feat(backend): initial setup for cms backend service

backend/src/routes/settings.ts

@@ -0,0 +1,116 @@
+import { FastifyPluginAsync } from 'fastify';
+import { z } from 'zod';
+import { db } from '../config/database.js';
+import { siteSettings } from '../db/schema.js';
+import { eq } from 'drizzle-orm';
+
+const settingSchema = z.object({
+  value: z.string(),
+});
+
+const settingsRoute: FastifyPluginAsync = async (fastify) => {
+
+  // Get all settings
+  fastify.get('/settings', {
+    preHandler: [fastify.authenticate],
+  }, async (request, reply) => {
+    const settings = await db.select().from(siteSettings);
+
+    return {
+      settings: settings.reduce((acc, setting) => {
+        acc[setting.key] = setting.value;
+        return acc;
+      }, {} as Record<string, string>),
+    };
+  });
+
+  // Get single setting
+  fastify.get('/settings/:key', {
+    preHandler: [fastify.authenticate],
+  }, async (request, reply) => {
+    const { key } = request.params as { key: string };
+
+    const [setting] = await db
+      .select()
+      .from(siteSettings)
+      .where(eq(siteSettings.key, key))
+      .limit(1);
+
+    if (!setting) {
+      return reply.code(404).send({ error: 'Setting not found' });
+    }
+
+    return {
+      key: setting.key,
+      value: setting.value,
+      updatedAt: setting.updatedAt,
+    };
+  });
+
+  // Update setting
+  fastify.put('/settings/:key', {
+    schema: {
+      body: settingSchema,
+    },
+    preHandler: [fastify.authenticate],
+  }, async (request, reply) => {
+    const { key } = request.params as { key: string };
+    const { value } = request.body as z.infer<typeof settingSchema>;
+
+    // Check if setting exists
+    const [existing] = await db
+      .select()
+      .from(siteSettings)
+      .where(eq(siteSettings.key, key))
+      .limit(1);
+
+    let result;
+
+    if (existing) {
+      // Update existing
+      [result] = await db
+        .update(siteSettings)
+        .set({
+          value,
+          updatedAt: new Date(),
+        })
+        .where(eq(siteSettings.key, key))
+        .returning();
+    } else {
+      // Create new
+      [result] = await db
+        .insert(siteSettings)
+        .values({
+          key,
+          value,
+        })
+        .returning();
+    }
+
+    return {
+      key: result.key,
+      value: result.value,
+      updatedAt: result.updatedAt,
+    };
+  });
+
+  // Delete setting
+  fastify.delete('/settings/:key', {
+    preHandler: [fastify.authenticate],
+  }, async (request, reply) => {
+    const { key } = request.params as { key: string };
+
+    const [deleted] = await db
+      .delete(siteSettings)
+      .where(eq(siteSettings.key, key))
+      .returning();
+
+    if (!deleted) {
+      return reply.code(404).send({ error: 'Setting not found' });
+    }
+
+    return { message: 'Setting deleted successfully' };
+  });
+};
+
+export default settingsRoute;