create

api-v8/app/Services/ProgressChapterService.php

@@ -0,0 +1,80 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\ProgressChapter;
+use App\Models\TagMap;
+
+use Illuminate\Support\Facades\Log;
+
+class ProgressChapterService
+{
+    protected $tags = null;
+    protected $channelId = null;
+    protected $channelType = null;
+    protected $channelOwnerId = null;
+    protected $minProgress = 0.01;
+    public function setProgress($progress)
+    {
+        $this->minProgress = $progress;
+        return $this;
+    }
+    public function setChannel($channelId)
+    {
+        $this->channelId = $channelId;
+        return $this;
+    }
+    public function setChannelType($channelType)
+    {
+        $this->channelType = $channelType;
+        return $this;
+    }
+    public function setChannelOwnerId($channelOwnerId)
+    {
+        $this->channelOwnerId = $channelOwnerId;
+        return $this;
+    }
+    public function setTags($tags)
+    {
+        $this->tags = $tags;
+        return $this;
+    }
+    public function get()
+    {
+        $chapters = ProgressChapter::where('progress', '>', $this->minProgress)
+            ->whereHas('channel', function ($query) {
+                $query->where('owner_uid', $this->channelOwnerId);
+            })->whereHas('tags', function ($query) {
+                $query->whereIn('name', $this->tags);
+            })->get();
+        return $chapters;
+    }
+    public function getTags()
+    {
+        $chapters = ProgressChapter::where('progress', '>', $this->minProgress)
+            ->whereHas('channel', function ($query) {
+                $query->where('owner_uid', $this->channelOwnerId);
+            })->whereHas('tags', function ($query) {
+                $query->whereIn('name', $this->tags);
+            })->select('uid')->get();
+        $tagMaps = TagMap::with('tags')->whereIn('anchor_id', $chapters)
+            ->get();
+        $tags = [];
+        foreach ($tagMaps as $key => $value) {
+            if (isset($tags[$value->tag_id])) {
+                $tags[$value->tag_id]['count']++;
+            } else {
+                $tags[$value->tag_id] = [
+                    'tag' => $value->tags,
+                    'count' => 1
+                ];
+            }
+        }
+        $tagsValue = array_values($tags);
+        // 按 count 降序排序
+        usort($tagsValue, function ($a, $b) {
+            return $b['count'] <=> $a['count']; // PHP 7+ 使用 spaceship 运算符
+        });
+        return $tagsValue;
+    }
+}