feat(life): add community feed for user posts

Add life_posts schema and CRUD API endpoints
Implement LifeView with inline composer and feed display

backend/src/queries.ts

@@ -104,6 +104,10 @@ type DailyChecklistPayload = {
   translations: TranslationInput;
 };
 
+type LifePostPayload = {
+  body: string;
+};
+
 type HabitatPayload = {
   name: string;
   translations: TranslationInput;
@@ -1168,6 +1172,99 @@ export async function deleteDailyChecklistItem(id: number, userId: number) {
   });
 }
 
+function cleanLifePostPayload(payload: Record<string, unknown>): LifePostPayload {
+  const body = cleanName(payload.body, 'Please enter a post');
+  if (body.length > 2000) {
+    throw validationError('Post is too long');
+  }
+
+  return { body };
+}
+
+function lifePostProjection(): string {
+  return `
+    SELECT
+      lp.id,
+      lp.body,
+      lp.created_at AS "createdAt",
+      lp.updated_at AS "updatedAt",
+      CASE
+        WHEN created_user.id IS NULL THEN NULL
+        ELSE json_build_object('id', created_user.id, 'displayName', created_user.display_name)
+      END AS author,
+      CASE
+        WHEN updated_user.id IS NULL THEN NULL
+        ELSE json_build_object('id', updated_user.id, 'displayName', updated_user.display_name)
+      END AS "updatedBy"
+    FROM life_posts lp
+    LEFT JOIN users created_user ON created_user.id = lp.created_by_user_id
+    LEFT JOIN users updated_user ON updated_user.id = lp.updated_by_user_id
+  `;
+}
+
+export function listLifePosts() {
+  return query(`
+    ${lifePostProjection()}
+    ORDER BY lp.created_at DESC, lp.id DESC
+  `);
+}
+
+async function getLifePostById(id: number) {
+  return queryOne(
+    `
+      ${lifePostProjection()}
+      WHERE lp.id = $1
+    `,
+    [id]
+  );
+}
+
+export async function createLifePost(payload: Record<string, unknown>, userId: number) {
+  const cleanPayload = cleanLifePostPayload(payload);
+
+  const result = await queryOne<{ id: number }>(
+    `
+      INSERT INTO life_posts (body, created_by_user_id, updated_by_user_id)
+      VALUES ($1, $2, $2)
+      RETURNING id
+    `,
+    [cleanPayload.body, userId]
+  );
+
+  return getLifePostById(result?.id ?? 0);
+}
+
+export async function updateLifePost(id: number, payload: Record<string, unknown>, userId: number) {
+  const cleanPayload = cleanLifePostPayload(payload);
+
+  const result = await queryOne<{ id: number }>(
+    `
+      UPDATE life_posts
+      SET body = $1, updated_by_user_id = $2, updated_at = now()
+      WHERE id = $3
+        AND created_by_user_id = $2
+      RETURNING id
+    `,
+    [cleanPayload.body, userId, id]
+  );
+
+  return result ? getLifePostById(result.id) : null;
+}
+
+export async function deleteLifePost(id: number, userId: number) {
+  const result = await queryOne<{ id: number }>(
+    `
+      DELETE FROM life_posts
+      WHERE id = $1
+        AND created_by_user_id = $2
+      RETURNING id
+    `,
+    [id, userId]
+  );
+
+  return Boolean(result);
+}
+
 export function isConfigType(type: string): type is ConfigType {
   return Object.hasOwn(configDefinitions, type);
 }

backend/src/server.ts

@@ -10,6 +10,7 @@ import {
   createHabitat,
   createItem,
   createLanguage,
+  createLifePost,
   createPokemon,
   createRecipe,
   deleteConfig,
@@ -17,6 +18,7 @@ import {
   deleteHabitat,
   deleteItem,
   deleteLanguage,
+  deleteLifePost,
   deletePokemon,
   deleteRecipe,
   getHabitat,
@@ -30,6 +32,7 @@ import {
   listHabitats,
   listItems,
   listLanguages,
+  listLifePosts,
   listPokemon,
   listRecipes,
   reorderConfig,
@@ -44,6 +47,7 @@ import {
   updateHabitat,
   updateItem,
   updateLanguage,
+  updateLifePost,
   updatePokemon,
   updateRecipe
 } from './queries.ts';
@@ -171,6 +175,33 @@ app.get('/api/options', async (request) => getOptions(requestLocale(request)));
 
 app.get('/api/daily-checklist', async (request) => listDailyChecklistItems(requestLocale(request)));
 
+app.get('/api/life-posts', async () => listLifePosts());
+
+app.post('/api/life-posts', async (request, reply) => {
+  const user = await requireVerifiedUser(request, reply);
+  return user ? reply.code(201).send(await createLifePost(request.body as Record<string, unknown>, user.id)) : undefined;
+});
+
+app.put('/api/life-posts/:id', async (request, reply) => {
+  const user = await requireVerifiedUser(request, reply);
+  if (!user) {
+    return;
+  }
+  const { id } = request.params as { id: string };
+  const post = await updateLifePost(Number(id), request.body as Record<string, unknown>, user.id);
+  return post ? post : reply.code(404).send({ message: 'Not found' });
+});
+
+app.delete('/api/life-posts/:id', async (request, reply) => {
+  const user = await requireVerifiedUser(request, reply);
+  if (!user) {
+    return;
+  }
+  const { id } = request.params as { id: string };
+  const deleted = await deleteLifePost(Number(id), user.id);
+  return deleted ? reply.code(204).send() : reply.code(404).send({ message: 'Not found' });
+});
+
 app.get('/api/pokemon', async (request) =>
   listPokemon(request.query as Record<string, string | string[] | undefined>, requestLocale(request))
 );