li>the total number of office hours the barman did attend</li>
</ul>
</details>
<details class="quote">
<summary>Source code in <code>counter/models.py</code></summary>
<div class="language-python highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-538">538</a></span>
<span class="normal"><a href="#__codelineno-0-539">539</a></span>
<span class="normal"><a href="#__codelineno-0-540">540</a></span>
<span class="normal"><a href="#__codelineno-0-541">541</a></span>
<span class="normal"><a href="#__codelineno-0-542">542</a></span>
<span class="normal"><a href="#__codelineno-0-543">543</a></span>
<span class="normal"><a href="#__codelineno-0-544">544</a></span>
<span class="normal"><a href="#__codelineno-0-545">545</a></span>
<span class="normal"><a href="#__codelineno-0-546">546</a></span>
<span class="normal"><a href="#__codelineno-0-547">547</a></span>
<span class="normal"><a href="#__codelineno-0-548">548</a></span>
<span class="normal"><a href="#__codelineno-0-549">549</a></span>
<span class="normal"><a href="#__codelineno-0-550">550</a></span>
<span class="normal"><a href="#__codelineno-0-551">551</a></span>
<span class="normal"><a href="#__codelineno-0-552">552</a></span>
<span class="normal"><a href="#__codelineno-0-553">553</a></span>
<span class="normal"><a href="#__codelineno-0-554">554</a></span>
<span class="normal"><a href="#__codelineno-0-555">555</a></span>
<span class="normal"><a href="#__codelineno-0-556">556</a></span>
<span class="normal"><a href="#__codelineno-0-557">557</a></span>
<span class="normal"><a href="#__codelineno-0-558">558</a></span>
<span class="normal"><a href="#__codelineno-0-559">559</a></span></pre></div></td><td class="code"><div><pre><span></span><code><span id="__span-0-538"><a id="__codelineno-0-538" name="__codelineno-0-538"></a><span class="k">def</span> <span class="nf">get_top_barmen</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">QuerySet</span><span class="p">:</span>
</span><span id="__span-0-539"><a id="__codelineno-0-539" name="__codelineno-0-539"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Return a QuerySet querying the office hours stats of all the barmen of all time</span>
</span><span id="__span-0-540"><a id="__codelineno-0-540" name="__codelineno-0-540"></a><span class="sd"> of this counter, ordered by descending number of hours.</span>
</span><span id="__span-0-541"><a id="__codelineno-0-541" name="__codelineno-0-541"></a>
</span><span id="__span-0-542"><a id="__codelineno-0-542" name="__codelineno-0-542"></a><span class="sd"> Each element of the QuerySet corresponds to a barman and has the following data :</span>
</span><span id="__span-0-543"><a id="__codelineno-0-543" name="__codelineno-0-543"></a><span class="sd"> - the full name (first name + last name) of the barman</span>
</span><span id="__span-0-544"><a id="__codelineno-0-544" name="__codelineno-0-544"></a><span class="sd"> - the nickname of the barman</span>
</span><span id="__span-0-545"><a id="__codelineno-0-545" name="__codelineno-0-545"></a><span class="sd"> - the promo of the barman</span>
</span><span id="__span-0-546"><a id="__codelineno-0-546" name="__codelineno-0-546"></a><span class="sd"> - the total number of office hours the barman did attend</span>
</span><span id="__span-0-547"><a id="__codelineno-0-547" name="__codelineno-0-547"></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="__span-0-548"><a id="__codelineno-0-548" name="__codelineno-0-548"></a> <span class="k">return</span> <span class="p">(</span>
</span><span id="__span-0-549"><a id="__codelineno-0-549" name="__codelineno-0-549"></a> <span class="bp">self</span><span class="o">.</span><span class="n">permanencies</span><span class="o">.</span><span class="n">exclude</span><span class="p">(</span><span class="n">end</span><span class="o">=</span><span class="kc">None</span><span class="p">)</span>
</span><span id="__span-0-550"><a id="__codelineno-0-550" name="__codelineno-0-550"></a> <span class="o">.</span><span class="n">annotate</span><span class="p">(</span>
</span><span id="__span-0-551"><a id="__codelineno-0-551" name="__codelineno-0-551"></a> <span class="n">name</span><span class="o">=</span><span class="n">Concat</span><span class="p">(</span><span class="n">F</span><span class="p">(</span><span class="s2">&quot;user__first_name&quot;</span><span class="p">),</span> <span class="n">Value</span><span class="p">(</span><span class="s2">&quot; &quot;</span><span class="p">),</span> <span class="n">F</span><span class="p">(</span><span class="s2">&quot;user__last_name&quot;</span><span class="p">))</span>
</span><span id="__span-0-552"><a id="__codelineno-0-552" name="__codelineno-0-552"></a> <span class="p">)</span>
</span><span id="__span-0-553"><a id="__codelineno-0-553" name="__codelineno-0-553"></a> <span class="o">.</span><span class="n">annotate</span><span class="p">(</span><span class="n">nickname</span><span class="o">=</span><span class="n">F</span><span class="p">(</span><span class="s2">&quot;user__nick_name&quot;</span><span class="p">))</span>
</span><span id="__span-0-554"><a id="__codelineno-0-554" name="__codelineno-0-554"></a> <span class="o">.</span><span class="n">annotate</span><span class="p">(</span><span class="n">promo</span><span class="o">=</span><span class="n">F</span><span class="p">(</span><span class="s2">&quot;user__promo&quot;</span><span class="p">))</span>
</span><span id="__span-0-555"><a id="__codelineno-0-555" name="__codelineno-0-555"></a> <span class="o">.</span><span class="n">values</span><span class="p">(</span><span class="s2">&quot;user&quot;</span><span class="p">,</span> <span class="s2">&quot;name&quot;</span><span class="p">,</span> <span class="s2">&quot;nickname&quot;</span><span class="p">,</span> <span class="s2">&quot;promo&quot;</span><span class="p">)</span>
</span><span id="__span-0-556"><a id="__codelineno-0-556" name="__codelineno-0-556"></a> <span class="o">.</span><span class="n">annotate</span><span class="p">(</span><span class="n">perm_sum</span><span class="o">=</span><span class="n">Sum</span><span class="p">(</span><span class="n">F</span><span class="p">(</span><span class="s2">&quot;end&quot;</span><span class="p">)</span> <span class="o">-</span> <span class="n">F</span><span class="p">(</span><span class="s2">&quot;start&quot;</span><span class="p">)))</span>
</span><span id="__span-0-557"><a id="__codelineno-0-557" name="__codelineno-0-557"></a> <span class="o">.</span><span class="n">exclude</span><span class="p">(</span><span class="n">perm_sum</span><span class="o">=</span><span class="kc">None</span><span class="p">)</span>
</span><span id="__span-0-558"><a id="__codelineno-0-558" name="__codelineno-0-558"></a> <span class="o">.</span><span class="n">order_by</span><span class="p">(</span><span class="s2">&quot;-perm_sum&quot;</span><span class="p">)</span>
</span><span id="__span-0-559"><a id="__codelineno-0-559" name="__codelineno-0-559"></a> <span class="p">)</span>
</span></code></pre></div></td></tr></table></div>
</details>
</div>
</div>
<div class="doc doc-object doc-function">
<h3 id="counter.schemas.Counter.get_top_customers" class="doc doc-heading">
<code class="highlight language-python"><span class="n">get_top_customers</span><span class="p">(</span><span class="n">since</span><span class="o">=</span><span class="kc">None</span><span class="p">)</span></code>
<a href="#counter.schemas.Counter.get_top_customers" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Return a QuerySet querying the money spent by customers of this counter
since the specified date, ordered by descending amount of money spent.</p>
<p>Each element of the QuerySet corresponds to a customer and has the following data :</p>
<ul>
<li>the full name (first name + last name) of the customer</li>
<li>the nickname of the customer</li>
<li>the amount of money spent by the customer</li>
</ul>
<p><span class="doc-section-title">Parameters:</span></p>
<table>
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Description</th>
<th>Default</th>
</tr>
</thead>
<tbody>
<tr class="doc-section-item">
<td>
<code>since</code>
</td>
<td>
<code>datetime | date | None</code>
</td>
<td>
<div class="doc-md-description">
<p>timestamp from which to perform the calculation</p>
</div>
</td>
<td>
<code>None</code>
</td>
</tr>
</tbody>
</table>
<details class="quote">
<summary>Source code in <code>counter/models.py</code></summary>
<div class="language-python highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-561">561</a></span>
<span class="normal"><a href="#__codelineno-0-562">562</a></span>
<span class="normal"><a href="#__codelineno-0-563">563</a></span>
<span class="normal"><a href="#__codelineno-0-564">564</a></span>
<span class="normal"><a href="#__codelineno-0-565">565</a></span>
<span class="normal"><a href="#__codelineno-0-566">566</a></span>
<span class="normal"><a href="#__codelineno-0-567">567</a></span>
<span class="normal"><a href="#__codelineno-0-568">568</a></span>
<span class="normal"><a href="#__codelineno-0-569">569</a></span>
<span class="normal"><a href="#__codelineno-0-570">570</a></span>
<span class="normal"><a href="#__codelineno-0-571">571</a></span>
<span class="normal"><a href="#__codelineno-0-572">572</a></span>
<span class="normal"><a href="#__codelineno-0-573">573</a></span>
<span class="normal"><a href="#__codelineno-0-574">574</a></span>
<span class="normal"><a href="#__codelineno-0-575">575</a></span>
<span class="normal"><a href="#__codelineno-0-576">576</a></span>
<span class="normal"><a href="#__codelineno-0-577">577</a></span>
<span class="normal"><a href="#__codelineno-0-578">578</a></span>
<span class="normal"><a href="#__codelineno-0-579">579</a></span>
<span class="normal"><a href="#__codelineno-0-580">580</a></span>
<span class="normal"><a href="#__codelineno-0-581">581</a></span>
<span class="normal"><a href="#__codelineno-0-582">582</a></span>
<span class="normal"><a href="#__codelineno-0-583">583</a></span>
<span class="normal"><a href="#__codelineno-0-584">584</a></span>
<span class="normal"><a href="#__codelineno-0-585">585</a></span>
<span class="normal"><a href="#__codelineno-0-586">586</a></span>
<span class="normal"><a href="#__codelineno-0-587">587</a></span>
<span class="normal"><a href="#__codelineno-0-588">588</a></span>
<span class="normal"><a href="#__codelineno-0-589">589</a></span>
<span class="normal"><a href="#__codelineno-0-590">590</a></span>
<span class="normal"><a href="#__codelineno-0-591">591</a></span>
<span class="normal"><a href="#__codelineno-0-592">592</a></span>
<span class="normal"><a href="#__codelineno-0-593">593</a></span>
<span class="normal"><a href="#__codelineno-0-594">594</a></span>
<span class="normal"><a href="#__codelineno-0-595">595</a></span>
<span class="normal"><a href="#__codelineno-0-596">596</a></span>
<span class="normal"><a href="#__codelineno-0-597">597</a></span>
<span class="normal"><a href="#__codelineno-0-598">598</a></span></pre></div></td><td class="code"><div><pre><span></span><code><span id="__span-0-561"><a id="__codelineno-0-561" name="__codelineno-0-561"></a><span class="k">def</span> <span class="nf">get_top_customers</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">since</span><span class="p">:</span> <span class="n">datetime</span> <span class="o">|</span> <span class="n">date</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">QuerySet</span><span class="p">:</span>
</span><span id="__span-0-562"><a id="__codelineno-0-562" name="__codelineno-0-562"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Return a QuerySet querying the money spent by customers of this counter</span>
</span><span id="__span-0-563"><a id="__codelineno-0-563" name="__codelineno-0-563"></a><span class="sd"> since the specified date, ordered by descending amount of money spent.</span>
</span><span id="__span-0-564"><a id="__codelineno-0-564" name="__codelineno-0-564"></a>
</span><span id="__span-0-565"><a id="__codelineno-0-565" name="__codelineno-0-565"></a><span class="sd"> Each element of the QuerySet corresponds to a customer and has the following data :</span>
</span><span id="__span-0-566"><a id="__codelineno-0-566" name="__codelineno-0-566"></a>
</span><span id="__span-0-567"><a id="__codelineno-0-567" name="__codelineno-0-567"></a><span class="sd"> - the full name (first name + last name) of the customer</span>
</span><span id="__span-0-568"><a id="__codelineno-0-568" name="__codelineno-0-568"></a><span class="sd"> - the nickname of the customer</span>
</span><span id="__span-0-569"><a id="__codelineno-0-569" name="__codelineno-0-569"></a><span class="sd"> - the amount of money spent by the customer</span>
</span><span id="__span-0-570"><a id="__codelineno-0-570" name="__codelineno-0-570"></a>
</span><span id="__span-0-571"><a id="__codelineno-0-571" name="__codelineno-0-571"></a><span class="sd"> Args:</span>
</span><span id="__span-0-572"><a id="__codelineno-0-572" name="__codelineno-0-572"></a><span class="sd"> since: timestamp from which to perform the calculation</span>
</span><span id="__span-0-573"><a id="__codelineno-0-573" name="__codelineno-0-573"></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="__span-0-574"><a id="__codelineno-0-574" name="__codelineno-0-574"></a> <span class="k">if</span> <span class="n">since</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="__span-0-575"><a id="__codelineno-0-575" name="__codelineno-0-575"></a> <span class="n">since</span> <span class="o">=</span> <span class="n">get_start_of_semester</span><span class="p">()</span>
</span><span id="__span-0-576"><a id="__codelineno-0-576" name="__codelineno-0-576"></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">since</span><span class="p">,</span> <span class="n">date</span><span class="p">):</span>
</span><span id="__span-0-577"><a id="__codelineno-0-577" name="__codelineno-0-577"></a> <span class="n">since</span> <span class="o">=</span> <span class="n">datetime</span><span class="p">(</span><span class="n">since</span><span class="o">.</span><span class="n">year</span><span class="p">,</span> <span class="n">since</span><span class="o">.</span><span class="n">month</span><span class="p">,</span> <span class="n">since</span><span class="o">.</span><span class="n">day</span><span class="p">,</span> <span class="n">tzinfo</span><span class="o">=</span><span class="n">tz</span><span class="o">.</span><span class="n">utc</span><span class="p">)</span>
</span><span id="__span-0-578"><a id="__codelineno-0-578" name="__codelineno-0-578"></a> <span class="k">return</span> <span class="p">(</span>
</span><span id="__span-0-579"><a id="__codelineno-0-579" name="__codelineno-0-579"></a> <span class="bp">self</span><span class="o">.</span><span class="n">sellings</span><span class="o">.</span><span class="n">filter</span><span class="p">(</span><span class="n">date__gte</span><span class="o">=</span><span class="n">since</span><span class="p">)</span>
</span><span id="__span-0-580"><a id="__codelineno-0-580" name="__codelineno-0-580"></a> <span class="o">.</span><span class="n">annotate</span><span class="p">(</span>
</span><span id="__span-0-581"><a id="__codelineno-0-581" name="__codelineno-0-581"></a> <span class="n">name</span><span class="o">=</span><span class="n">Concat</span><span class="p">(</span>
</span><span id="__span-0-582"><a id="__codelineno-0-582" name="__codelineno-0-582"></a> <span class="n">F</span><span class="p">(</span><span class="s2">&quot;customer__user__first_name&quot;</span><span class="p">),</span>
</span><span id="__span-0-583"><a id="__codelineno-0-583" name="__codelineno-0-583"></a> <span class="n">Value</span><span class="p">(</span><span class="s2">&quot; &quot;</span><span class="p">),</span>
</span><span id="__span-0-584"><a id="__codelineno-0-584" name="__codelineno-0-584"></a> <span class="n">F</span><span class="p">(</span><span class="s2">&quot;customer__user__last_name&quot;</span><span class="p">),</span>
</span><span id="__span-0-585"><a id="__codelineno-0-585" name="__codelineno-0-585"></a> <span class="p">)</span>
</span><span id="__span-0-586"><a id="__codelineno-0-586" name="__codelineno-0-586"></a> <span class="p">)</span>
</span><span id="__span-0-587"><a id="__codelineno-0-587" name="__codelineno-0-587"></a> <span class="o">.</span><span class="n">annotate</span><span class="p">(</span><span class="n">nickname</span><span class="o">=</span><span class="n">F</span><span class="p">(</span><span class="s2">&quot;customer__user__nick_name&quot;</span><span class="p">))</span>
</span><span id="__span-0-588"><a id="__codelineno-0-588" name="__codelineno-0-588"></a> <span class="o">.</span><span class="n">annotate</span><span class="p">(</span><span class="n">promo</span><span class="o">=</span><span class="n">F</span><span class="p">(</span><span class="s2">&quot;customer__user__promo&quot;</span><span class="p">))</span>
</span><span id="__span-0-589"><a id="__codelineno-0-589" name="__codelineno-0-589"></a> <span class="o">.</span><span class="n">annotate</span><span class="p">(</span><span class="n">user</span><span class="o">=</span><span class="n">F</span><span class="p">(</span><span class="s2">&quot;customer__user&quot;</span><span class="p">))</span>
</span><span id="__span-0-590"><a id="__codelineno-0-590" name="__codelineno-0-590"></a> <span class="o">.</span><span class="n">values</span><span class="p">(</span><span class="s2">&quot;user&quot;</span><span class="p">,</span> <span class="s2">&quot;promo&quot;</span><span class="p">,</span> <span class="s2">&quot;name&quot;</span><span class="p">,</span> <span class="s2">&quot;nickname&quot;</span><span class="p">)</span>
</span><span id="__span-0-591"><a id="__codelineno-0-591" name="__codelineno-0-591"></a> <span class="o">.</span><span class="n">annotate</span><span class="p">(</span>
</span><span id="__span-0-592"><a id="__codelineno-0-592" name="__codelineno-0-592"></a> <span class="n">selling_sum</span><span class="o">=</span><span class="n">Sum</span><span class="p">(</span>
</span><span id="__span-0-593"><a id="__codelineno-0-593" name="__codelineno-0-593"></a> <span class="n">F</span><span class="p">(</span><span class="s2">&quot;unit_price&quot;</span><span class="p">)</span> <span class="o">*</span> <span class="n">F</span><span class="p">(</span><span class="s2">&quot;quantity&quot;</span><span class="p">),</span> <span class="n">output_field</span><span class="o">=</span><span class="n">CurrencyField</span><span class="p">()</span>
</span><span id="__span-0-594"><a id="__codelineno-0-594" name="__codelineno-0-594"></a> <span class="p">)</span>
</span><span id="__span-0-595"><a id="__codelineno-0-595" name="__codelineno-0-595"></a> <span class="p">)</span>
</span><span id="__span-0-596"><a id="__codelineno-0-596" name="__codelineno-0-596"></a> <span class="o">.</span><span class="n">filter</span><span class="p">(</span><span class="n">selling_sum__gt</span><span class="o">=</span><span class="mi">0</span><span class="p">)</span>
</span><span id="__span-0-597"><a id="__codelineno-0-597" name="__codelineno-0-597"></a> <span class="o">.</span><span class="n">order_by</span><span class="p">(</span><span class="s2">&quot;-selling_sum&quot;</span><span class="p">)</span>
</span><span id="__span-0-598"><a id="__codelineno-0-598" name="__codelineno-0-598"></a> <span class="p">)</span>
</span></code></pre></div></td></tr></table></div>
</details>
</div>
</div>
<div class="doc doc-object doc-function">
<h3 id="counter.schemas.Counter.get_total_sales" class="doc doc-heading">
<code class="highlight language-python"><span class="n">get_total_sales</span><span class="p">(</span><span class="n">since</span><span class="o">=</span><span class="kc">None</span><span class="p">)</span></code>
<a href="#counter.schemas.Counter.get_total_sales" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Compute and return the total turnover of this counter since the given date.</p>
<p>By default, the date is the start of the current semester.</p>
<p><span class="doc-section-title">Parameters:</span></p>
<table>
<thead>
<tr>
<th>Name</th>
<th>Type</th>
<th>Description</th>
<th>Default</th>
</tr>
</thead>
<tbody>
<tr class="doc-section-item">
<td>
<code>since</code>
</td>
<td>
<code>datetime | date | None</code>
</td>
<td>
<div class="doc-md-description">
<p>timestamp from which to perform the calculation</p>
</div>
</td>
<td>
<code>None</code>
</td>
</tr>
</tbody>
</table>
<p><span class="doc-section-title">Returns:</span></p>
<table>
<thead>
<tr>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr class="doc-section-item">
<td>
<code>CurrencyField</code>
</td>
<td>
<div class="doc-md-description">
<p>Total revenue earned at this counter.</p>
</div>
</td>
</tr>
</tbody>
</table>
<details class="quote">
<summary>Source code in <code>counter/models.py</code></summary>
<div class="language-python highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-600">600</a></span>
<span class="normal"><a href="#__codelineno-0-601">601</a></span>
<span class="normal"><a href="#__codelineno-0-602">602</a></span>
<span class="normal"><a href="#__codelineno-0-603">603</a></span>
<span class="normal"><a href="#__codelineno-0-604">604</a></span>
<span class="normal"><a href="#__codelineno-0-605">605</a></span>
<span class="normal"><a href="#__codelineno-0-606">606</a></span>
<span class="normal"><a href="#__codelineno-0-607">607</a></span>
<span class="normal"><a href="#__codelineno-0-608">608</a></span>
<span class="normal"><a href="#__codelineno-0-609">609</a></span>
<span class="normal"><a href="#__codelineno-0-610">610</a></span>
<span class="normal"><a href="#__codelineno-0-611">611</a></span>
<span class="normal"><a href="#__codelineno-0-612">612</a></span>
<span class="normal"><a href="#__codelineno-0-613">613</a></span>
<span class="normal"><a href="#__codelineno-0-614">614</a></span>
<span class="normal"><a href="#__codelineno-0-615">615</a></span>
<span class="normal"><a href="#__codelineno-0-616">616</a></span>
<span class="normal"><a href="#__codelineno-0-617">617</a></span>
<span class="normal"><a href="#__codelineno-0-618">618</a></span>
<span class="normal"><a href="#__codelineno-0-619">619</a></span>
<span class="normal"><a href="#__codelineno-0-620">620</a></span>
<span class="normal"><a href="#__codelineno-0-621">621</a></span></pre></div></td><td class="code"><div><pre><span></span><code><span id="__span-0-600"><a id="__codelineno-0-600" name="__codelineno-0-600"></a><span class="k">def</span> <span class="nf">get_total_sales</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">since</span><span class="p">:</span> <span class="n">datetime</span> <span class="o">|</span> <span class="n">date</span> <span class="o">|</span> <span class="kc">None</span> <span class="o">=</span> <span class="kc">None</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">CurrencyField</span><span class="p">:</span>
</span><span id="__span-0-601"><a id="__codelineno-0-601" name="__codelineno-0-601"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Compute and return the total turnover of this counter since the given date.</span>
</span><span id="__span-0-602"><a id="__codelineno-0-602" name="__codelineno-0-602"></a>
</span><span id="__span-0-603"><a id="__codelineno-0-603" name="__codelineno-0-603"></a><span class="sd"> By default, the date is the start of the current semester.</span>
</span><span id="__span-0-604"><a id="__codelineno-0-604" name="__codelineno-0-604"></a>
</span><span id="__span-0-605"><a id="__codelineno-0-605" name="__codelineno-0-605"></a><span class="sd"> Args:</span>
</span><span id="__span-0-606"><a id="__codelineno-0-606" name="__codelineno-0-606"></a><span class="sd"> since: timestamp from which to perform the calculation</span>
</span><span id="__span-0-607"><a id="__codelineno-0-607" name="__codelineno-0-607"></a>
</span><span id="__span-0-608"><a id="__codelineno-0-608" name="__codelineno-0-608"></a><span class="sd"> Returns:</span>
</span><span id="__span-0-609"><a id="__codelineno-0-609" name="__codelineno-0-609"></a><span class="sd"> Total revenue earned at this counter.</span>
</span><span id="__span-0-610"><a id="__codelineno-0-610" name="__codelineno-0-610"></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="__span-0-611"><a id="__codelineno-0-611" name="__codelineno-0-611"></a> <span class="k">if</span> <span class="n">since</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
</span><span id="__span-0-612"><a id="__codelineno-0-612" name="__codelineno-0-612"></a> <span class="n">since</span> <span class="o">=</span> <span class="n">get_start_of_semester</span><span class="p">()</span>
</span><span id="__span-0-613"><a id="__codelineno-0-613" name="__codelineno-0-613"></a> <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">since</span><span class="p">,</span> <span class="n">date</span><span class="p">):</span>
</span><span id="__span-0-614"><a id="__codelineno-0-614" name="__codelineno-0-614"></a> <span class="n">since</span> <span class="o">=</span> <span class="n">datetime</span><span class="p">(</span><span class="n">since</span><span class="o">.</span><span class="n">year</span><span class="p">,</span> <span class="n">since</span><span class="o">.</span><span class="n">month</span><span class="p">,</span> <span class="n">since</span><span class="o">.</span><span class="n">day</span><span class="p">,</span> <span class="n">tzinfo</span><span class="o">=</span><span class="n">tz</span><span class="o">.</span><span class="n">utc</span><span class="p">)</span>
</span><span id="__span-0-615"><a id="__codelineno-0-615" name="__codelineno-0-615"></a> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">sellings</span><span class="o">.</span><span class="n">filter</span><span class="p">(</span><span class="n">date__gte</span><span class="o">=</span><span class="n">since</span><span class="p">)</span><span class="o">.</span><span class="n">aggregate</span><span class="p">(</span>
</span><span id="__span-0-616"><a id="__codelineno-0-616" name="__codelineno-0-616"></a> <span class="n">total</span><span class="o">=</span><span class="n">Sum</span><span class="p">(</span>
</span><span id="__span-0-617"><a id="__codelineno-0-617" name="__codelineno-0-617"></a> <span class="n">F</span><span class="p">(</span><span class="s2">&quot;quantity&quot;</span><span class="p">)</span> <span class="o">*</span> <span class="n">F</span><span class="p">(</span><span class="s2">&quot;unit_price&quot;</span><span class="p">),</span>
</span><span id="__span-0-618"><a id="__codelineno-0-618" name="__codelineno-0-618"></a> <span class="n">default</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span>
</span><span id="__span-0-619"><a id="__codelineno-0-619" name="__codelineno-0-619"></a> <span class="n">output_field</span><span class="o">=</span><span class="n">CurrencyField</span><span class="p">(),</span>
</span><span id="__span-0-620"><a id="__codelineno-0-620" name="__codelineno-0-620"></a> <span class="p">)</span>
</span><span id="__span-0-621"><a id="__codelineno-0-621" name="__codelineno-0-621"></a> <span class="p">)[</span><span class="s2">&quot;total&quot;</span><span class="p">]</span>
</span></code></pre></div></td></tr></table></div>
</details>
</div>
</div>
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="counter.schemas.Product" class="doc doc-heading">
<code>Product</code>
<a href="#counter.schemas.Product" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code>Model</code></p>
<p>A product, with all its related information.</p>
<div class="doc doc-children">
<div class="doc doc-object doc-function">
<h3 id="counter.schemas.Product.is_owned_by" class="doc doc-heading">
<code class="highlight language-python"><span class="n">is_owned_by</span><span class="p">(</span><span class="n">user</span><span class="p">)</span></code>
<a href="#counter.schemas.Product.is_owned_by" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Method to see if that object can be edited by the given user.</p>
<details class="quote">
<summary>Source code in <code>counter/models.py</code></summary>
<div class="language-python highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-353">353</a></span>
<span class="normal"><a href="#__codelineno-0-354">354</a></span>
<span class="normal"><a href="#__codelineno-0-355">355</a></span>
<span class="normal"><a href="#__codelineno-0-356">356</a></span>
<span class="normal"><a href="#__codelineno-0-357">357</a></span>
<span class="normal"><a href="#__codelineno-0-358">358</a></span>
<span class="normal"><a href="#__codelineno-0-359">359</a></span></pre></div></td><td class="code"><div><pre><span></span><code><span id="__span-0-353"><a id="__codelineno-0-353" name="__codelineno-0-353"></a><span class="k">def</span> <span class="nf">is_owned_by</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">user</span><span class="p">):</span>
</span><span id="__span-0-354"><a id="__codelineno-0-354" name="__codelineno-0-354"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Method to see if that object can be edited by the given user.&quot;&quot;&quot;</span>
</span><span id="__span-0-355"><a id="__codelineno-0-355" name="__codelineno-0-355"></a> <span class="k">if</span> <span class="n">user</span><span class="o">.</span><span class="n">is_anonymous</span><span class="p">:</span>
</span><span id="__span-0-356"><a id="__codelineno-0-356" name="__codelineno-0-356"></a> <span class="k">return</span> <span class="kc">False</span>
</span><span id="__span-0-357"><a id="__codelineno-0-357" name="__codelineno-0-357"></a> <span class="k">return</span> <span class="n">user</span><span class="o">.</span><span class="n">is_in_group</span><span class="p">(</span>
</span><span id="__span-0-358"><a id="__codelineno-0-358" name="__codelineno-0-358"></a> <span class="n">pk</span><span class="o">=</span><span class="n">settings</span><span class="o">.</span><span class="n">SITH_GROUP_ACCOUNTING_ADMIN_ID</span>
</span><span id="__span-0-359"><a id="__codelineno-0-359" name="__codelineno-0-359"></a> <span class="p">)</span> <span class="ow">or</span> <span class="n">user</span><span class="o">.</span><span class="n">is_in_group</span><span class="p">(</span><span class="n">pk</span><span class="o">=</span><span class="n">settings</span><span class="o">.</span><span class="n">SITH_GROUP_COUNTER_ADMIN_ID</span><span class="p">)</span>
</span></code></pre></div></td></tr></table></div>
</details>
</div>
</div>
<div class="doc doc-object doc-function">
<h3 id="counter.schemas.Product.can_be_sold_to" class="doc doc-heading">
<code class="highlight language-python"><span class="n">can_be_sold_to</span><span class="p">(</span><span class="n">user</span><span class="p">)</span></code>
<a href="#counter.schemas.Product.can_be_sold_to" class="headerlink" title="Permanent link">&para;</a></h3>
<div class="doc doc-contents ">
<p>Check if whether the user given in parameter has the right to buy
this product or not.</p>
<p>This must be not confused with the Customer.can_buy()
method as the present method returns an information
about the relation between a User and a Product,
whereas the other tells something about a Customer
(and not a user, they are not the same model).</p>
<p><span class="doc-section-title">Returns:</span></p>
<table>
<thead>
<tr>
<th>Type</th>
<th>Description</th>
</tr>
</thead>
<tbody>
<tr class="doc-section-item">
<td>
<code>bool</code>
</td>
<td>
<div class="doc-md-description">
<p>True if the user can buy this product else False</p>
</div>
</td>
</tr>
</tbody>
</table>
<details class="warning" open>
<summary>Warning</summary>
<p>This performs a db query, thus you can quickly have
a N+1 queries problem if you call it in a loop.
Hopefully, you can avoid that if you prefetch the buying_groups :</p>
<div class="language-python highlight"><pre><span></span><code><span id="__span-0-1"><a id="__codelineno-0-1" name="__codelineno-0-1" href="#__codelineno-0-1"></a><span class="n">user</span> <span class="o">=</span> <span class="n">User</span><span class="o">.</span><span class="n">objects</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="n">username</span><span class="o">=</span><span class="s2">&quot;foobar&quot;</span><span class="p">)</span>
</span><span id="__span-0-2"><a id="__codelineno-0-2" name="__codelineno-0-2" href="#__codelineno-0-2"></a><span class="n">products</span> <span class="o">=</span> <span class="p">[</span>
</span><span id="__span-0-3"><a id="__codelineno-0-3" name="__codelineno-0-3" href="#__codelineno-0-3"></a> <span class="n">p</span>
</span><span id="__span-0-4"><a id="__codelineno-0-4" name="__codelineno-0-4" href="#__codelineno-0-4"></a> <span class="k">for</span> <span class="n">p</span> <span class="ow">in</span> <span class="n">Product</span><span class="o">.</span><span class="n">objects</span><span class="o">.</span><span class="n">prefetch_related</span><span class="p">(</span><span class="s2">&quot;buying_groups&quot;</span><span class="p">)</span>
</span><span id="__span-0-5"><a id="__codelineno-0-5" name="__codelineno-0-5" href="#__codelineno-0-5"></a> <span class="k">if</span> <span class="n">p</span><span class="o">.</span><span class="n">can_be_sold_to</span><span class="p">(</span><span class="n">user</span><span class="p">)</span>
</span><span id="__span-0-6"><a id="__codelineno-0-6" name="__codelineno-0-6" href="#__codelineno-0-6"></a><span class="p">]</span>
</span></code></pre></div>
</details>
<details class="quote">
<summary>Source code in <code>counter/models.py</code></summary>
<div class="language-python highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal"><a href="#__codelineno-0-361">361</a></span>
<span class="normal"><a href="#__codelineno-0-362">362</a></span>
<span class="normal"><a href="#__codelineno-0-363">363</a></span>
<span class="normal"><a href="#__codelineno-0-364">364</a></span>
<span class="normal"><a href="#__codelineno-0-365">365</a></span>
<span class="normal"><a href="#__codelineno-0-366">366</a></span>
<span class="normal"><a href="#__codelineno-0-367">367</a></span>
<span class="normal"><a href="#__codelineno-0-368">368</a></span>
<span class="normal"><a href="#__codelineno-0-369">369</a></span>
<span class="normal"><a href="#__codelineno-0-370">370</a></span>
<span class="normal"><a href="#__codelineno-0-371">371</a></span>
<span class="normal"><a href="#__codelineno-0-372">372</a></span>
<span class="normal"><a href="#__codelineno-0-373">373</a></span>
<span class="normal"><a href="#__codelineno-0-374">374</a></span>
<span class="normal"><a href="#__codelineno-0-375">375</a></span>
<span class="normal"><a href="#__codelineno-0-376">376</a></span>
<span class="normal"><a href="#__codelineno-0-377">377</a></span>
<span class="normal"><a href="#__codelineno-0-378">378</a></span>
<span class="normal"><a href="#__codelineno-0-379">379</a></span>
<span class="normal"><a href="#__codelineno-0-380">380</a></span>
<span class="normal"><a href="#__codelineno-0-381">381</a></span>
<span class="normal"><a href="#__codelineno-0-382">382</a></span>
<span class="normal"><a href="#__codelineno-0-383">383</a></span>
<span class="normal"><a href="#__codelineno-0-384">384</a></span>
<span class="normal"><a href="#__codelineno-0-385">385</a></span>
<span class="normal"><a href="#__codelineno-0-386">386</a></span>
<span class="normal"><a href="#__codelineno-0-387">387</a></span>
<span class="normal"><a href="#__codelineno-0-388">388</a></span>
<span class="normal"><a href="#__codelineno-0-389">389</a></span>
<span class="normal"><a href="#__codelineno-0-390">390</a></span>
<span class="normal"><a href="#__codelineno-0-391">391</a></span></pre></div></td><td class="code"><div><pre><span></span><code><span id="__span-0-361"><a id="__codelineno-0-361" name="__codelineno-0-361"></a><span class="k">def</span> <span class="nf">can_be_sold_to</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">user</span><span class="p">:</span> <span class="n">User</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">bool</span><span class="p">:</span>
</span><span id="__span-0-362"><a id="__codelineno-0-362" name="__codelineno-0-362"></a><span class="w"> </span><span class="sd">&quot;&quot;&quot;Check if whether the user given in parameter has the right to buy</span>
</span><span id="__span-0-363"><a id="__codelineno-0-363" name="__codelineno-0-363"></a><span class="sd"> this product or not.</span>
</span><span id="__span-0-364"><a id="__codelineno-0-364" name="__codelineno-0-364"></a>
</span><span id="__span-0-365"><a id="__codelineno-0-365" name="__codelineno-0-365"></a><span class="sd"> This must be not confused with the Customer.can_buy()</span>
</span><span id="__span-0-366"><a id="__codelineno-0-366" name="__codelineno-0-366"></a><span class="sd"> method as the present method returns an information</span>
</span><span id="__span-0-367"><a id="__codelineno-0-367" name="__codelineno-0-367"></a><span class="sd"> about the relation between a User and a Product,</span>
</span><span id="__span-0-368"><a id="__codelineno-0-368" name="__codelineno-0-368"></a><span class="sd"> whereas the other tells something about a Customer</span>
</span><span id="__span-0-369"><a id="__codelineno-0-369" name="__codelineno-0-369"></a><span class="sd"> (and not a user, they are not the same model).</span>
</span><span id="__span-0-370"><a id="__codelineno-0-370" name="__codelineno-0-370"></a>
</span><span id="__span-0-371"><a id="__codelineno-0-371" name="__codelineno-0-371"></a><span class="sd"> Returns:</span>
</span><span id="__span-0-372"><a id="__codelineno-0-372" name="__codelineno-0-372"></a><span class="sd"> True if the user can buy this product else False</span>
</span><span id="__span-0-373"><a id="__codelineno-0-373" name="__codelineno-0-373"></a>
</span><span id="__span-0-374"><a id="__codelineno-0-374" name="__codelineno-0-374"></a><span class="sd"> Warning:</span>
</span><span id="__span-0-375"><a id="__codelineno-0-375" name="__codelineno-0-375"></a><span class="sd"> This performs a db query, thus you can quickly have</span>
</span><span id="__span-0-376"><a id="__codelineno-0-376" name="__codelineno-0-376"></a><span class="sd"> a N+1 queries problem if you call it in a loop.</span>
</span><span id="__span-0-377"><a id="__codelineno-0-377" name="__codelineno-0-377"></a><span class="sd"> Hopefully, you can avoid that if you prefetch the buying_groups :</span>
</span><span id="__span-0-378"><a id="__codelineno-0-378" name="__codelineno-0-378"></a>
</span><span id="__span-0-379"><a id="__codelineno-0-379" name="__codelineno-0-379"></a><span class="sd"> ```python</span>
</span><span id="__span-0-380"><a id="__codelineno-0-380" name="__codelineno-0-380"></a><span class="sd"> user = User.objects.get(username=&quot;foobar&quot;)</span>
</span><span id="__span-0-381"><a id="__codelineno-0-381" name="__codelineno-0-381"></a><span class="sd"> products = [</span>
</span><span id="__span-0-382"><a id="__codelineno-0-382" name="__codelineno-0-382"></a><span class="sd"> p</span>
</span><span id="__span-0-383"><a id="__codelineno-0-383" name="__codelineno-0-383"></a><span class="sd"> for p in Product.objects.prefetch_related(&quot;buying_groups&quot;)</span>
</span><span id="__span-0-384"><a id="__codelineno-0-384" name="__codelineno-0-384"></a><span class="sd"> if p.can_be_sold_to(user)</span>
</span><span id="__span-0-385"><a id="__codelineno-0-385" name="__codelineno-0-385"></a><span class="sd"> ]</span>
</span><span id="__span-0-386"><a id="__codelineno-0-386" name="__codelineno-0-386"></a><span class="sd"> ```</span>
</span><span id="__span-0-387"><a id="__codelineno-0-387" name="__codelineno-0-387"></a><span class="sd"> &quot;&quot;&quot;</span>
</span><span id="__span-0-388"><a id="__codelineno-0-388" name="__codelineno-0-388"></a> <span class="n">buying_groups</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">buying_groups</span><span class="o">.</span><span class="n">all</span><span class="p">())</span>
</span><span id="__span-0-389"><a id="__codelineno-0-389" name="__codelineno-0-389"></a> <span class="k">if</span> <span class="ow">not</span> <span class="n">buying_groups</span><span class="p">:</span>
</span><span id="__span-0-390"><a id="__codelineno-0-390" name="__codelineno-0-390"></a> <span class="k">return</span> <span class="kc">True</span>
</span><span id="__span-0-391"><a id="__codelineno-0-391" name="__codelineno-0-391"></a> <span class="k">return</span> <span class="nb">any</span><span class="p">(</span><span class="n">user</span><span class="o">.</span><span class="n">is_in_group</span><span class="p">(</span><span class="n">pk</span><span class="o">=</span><span class="n">group</span><span class="o">.</span><span class="n">id</span><span class="p">)</span> <span class="k">for</span> <span class="n">group</span> <span class="ow">in</span> <span class="n">buying_groups</span><span class="p">)</span>
</span></code></pre></div></td></tr></table></div>
</details>
</div>
</div>
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="counter.schemas.CounterSchema" class="doc doc-heading">
<code>CounterSchema</code>
<a href="#counter.schemas.CounterSchema" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code>ModelSchema</code></p>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="counter.schemas.CounterFilterSchema" class="doc doc-heading">
<code>CounterFilterSchema</code>
<a href="#counter.schemas.CounterFilterSchema" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code>FilterSchema</code></p>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="counter.schemas.SimplifiedCounterSchema" class="doc doc-heading">
<code>SimplifiedCounterSchema</code>
<a href="#counter.schemas.SimplifiedCounterSchema" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code>ModelSchema</code></p>
<div class="doc doc-children">
</div>
</div>
</div>
<div class="doc doc-object doc-class">
<h2 id="counter.schemas.ProductSchema" class="doc doc-heading">
<code>ProductSchema</code>
<a href="#counter.schemas.ProductSchema" class="headerlink" title="Permanent link">&para;</a></h2>
<div class="doc doc-contents ">
<p class="doc doc-class-bases">
Bases: <code>ModelSchema</code></p>
<div class="doc doc-children">
</div>
</div>
</div>
</div>
</div>
</div>
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