初始化橘视厅酒店版Android项目

2026-07-26 12:43:59 +08:00
commit e1a088ef8e
442 changed files with 68672 additions and 0 deletions
--- a/app/src/main/java/com/pukka/mediaapp/viewmodel/HomeViewModel.kt
+++ b/app/src/main/java/com/pukka/mediaapp/viewmodel/HomeViewModel.kt
@@ -0,0 +1,98 @@
+package com.pukka.mediaapp.viewmodel
+
+import android.util.Log
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import com.pukka.mediaapp.model.LayoutSection
+import com.pukka.mediaapp.model.NavItem
+import com.pukka.mediaapp.network.MediaRepository
+import com.pukka.mediaapp.utils.FileLogger
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.launch
+
+/**
+ * 首页 ViewModel：负责导航栏数据与二级布局楼层数据。
+ */
+class HomeViewModel : ViewModel() {
+
+    private val repository = MediaRepository.getInstance()
+
+    private val _navItems = MutableStateFlow<List<NavItem>>(emptyList())
+    val navItems: StateFlow<List<NavItem>> = _navItems.asStateFlow()
+
+    private val _sections = MutableStateFlow<List<LayoutSection>>(emptyList())
+    val sections: StateFlow<List<LayoutSection>> = _sections.asStateFlow()
+
+    private val _loading = MutableStateFlow(false)
+    val loading: StateFlow<Boolean> = _loading.asStateFlow()
+
+    private val _error = MutableStateFlow<String?>(null)
+    val error: StateFlow<String?> = _error.asStateFlow()
+
+    /** 默认选中的导航项位置 */
+    private val _selectedNavIndex = MutableStateFlow(0)
+    val selectedNavIndex: StateFlow<Int> = _selectedNavIndex.asStateFlow()
+
+    private var hasLoadedNav = false
+
+    /** 加载首页导航，加载成功后默认请求 isFocus=1 的导航项对应的布局。 */
+    fun loadNav() {
+        if (hasLoadedNav) return
+        viewModelScope.launch {
+            _loading.value = true
+            repository.getLayoutNav()
+                .onSuccess { response ->
+                    val allItems = response.data
+                        ?.flatMap { it.navList ?: emptyList() }
+                        ?: emptyList()
+
+                    // 只保留有布局数据的标签（type=1 为内容页）
+                    val contentItems = allItems.filter { it.type == 1 }
+                    _navItems.value = contentItems
+                    FileLogger.log("HomeVM", "导航加载: ${contentItems.size} 个标签, 默认选中=${contentItems.indexOfFirst { it.isFocus == "1" }}")
+                    hasLoadedNav = true
+                    if (contentItems.isNotEmpty()) {
+                        // 优先选 isFocus=="1" 的，否则选第一个
+                        val defaultIndex = contentItems.indexOfFirst { it.isFocus == "1" }
+                        val targetIndex = if (defaultIndex >= 0) defaultIndex else 0
+                        _selectedNavIndex.value = targetIndex
+                        loadLayout(contentItems[targetIndex].navid)
+                    } else {
+                        _loading.value = false
+                    }
+                }
+                .onFailure {
+                    _error.value = it.message ?: "加载导航失败"
+                    _loading.value = false
+                }
+        }
+    }
+
+    /** 根据 navid 加载二级页面布局（楼层列表）。 */
+    fun loadLayout(navid: String) {
+        if (navid.isEmpty()) return
+        viewModelScope.launch {
+            _loading.value = true
+            repository.getLayout(navid)
+                .onSuccess { response ->
+                    val sections = response.data ?: emptyList()
+                    Log.d("HomeViewModel", "loadLayout success: ${sections.size} sections")
+                    FileLogger.log("HomeVM", "布局加载: navid=$navid ${sections.size} 个楼层")
+                    _sections.value = sections
+                }
+                .onFailure {
+                    Log.e("HomeViewModel", "loadLayout failed", it)
+                    _error.value = it.message ?: "加载内容失败"
+                    _sections.value = emptyList()
+                }
+            _loading.value = false
+        }
+    }
+
+    /** 更新选中的导航索引 */
+    fun selectNav(index: Int) {
+        _selectedNavIndex.value = index
+    }
+}