优化

app/src/main/java/io/legado/app/ui/sourcedebug/SourceDebugActivity.kt

@@ -27,12 +27,12 @@ class SourceDebugActivity : BaseActivity<SourceDebugModel>() {
         viewModel.init(intent.getStringExtra("key"))
         initRecyclerView()
         initSearchView()
-        viewModel.logs.observe(this, Observer {
+        viewModel.observeLogs(this){
             adapter.addItem(it.obj as String)
             if (it.what == -1 || it.what == 1000) {
                 rotate_loading.hide()
             }
-        })
+        }
     }
 
     private fun initRecyclerView() {

app/src/main/java/io/legado/app/ui/sourcedebug/SourceDebugModel.kt

@@ -1,7 +1,9 @@
 package io.legado.app.ui.sourcedebug
 
 import android.app.Application
+import androidx.lifecycle.LifecycleOwner
 import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.Observer
 import io.legado.app.App
 import io.legado.app.base.BaseViewModel
 import io.legado.app.help.EventMessage
@@ -10,10 +12,16 @@ import io.legado.app.model.webbook.SourceDebug
 
 class SourceDebugModel(application: Application) : BaseViewModel(application), SourceDebug.Callback {
 
-    val logs: MutableLiveData<EventMessage> = MutableLiveData()
+    private val logs: MutableLiveData<EventMessage> = MutableLiveData()
 
     private var webBook: WebBook? = null
 
+    fun observeLogs(owner: LifecycleOwner, observer: (EventMessage) -> Unit) {
+        logs.observe(owner, Observer {
+            observer(it)
+        })
+    }
+
     fun init(sourceUrl: String?) {
         sourceUrl?.let {
             //优先使用这个，不会抛出异常