import { convexTest } from 'convex-test';
import { describe, expect, test } from 'vitest';

import { internal } from '../../convex/_generated/api';
import schema from '../../convex/schema';

const modules = import.meta.glob('../../convex/**/*.*s');

describe('notifications schema', () => {
  test('inserts and reads back a notifications row', async () => {
    const t = convexTest(schema, modules);

    const { notificationId, userId } = await t.run(async (ctx) => {
      const userId = await ctx.db.insert('users', {
        email: 'a@b.c',
        name: 'A',
      });
      const now = Date.now();
      const notificationId = await ctx.db.insert('notifications', {
        userId,
        kind: 'agent_turn_finished',
        title: 'Agent finished',
        body: 'Your agent completed its turn.',
        link: '/threads/abc',
        createdAt: now,
      });
      return { notificationId, userId };
    });

    const notification = await t.run(
      async (ctx) => await ctx.db.get(notificationId),
    );

    expect(notification).not.toBeNull();
    expect(notification?.userId).toBe(userId);
    expect(notification?.kind).toBe('agent_turn_finished');
    expect(notification?.title).toBe('Agent finished');
    expect(notification?.body).toBe('Your agent completed its turn.');
    expect(notification?.link).toBe('/threads/abc');
    expect(notification?.readAt).toBeUndefined();
    expect(notification?.emailedAt).toBeUndefined();
    expect(typeof notification?.createdAt).toBe('number');
  });

  test('inserts and reads back a notificationPreferences row', async () => {
    const t = convexTest(schema, modules);

    const { preferenceId, userId } = await t.run(async (ctx) => {
      const userId = await ctx.db.insert('users', {
        email: 'prefs@b.c',
        name: 'Prefs',
      });
      const preferenceId = await ctx.db.insert('notificationPreferences', {
        userId,
        emailEnabled: true,
        emailSyncFailed: false,
        updatedAt: Date.now(),
      });
      return { preferenceId, userId };
    });

    const preference = await t.run(
      async (ctx) => await ctx.db.get(preferenceId),
    );

    expect(preference).not.toBeNull();
    expect(preference?.userId).toBe(userId);
    expect(preference?.emailEnabled).toBe(true);
    expect(preference?.emailSyncFailed).toBe(false);
    expect(preference?.emailMaintenance).toBeUndefined();
    expect(typeof preference?.updatedAt).toBe('number');
  });
});

describe('emitNotification', () => {
  test('inserts an unread notification row for the user', async () => {
    const t = convexTest(schema, modules);

    const userId = await t.run(
      async (ctx) =>
        await ctx.db.insert('users', { email: 'emit@b.c', name: 'Emit' }),
    );

    const notificationId = await t.mutation(internal.notifications.emit, {
      userId,
      kind: 'agent_turn_finished',
      title: 'Agent finished',
      body: 'Your agent completed its turn.',
      link: '/threads/abc',
    });

    const notification = await t.run(
      async (ctx) => await ctx.db.get(notificationId),
    );

    expect(notification).not.toBeNull();
    expect(notification?.userId).toBe(userId);
    expect(notification?.kind).toBe('agent_turn_finished');
    expect(notification?.title).toBe('Agent finished');
    expect(notification?.body).toBe('Your agent completed its turn.');
    expect(notification?.link).toBe('/threads/abc');
    expect(notification?.readAt).toBeUndefined();
    expect(notification?.emailedAt).toBeUndefined();
    expect(typeof notification?.createdAt).toBe('number');
  });

  test('does not email when emailEnabled is false', async () => {
    const t = convexTest(schema, modules);

    const userId = await t.run(async (ctx) => {
      const userId = await ctx.db.insert('users', {
        email: 'noemail@b.c',
        name: 'NoEmail',
      });
      await ctx.db.insert('notificationPreferences', {
        userId,
        emailEnabled: false,
        updatedAt: Date.now(),
      });
      return userId;
    });

    const notificationId = await t.mutation(internal.notifications.emit, {
      userId,
      kind: 'sync_failed',
      title: 'Sync failed',
      body: 'Your sync failed.',
    });

    // No email should have been scheduled; draining is a safe no-op.
    await t.finishAllScheduledFunctions(() => undefined);

    const notification = await t.run(
      async (ctx) => await ctx.db.get(notificationId),
    );
    expect(notification?.emailedAt).toBeUndefined();
  });

  test('getForEmail returns the recipient shape and markEmailed patches emailedAt', async () => {
    const t = convexTest(schema, modules);

    const { notificationId } = await t.run(async (ctx) => {
      const userId = await ctx.db.insert('users', {
        email: 'foremail@b.c',
        name: 'ForEmail',
      });
      const notificationId = await ctx.db.insert('notifications', {
        userId,
        kind: 'agent_needs_input',
        title: 'Needs input',
        body: 'The agent needs your input.',
        link: '/threads/xyz',
        createdAt: Date.now(),
      });
      return { notificationId };
    });

    const forEmail = await t.query(internal.notifications.getForEmail, {
      notificationId,
    });
    expect(forEmail).toEqual({
      to: 'foremail@b.c',
      title: 'Needs input',
      body: 'The agent needs your input.',
      link: '/threads/xyz',
    });

    await t.mutation(internal.notifications.markEmailed, { notificationId });

    const notification = await t.run(
      async (ctx) => await ctx.db.get(notificationId),
    );
    expect(typeof notification?.emailedAt).toBe('number');
  });
});