112 lines
7.5 KiB
TypeScript
112 lines
7.5 KiB
TypeScript
import { Hono, type Context, type MiddlewareHandler } from 'hono';
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import { bodyLimit } from 'hono/body-limit';
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import { z } from 'zod';
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import type { AppDatabase, AuthEnv, createAuth } from '../auth';
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import { HabitService, ApiError } from './service';
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import { calendarSettingsSchema, chartInput, chartPatch, dateSchema, doneInput, habitInput, habitPatch, progressInput, taskInput, taskPatch, timezoneInput } from './contracts';
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import { dayNumber } from './calendar';
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type Env = AuthEnv & { Variables: { service: HabitService; payload: { value: unknown; malformed: boolean } } };
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function body<T extends z.ZodType>(c: Context<Env>, schema: T): z.output<T> {
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if (c.req.header('Content-Type')?.split(';')[0]?.trim().toLowerCase() !== 'application/json') throw new ApiError(400, 'Expected application/json');
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const { value, malformed } = c.get('payload');
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if (malformed) throw new ApiError(400, 'Malformed JSON');
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const result = schema.safeParse(value);
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if (!result.success) throw new ApiError(422, result.error.issues.map(i => `${i.path.join('.') || 'body'}: ${i.message}`).join('; '));
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return result.data;
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}
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function date(c: Context<Env>) {
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const result = dateSchema.safeParse(c.req.param('date'));
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if (!result.success) throw new ApiError(422, 'Expected a real YYYY-MM-DD date');
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return result.data;
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}
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function range(c: Context<Env>) {
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const result = z.object({ from: dateSchema, to: dateSchema, compact: z.enum(['true', 'false']).optional() }).strict().safeParse(c.req.query());
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if (!result.success || result.data.from > result.data.to || dayNumber(result.data.to) - dayNumber(result.data.from) > 1829) throw new ApiError(422, 'Supply from and to dates in order, spanning at most 1830 days');
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return result.data;
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}
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export function createHabitRoutes(db: AppDatabase, auth: ReturnType<typeof createAuth>, now: () => number) {
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const app = new Hono<Env>();
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const protectedPath = (path: string, method: string) => /^\/api\/(habits|charts|today|days)(\/|$)/.test(path) || (path === '/api/me' && method === 'PATCH');
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const authenticate = auth.requireAuth as unknown as MiddlewareHandler<Env>;
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const origin = auth.requireSameOrigin as unknown as MiddlewareHandler<Env>;
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const limit = bodyLimit({ maxSize: 65536, onError: c => c.json({ error: 'Request body exceeds 64 KiB' }, 413) });
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app.use('*', async (c, next) => {
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if (!protectedPath(c.req.path, c.req.method)) return next();
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return authenticate(c, async () => {
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const proceed = async () => { const response = await limit(c, async () => {
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// Finish all asynchronous body reads before taking a dated database snapshot.
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// The handlers below then read, validate and write synchronously in one turn.
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const payload: Env['Variables']['payload'] = { value: undefined, malformed: false };
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if (['POST', 'PATCH', 'PUT'].includes(c.req.method)) {
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try { payload.value = await c.req.json(); } catch { payload.malformed = true; }
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}
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c.set('payload', payload);
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await HabitService.withPrepared(db, c.get('user'), now, async service => {
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c.set('service', service); await next();
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});
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}); if (response) c.res = response; };
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if (!['GET', 'HEAD', 'OPTIONS'].includes(c.req.method)) {
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const response = await origin(c, proceed); if (response) c.res = response;
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} else await proceed();
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});
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});
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const service = (c: Context<Env>) => c.get('service');
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const id = (c: Context<Env>) => c.req.param('id')!;
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app.get('/habits', c => {
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const q = z.object({ archived: z.enum(['true', 'false']).optional() }).strict().safeParse(c.req.query());
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if (!q.success) throw new ApiError(422, 'archived must be true or false');
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return c.json({ habits: service(c).list(q.data.archived === 'true') });
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});
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app.post('/habits', c => {
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const habit = service(c).create(body(c, habitInput));
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c.header('Location', `/api/habits/${habit.id}`); return c.json(habit, 201);
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});
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app.get('/habits/:id', c => c.json(service(c).current(id(c))));
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app.patch('/habits/:id', c => c.json(service(c).edit(id(c), body(c, habitPatch))));
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app.delete('/habits/:id/permanent', c => { service(c).permanentlyDelete(id(c)); return c.body(null, 204); });
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app.delete('/habits/:id', c => { service(c).edit(id(c), { archived: true }); return c.body(null, 204); });
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app.get('/habits/:id/history', c => c.json({ revisions: service(c).history(id(c)) }));
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app.get('/habits/:id/tasks', c => c.json({ tasks: service(c).tasks(id(c)) }));
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app.post('/habits/:id/tasks', c => c.json(service(c).changeTask(id(c), undefined, body(c, taskInput)), 201));
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app.get('/habits/:id/tasks/:taskId', c => {
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const task = service(c).tasks(id(c)).find(t => t.id === c.req.param('taskId'));
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if (!task) throw new ApiError(404, 'Not found'); return c.json(task);
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});
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app.patch('/habits/:id/tasks/:taskId', c => c.json(service(c).changeTask(id(c), c.req.param('taskId'), body(c, taskPatch))));
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app.delete('/habits/:id/tasks/:taskId', c => { service(c).changeTask(id(c), c.req.param('taskId'), null); return c.body(null, 204); });
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app.get('/habits/:id/days/:date', c => c.json(service(c).day(id(c), date(c))));
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app.get('/habits/:id/days/:date/audit', c => c.json({ records: service(c).audit(id(c), date(c)) }));
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app.put('/habits/:id/days/:date/progress', c => c.json(service(c).progress(id(c), date(c), body(c, progressInput))));
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app.put('/habits/:id/days/:date/tasks/:taskId', c => c.json(service(c).completeTask(id(c), date(c), c.req.param('taskId'), (body(c, doneInput)).done)));
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app.get('/habits/:id/calendar-settings', c => c.json(service(c).settings(id(c))));
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app.put('/habits/:id/calendar-settings', c => c.json(service(c).saveSettings(id(c), body(c, calendarSettingsSchema))));
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app.get('/habits/:id/calendar', c => {
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const { from, to, compact } = range(c); return c.json(service(c).calendar([id(c)], from, to, service(c).settings(id(c)), false, compact === 'true'));
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});
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app.get('/today', c => {
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const s = service(c); const habits = s.list().map(h => s.day(h.id, s.today));
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return c.json({ date: s.today, timezone: s.user.timezone, habits, due: habits.filter(h => h.due).length, completed: habits.filter(h => h.complete).length });
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});
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app.get('/days/:date', c => {
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const s = service(c); const day = date(c); return c.json({ date: day, habits: s.list(true).map(h => s.day(h.id, day)) });
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});
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app.get('/charts', c => c.json({ charts: service(c).charts() }));
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app.post('/charts', c => {
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const chart = service(c).saveChart(body(c, chartInput)); c.header('Location', `/api/charts/${chart.id}`); return c.json(chart, 201);
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});
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app.get('/charts/:id', c => c.json(service(c).chart(id(c))));
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app.patch('/charts/:id', c => {
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const patch = body(c, chartPatch); const old = service(c).chart(id(c));
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return c.json(service(c).saveChart({ name: patch.name ?? old.name, habitIds: patch.habitIds ?? old.habitIds, settings: patch.settings ?? old.settings }, id(c)));
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});
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app.delete('/charts/:id', c => { service(c).deleteChart(id(c)); return c.body(null, 204); });
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app.get('/charts/:id/calendar', c => {
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const chart = service(c).chart(id(c)); const { from, to, compact } = range(c); return c.json(service(c).calendar(chart.habitIds, from, to, chart.settings, true, compact === 'true'));
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});
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app.get('/charts/:id/days/:date', c => {
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const chart = service(c).chart(id(c)); const day = date(c); return c.json(service(c).calendar(chart.habitIds, day, day, chart.settings, true).days[0]);
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});
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app.patch('/me', c => c.json(service(c).setTimezone((body(c, timezoneInput)).timezone)));
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return app;
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}
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