From b22d32dada90851b161c9056d73589b5c29cb3bf Mon Sep 17 00:00:00 2001
From: Hornwitser <github@hornwitser.no>
Date: Sat, 15 Mar 2025 14:20:38 +0100
Subject: [PATCH] Add editing of events

---
 components/EventsTable.vue | 243 +++++++++++++++++++++++++++++++++++++
 pages/edit.vue             |   2 +
 2 files changed, 245 insertions(+)
 create mode 100644 components/EventsTable.vue

diff --git a/components/EventsTable.vue b/components/EventsTable.vue
new file mode 100644
index 0000000..8ec4f63
--- /dev/null
+++ b/components/EventsTable.vue
@@ -0,0 +1,243 @@
+<template>
+	<div>
+		<table>
+			<thead>
+				<tr>
+					<th>id</th>
+					<th>name</th>
+					<th>description</th>
+					<th>p</th>
+					<th>s</th>
+					<th v-if="edit"></th>
+				</tr>
+			</thead>
+			<tbody>
+				<template v-if="edit">
+					<tr
+						v-for="event in events"
+						:key="event.id"
+						:class="{ removed: removed.has(event.id) }"
+					>
+						<td>{{ event.id }}</td>
+						<td>
+							<input
+								type="text"
+								:value="event.name"
+								@input="editEvent(event, { name: ($event as any).target.value })"
+							>
+						</td>
+						<td>
+							<input
+								type="text"
+								:value="event.description"
+								@input="editEvent(event, { description: ($event as any).target.value })"
+							>
+						</td>
+						<td>
+							<input
+								type="checkbox"
+								:value="!event.crew"
+								:checked="!event.crew"
+								@change="editEvent(event, { crew: !($event as any).target.value })"
+							>
+						</td>
+						<td>{{ event.slots.length ? event.slots.length : "" }}</td>
+						<td>
+							<button
+								type="button"
+								:disabled="removed.has(event.id)"
+								@click="delEvent(event.id)"
+							>Delete</button>
+							<button
+								v-if="changes.some(c => c.data.id === event.id)"
+								type="button"
+								@click="revertEvent(event.id)"
+							>Revert</button>
+						</td>
+					</tr>
+					<tr>
+						<td>{{ toId(newEventName) }}</td>
+						<td>
+							<input
+								type="text"
+								v-model="newEventName"
+							>
+						</td>
+						<td>
+							<input
+								type="text"
+								v-model="newEventDescription"
+							>
+						</td>
+						<td>
+							<input
+								type="checkbox"
+								v-model="newEventPublic"
+							>
+						</td>
+						<td></td>
+						<td>
+							<button
+								v-if="eventExists(newEventName)"
+								disabled
+							>Event already exists</button>
+							<button
+								v-else
+								type="button"
+								@click="newEvent"
+							>Add Event</button>
+						</td>
+					</tr>
+				</template>
+				<template v-else>
+					<tr
+						v-for="event in events"
+						:key="event.id"
+					>
+						<td>{{ event.id }}</td>
+						<td>{{ event.name }}</td>
+						<td>{{ event.description }}</td>
+						<td>{{ event.crew ? "" : "Yes"}}</td>
+						<td>{{ event.slots.length ? event.slots.length : "" }}</td>
+					</tr>
+				</template>
+			</tbody>
+		</table>
+		<p v-if="changes.length">
+			Changes are not saved yet.
+			<button
+				type="button"
+				@click="saveEvents"
+			>Save Changes</button>
+		</p>
+		<details>
+			<summary>Debug</summary>
+			<ol>
+				<li v-for="change in changes">
+					{{ JSON.stringify(change) }}
+				</li>
+			</ol>
+		</details>
+	</div>
+</template>
+
+<script lang="ts" setup>
+import type { ChangeRecord, ScheduleEvent } from '~/shared/types/schedule';
+import { applyChangeArray } from '~/shared/utils/changes';
+import { toId } from '~/shared/utils/functions';
+
+defineProps<{
+	edit?: boolean,
+}>();
+
+const schedule = await useSchedule();
+
+const changes = ref<ChangeRecord<ScheduleEvent>[]>([]);
+const removed = computed(() => new Set(changes.value.filter(c => c.op === "del").map(c => c.data.id)));
+function replaceChange(
+	change: ChangeRecord<ScheduleEvent>,
+	changes: ChangeRecord<ScheduleEvent>[],
+) {
+	const index = changes.findIndex(item => (
+		item.op === change.op && item.data.id === change.data.id
+	));
+	const copy = [...changes];
+	if (index !== -1)
+		copy.splice(index, 1, change);
+	else
+		copy.push(change);
+	return copy;
+}
+function revertChange(id: string, changes: ChangeRecord<ScheduleEvent>[]) {
+	return changes.filter(change => change.data.id !== id);
+}
+
+const newEventName = ref("");
+const newEventDescription = ref("");
+const newEventPublic = ref(false);
+function editEvent(
+	event: ScheduleEvent,
+	edits: { name?: string, description?: string, crew?: boolean }
+) {
+	const copy = { ...event };
+	if (edits.name !== undefined) {
+		copy.name = edits.name;
+	}
+	if (edits.description !== undefined) {
+		copy.description = edits.description || undefined;
+	}
+	if (edits.crew !== undefined) {
+		copy.crew = edits.crew || undefined;
+	}
+	const change = { op: "set" as const, data: copy };
+	changes.value = replaceChange(change, changes.value);
+}
+function delEvent(id: string) {
+	const change = { op: "del" as const, data: { id } };
+	changes.value = replaceChange(change, changes.value);
+}
+function revertEvent(id: string) {
+	changes.value = revertChange(id, changes.value);
+}
+function eventExists(name: string) {
+	const id = toId(name);
+	return (
+		schedule.value.events.some(e => e.id === id)
+		|| changes.value.some(c => c.data.id === id)
+	);
+}
+function newEvent() {
+	if (eventExists(newEventName.value)) {
+		alert(`Event ${newEventName.value} already exists`);
+		return;
+	}
+	const change = {
+		op: "set" as const,
+		data: {
+			id: toId(newEventName.value),
+			name: newEventName.value,
+			description: newEventDescription.value || undefined,
+			crew: !newEventPublic.value || undefined,
+			slots: [],
+		},
+	};
+	changes.value = replaceChange(change, changes.value);
+	newEventName.value = "";
+	newEventDescription.value = "";
+	newEventPublic.value = false;
+}
+async function saveEvents() {
+	try {
+		await $fetch("/api/schedule", {
+			method: "PATCH",
+			body: { events: changes.value },
+		});
+		changes.value = [];
+	} catch (err: any) {
+		console.error(err);
+		alert(err?.data?.message ?? err.message);
+	}
+}
+
+const events = computed(() => {
+	const data = [...schedule.value.events];
+	applyChangeArray(changes.value.filter(change => change.op === "set"), data);
+	return data;
+});
+</script>
+
+<style scoped>
+table {
+	border-spacing: 0;
+}
+table th {
+	text-align: left;
+	border-bottom: 1px solid var(--foreground);
+}
+table :is(th, td) + :is(th, td) {
+	padding-inline-start: 0.4em;
+}
+.removed :is(td, input) {
+	text-decoration: line-through;
+}
+</style>
diff --git a/pages/edit.vue b/pages/edit.vue
index 5310043..62648d5 100644
--- a/pages/edit.vue
+++ b/pages/edit.vue
@@ -22,6 +22,8 @@
 			</select>
 		</label>
 		<ScheduleTable :edit="true" :location="locationFilter" />
+		<h2>Events</h2>
+		<EventsTable :edit="true" />
 	</main>
 </template>