fix: update post controller to handle jsonb to text cast

Author: kaladinlight

src/api/post/content-types/post/schema.json

@@ -62,7 +62,7 @@
         "Ethereum",
         "Crypto 101:Crypto_101",
         "Bitcoin",
-        "Crypto pro:Crypto_pro",
+        "Crypto Pro:Crypto_Pro",
         "Thought Leadership:Thought_Leadership",
         "Governance Newsletters:Governance_Newsletters",
         "Newsletter"

src/api/post/controllers/post.ts

@@ -1,3 +1,58 @@
 import { factories } from '@strapi/strapi'
 
-export default factories.createCoreController('api::post.post')
+interface PostFilters {
+  type?: { $contains?: string; $containsi?: string }
+  [key: string]: unknown
+}
+
+interface PostQuery {
+  filters?: PostFilters
+  pagination?: { page?: number; pageSize?: number }
+  [key: string]: unknown
+}
+
+export default factories.createCoreController('api::post.post', ({ strapi }) => ({
+  async find(ctx) {
+    const query = ctx.query as PostQuery
+
+    const { type, ...restFilters } = query.filters ?? {}
+
+    // Support both $contains and $containsi from the frontend
+    const typeFilter = type?.$contains ?? type?.$containsi
+
+    if (!typeFilter) return super.find(ctx)
+
+    // strapi-plugin-multi-select stores `type` as jsonb in PostgreSQL.
+    // LIKE/ILIKE fail on jsonb ("operator does not exist: jsonb ~~ unknown").
+    // We resolve matching IDs via a raw ::text cast, then hand off to super.find()
+    // so that populate, pagination, fields, and sort all work normally.
+    //
+    // Hyphens in the search term are replaced with underscores because _ is a
+    // single-char wildcard in LIKE patterns, making %crypto_pro% match both
+    // "Crypto_pro" and "crypto-pro" regardless of separator convention.
+    const pattern = `%${String(typeFilter).replace(/-/g, '_')}%`
+
+    const rows = await strapi.db
+      .connection('posts')
+      .whereNotNull('published_at')
+      .whereRaw('type::text ILIKE ?', [pattern])
+      .select<{ id: number }[]>('id')
+
+    if (rows.length === 0) {
+      return ctx.send({
+        data: [],
+        meta: { pagination: { page: 1, pageSize: query.pagination?.pageSize ?? 25, pageCount: 0, total: 0 } },
+      })
+    }
+
+    ctx.query = {
+      ...query,
+      filters: {
+        ...restFilters,
+        id: { $in: rows.map((r) => r.id) },
+      },
+    }
+
+    return super.find(ctx)
+  },
+}))