feat: add community post categories and channels

server/app/api/lists/community/CommunityPostLists.php

@@ -3,6 +3,7 @@
 namespace app\api\lists\community;
 
 use app\api\lists\BaseApiDataLists;
+use app\common\model\community\CommunityCategory;
 use app\common\model\community\CommunityPost;
 use app\common\model\community\CommunityFollow;
 use app\common\model\community\CommunityTag;
@@ -61,6 +62,11 @@ class CommunityPostLists extends BaseApiDataLists
                 $where[] = ['id', '=', 0];
             }
         }
+        foreach (['is_recommend', 'is_hot', 'is_topic', 'category_id'] as $field) {
+            if (isset($this->params[$field]) && $this->params[$field] !== '') {
+                $where[] = [$field, '=', (int) $this->params[$field]];
+            }
+        }
         return $where;
     }
 
@@ -88,7 +94,7 @@ class CommunityPostLists extends BaseApiDataLists
     public function lists(): array
     {
         $list = $this->buildQuery()
-            ->field('id,origin_id,user_id,content,images,ext,post_type,match_id,is_paid,price_points,paid_count,view_count,like_count,comment_count,share_count,is_top,is_hot,is_recommend,create_time')
+            ->field('id,origin_id,user_id,content,images,ext,post_type,category_id,match_id,is_paid,price_points,paid_count,view_count,like_count,comment_count,share_count,is_top,is_hot,is_recommend,is_topic,create_time')
             ->orderRaw('is_top DESC, is_hot DESC, create_time DESC')
             ->limit($this->limitOffset, $this->limitLength)
             ->select()
@@ -107,6 +113,11 @@ class CommunityPostLists extends BaseApiDataLists
             }
         }
 
+        $categoryIds = array_values(array_filter(array_unique(array_column($list, 'category_id'))));
+        $categoryNames = $categoryIds
+            ? CommunityCategory::whereIn('id', $categoryIds)->column('name', 'id')
+            : [];
+
         // 批量查询帖子标签 → post_id => [tag_name, ...]
         $tagMap = [];
         if ($postIds) {
@@ -166,6 +177,7 @@ class CommunityPostLists extends BaseApiDataLists
 
             $item['user'] = $userMap[$item['user_id']] ?? null;
             $item['tags'] = $tagMap[$item['id']] ?? [];
+            $item['category_name'] = $categoryNames[$item['category_id']] ?? '';
             $item['source_url'] = $ext['url'] ?? '';
             $item['is_liked'] = false;
             if ($this->userId) {