feat: 添加 SourceRegistry 注册中心

app/src/main/java/com/videoapp/tv/engine/SourceRegistry.kt

@@ -0,0 +1,56 @@
+package com.videoapp.tv.engine
+
+import android.content.Context
+import com.videoapp.tv.data.ConfigRepository
+import com.videoapp.tv.data.SiteConfig
+import com.videoapp.tv.engine.tvcat.TvcatHandler
+import com.videoapp.tv.engine.xb6v.Xb6vHandler
+
+object SourceRegistry {
+
+    private val handlers = mutableMapOf<String, SourceHandler>()
+
+    fun register(handler: SourceHandler) {
+        handlers[handler.id] = handler
+    }
+
+    fun get(id: String): SourceHandler = handlers[id]
+        ?: throw IllegalArgumentException("Unknown source: $id")
+
+    fun getOrDefault(id: String): SourceHandler? = handlers[id]
+
+    fun getAll(): List<SourceHandler> = handlers.values.toList()
+
+    fun init(context: Context) {
+        val configRepo = ConfigRepository(context)
+        val savedConfig = configRepo.getConfig()
+        val xb6vConfig = xb6vConfig()
+        register(Xb6vHandler(xb6vConfig))
+        register(TvcatHandler())
+    }
+
+    private fun xb6vConfig() = SiteConfig(
+        baseUrl = "https://www.xb6v.com",
+        searchPath = "/e/search/11index.php",
+        searchMethod = "POST",
+        keywordParam = "keyboard",
+        extraParams = mapOf(
+            "show" to "title",
+            "tempid" to "1",
+            "tbname" to "article",
+            "mid" to "1",
+            "dopost" to "search"
+        ),
+        resultSelector = "li.post",
+        titleSelector = "h2 a",
+        coverSelector = ".thumbnail img",
+        linkSelector = ".thumbnail a",
+        categorySelector = ".info_category a",
+        dateSelector = ".info_date",
+        episodeSelector = "a.lBtn",
+        sourceSelector = ".playfrom a, .play_source a, .source-list a",
+        sourceEpisodeGroupSelector = ".playlist > ul, .play_list > ul, .episode-list",
+        iframeSelector = ".video iframe",
+        videoSelector = "video source, video[src]"
+    )
+}