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split timetable parsing and display
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imperosol committed
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@@ -78,6 +78,9 @@ function parseSlots(s: string): TimetableSlot[] {
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}
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document.addEventListener("alpine:init", () => {
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/**
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* Alpine data that can parse a timetable, save it and export it to png.
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*/
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Alpine.data("timetableGenerator", () => ({
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content: DEFAULT_TIMETABLE,
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error: null as { incorrectRow?: string } | null,
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@@ -108,151 +111,6 @@ document.addEventListener("alpine:init", () => {
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downloadLink.remove();
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},
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async saveSith() {
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this.saving = true;
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const res = await timetableSaveTimetable({
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body: {
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// biome-ignore lint/style/useNamingConvention: api is snake case
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is_viewable: this.edtPublic,
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slots: this.courses.map((c) => ({
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// biome-ignore lint/style/useNamingConvention: api is snake case
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start_at: c.startSlot,
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// biome-ignore lint/style/useNamingConvention: api is snake case
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end_at: c.endSlot,
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weekday: (WEEKDAYS.indexOf(c.weekday) + 1) as ApiWeekDay,
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// biome-ignore lint/style/useNamingConvention: api is snake case
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week_group: c.weekGroup,
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// biome-ignore lint/style/useNamingConvention: api is snake case
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course_type: c.courseType,
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room: c.room,
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ue: c.ueCode,
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})),
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},
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});
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if (res.response?.ok) {
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this.timetableSavedMessage.display(
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gettext("This timetable has been saved in your profile"),
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{ success: true },
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);
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} else {
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this.timetableSavedMessage.display(
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interpolate(gettext("Error %d: timetable save failed"), res.response?.status),
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{ success: false },
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);
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}
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this.saving = false;
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},
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}));
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/**
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* Alpine data dedicated to timetable display only.
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* It can interact with the `timetableGenerator` data with x-model and x-modelable
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* (for example of this, see timetable/generator.jinja)
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*/
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Alpine.data("timetableDisplay", (slots: TimetableSlot[]) => ({
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displayedWeekdays: [] as WeekDay[],
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courses: [] as TimetableSlot[],
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startSlot: 0,
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endSlot: 0,
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table: { height: 0, width: 0 },
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edtPublic: false,
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saving: false,
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timetableSavedMessage: new AlertMessage(),
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colors: {} as Record<string, string>,
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colorPalette: [
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"#27ae60",
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"#2980b9",
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"#c0392b",
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"#7f8c8d",
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"#f1c40f",
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"#1abc9c",
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"#95a5a6",
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"#26C6DA",
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"#c2185b",
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"#e64a19",
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"#1b5e20",
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],
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generate() {
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try {
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this.courses = parseSlots(this.content);
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this.error = null;
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} catch (err) {
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type ParseRowError = { cause: { row: string } };
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this.error = { incorrectRow: (err as ParseRowError)?.cause?.row };
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return;
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}
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// color each UE
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let colorIndex = 0;
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for (const slot of this.courses) {
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if (!this.colors[slot.ueCode]) {
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this.colors[slot.ueCode] =
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this.colorPalette[colorIndex % this.colorPalette.length];
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colorIndex++;
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}
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}
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this.displayedWeekdays = WEEKDAYS.filter((day) =>
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this.courses.some((slot: TimetableSlot) => slot.weekday === day),
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);
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this.startSlot = this.courses.reduce(
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(acc: number, curr: TimetableSlot) => Math.min(acc, curr.startSlot),
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25 * 4,
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);
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this.endSlot = this.courses.reduce(
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(acc: number, curr: TimetableSlot) => Math.max(acc, curr.endSlot),
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1,
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);
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this.table.height = SLOT_HEIGHT * (this.endSlot - this.startSlot);
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this.table.width = SLOT_WIDTH * this.displayedWeekdays.length;
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},
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getStyle(slot: TimetableSlot) {
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const hasWeekGroup = !!slot.weekGroup;
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const width = hasWeekGroup ? SLOT_WIDTH / 2 : SLOT_WIDTH;
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const leftOffset = slot.weekGroup === "B" ? SLOT_WIDTH / 2 : 0;
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return {
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height: `${(slot.endSlot - slot.startSlot) * SLOT_HEIGHT}px`,
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width: `${width}px`,
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top: `${(slot.startSlot - this.startSlot) * SLOT_HEIGHT}px`,
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left: `${this.displayedWeekdays.indexOf(slot.weekday) * SLOT_WIDTH + leftOffset}px`,
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backgroundColor: this.colors[slot.ueCode],
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};
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},
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getHours(): [string, object][] {
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let hour: number = Number.parseInt(
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this.courses
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.map((c: TimetableSlot) => c.startHour)
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.reduce((res: string, hour: string) => (hour < res ? hour : res), "24:00")
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.split(":")[0],
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10,
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);
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const res: [string, object][] = [];
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for (let i = 0; i <= this.endSlot - this.startSlot; i += 60 / MINUTES_PER_SLOT) {
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res.push([`${hour}:00`, { top: `${i * SLOT_HEIGHT}px` }]);
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hour += 1;
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}
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return res;
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},
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getWidth() {
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return this.displayedWeekdays.length * SLOT_WIDTH + 20;
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},
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async savePng() {
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const elem = document.getElementById("timetable");
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const img = (await html2canvas(elem as HTMLElement)).toDataURL();
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const downloadLink = document.createElement("a");
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downloadLink.href = img;
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downloadLink.download = "edt.png";
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document.body.appendChild(downloadLink);
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downloadLink.click();
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downloadLink.remove();
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},
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async saveSith() {
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this.saving = true;
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const res = await timetableSaveTimetable({
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@@ -284,4 +142,99 @@ document.addEventListener("alpine:init", () => {
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this.saving = false;
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},
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}));
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/**
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* Alpine data dedicated to timetable display only.
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* It can interact with the `timetableGenerator` data with x-model and x-modelable
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* (for example of this, see timetable/generator.jinja)
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*/
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Alpine.data("timetableDisplay", (slots: TimetableSlot[]) => ({
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displayedWeekdays: [] as WeekDay[],
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startSlot: 0,
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endSlot: 0,
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table: { height: 0, width: 0 },
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slots: slots,
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colors: {} as Record<string, string>,
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colorPalette: [
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"#27ae60",
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"#2980b9",
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"#c0392b",
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"#7f8c8d",
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"#f1c40f",
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"#1abc9c",
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"#95a5a6",
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"#26C6DA",
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"#c2185b",
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"#e64a19",
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"#1b5e20",
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],
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init() {
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this.$watch("slots", () => this.display());
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},
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display() {
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// color each UE
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let colorIndex = 0;
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for (const slot of this.slots) {
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if (!this.colors[slot.ueCode]) {
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this.colors[slot.ueCode] =
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this.colorPalette[colorIndex % this.colorPalette.length];
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colorIndex++;
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}
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}
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this.displayedWeekdays = WEEKDAYS.filter((day) =>
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this.slots.some((slot: TimetableSlot) => slot.weekday === day),
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);
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this.startSlot = this.slots.reduce(
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(acc: number, curr: TimetableSlot) => Math.min(acc, curr.startSlot),
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25 * 4,
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);
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this.endSlot = this.slots.reduce(
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(acc: number, curr: TimetableSlot) => Math.max(acc, curr.endSlot),
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1,
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);
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this.table.height = SLOT_HEIGHT * (this.endSlot - this.startSlot);
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this.table.width = SLOT_WIDTH * this.displayedWeekdays.length;
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},
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getStyle(slot: TimetableSlot) {
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const hasWeekGroup = !!slot.weekGroup;
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const width = hasWeekGroup ? SLOT_WIDTH / 2 : SLOT_WIDTH;
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const leftOffset = slot.weekGroup === "B" ? SLOT_WIDTH / 2 : 0;
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return {
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height: `${(slot.endSlot - slot.startSlot) * SLOT_HEIGHT}px`,
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width: `${width}px`,
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top: `${(slot.startSlot - this.startSlot) * SLOT_HEIGHT}px`,
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left: `${this.displayedWeekdays.indexOf(slot.weekday) * SLOT_WIDTH + leftOffset}px`,
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backgroundColor: this.colors[slot.ueCode],
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};
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},
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/**
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* Return the hours that should be displayed on this timetable,
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* with their `top` placing
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*/
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getHours(): [string, { top: `${number}px` }][] {
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let hour: number = Number.parseInt(
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this.slots
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.map((c: TimetableSlot) => c.startHour)
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.reduce((res: string, hour: string) => (hour < res ? hour : res), "24:00")
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.split(":")[0],
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10,
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);
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const res: [string, { top: `${number}px` }][] = [];
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for (let i = 0; i <= this.endSlot - this.startSlot; i += 60 / MINUTES_PER_SLOT) {
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res.push([`${hour}:00`, { top: `${i * SLOT_HEIGHT}px` }]);
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hour += 1;
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}
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return res;
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},
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getWidth() {
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return this.displayedWeekdays.length * SLOT_WIDTH + 20;
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},
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}));
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});
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