实现了双屏摄像头显示，添加了部分代码

app/src/main/java/com/sw/dualscreen/repository/BaseRepository.kt

@@ -0,0 +1,50 @@
+package com.sw.dualscreen.repository
+
+import com.google.gson.JsonParseException
+import com.sw.dualscreen.model.response.ApiResponse
+import retrofit2.HttpException
+import timber.log.Timber
+import java.io.IOException
+import java.net.ConnectException
+import java.net.SocketTimeoutException
+import javax.net.ssl.SSLHandshakeException
+
+abstract class BaseRepository {
+    suspend fun <T> safeApiCall(apiCall: suspend () -> ApiResponse<T>): ApiResponse<T> {
+        return try {
+            apiCall()
+        } catch (e: Exception) {
+            Timber.e("safeApiCall Exception: ${e.stackTraceToString()}")
+
+            when (e) {
+                is HttpException -> {
+                    ApiResponse(code = e.code(), message = e.message())
+                }
+
+                is SocketTimeoutException -> {
+                    ApiResponse(code = -2, message = "请求超时: ${e.message}")
+                }
+
+                is ConnectException -> {
+                    ApiResponse(code = -3, message = "连接失败: ${e.message}")
+                }
+
+                is SSLHandshakeException -> {
+                    ApiResponse(code = -4, message = "SSL握手失败: ${e.message}")
+                }
+
+                is JsonParseException -> {
+                    ApiResponse(code = -5, message = "JSON解析错误: ${e.message}")
+                }
+
+                is IOException -> {
+                    ApiResponse(code = -6, message = "网络IO错误: ${e.message}")
+                }
+
+                else -> {
+                    ApiResponse(code = -1, message = "未知错误: ${e.message ?: "无错误信息"}")
+                }
+            }
+        }
+    }
+}

app/src/main/java/com/sw/dualscreen/repository/RemoteRepository.kt

@@ -0,0 +1,97 @@
+package com.sw.dualscreen.repository
+
+import com.sw.dualscreen.GlobalData
+import com.sw.dualscreen.model.request.UserNutritionParam
+import com.sw.dualscreen.model.response.ApiResponse
+import com.sw.dualscreen.model.response.EquipmentInfo
+import com.sw.dualscreen.model.response.FoodInfo
+import com.sw.dualscreen.model.response.NutritionData
+import com.sw.dualscreen.model.response.UserFaceInfo
+import com.sw.dualscreen.network.api.ApiService
+
+/**
+ * 远程数据处理
+ */
+class RemoteRepository constructor(
+    private val apiService: ApiService
+) : BaseRepository() {
+    /**
+     * 生成token
+     */
+    suspend fun getDeviceToken(qrcodeId: String): ApiResponse<String> {
+        return safeApiCall {
+            apiService.getDeviceToken(
+                qrcodeId
+            )
+        }
+    }
+
+    /**
+     * 获取设备信息
+     */
+    suspend fun getDeviceInfo(equipmentCode: String, token: String): ApiResponse<EquipmentInfo> {
+        return safeApiCall {
+            apiService.getDeviceInfo(
+                equipmentCode,
+                token = token
+            )
+        }
+    }
+
+    /**
+     * 获取业务服务器token
+     */
+    suspend fun getEquipmentToken(qrcodeId: String): ApiResponse<String> {
+        return safeApiCall {
+            apiService.getEquipmentToken(qrcodeId = qrcodeId)
+        }
+    }
+
+    /**
+     * 获取人脸数据
+     */
+    suspend fun getUserFaceCache(
+        pageIndex: Int
+    ): ApiResponse<UserFaceInfo> {
+        return safeApiCall {
+            apiService.getUserFaceCache(pageIndex = pageIndex)
+        }
+    }
+
+    /**
+     * 获取档口菜品信息
+     * @param restId 从device服务获取的canteenId字段
+     * @param type 0全部 1餐次
+     */
+    suspend fun getRestInfoFoodsByType(
+        restId: String = GlobalData.restId,
+        type: Int = 1,
+        foodName: String,
+    ): ApiResponse<List<FoodInfo>> {
+        return safeApiCall {
+            apiService.getRestInfoFoodsByType(restId = restId, type = type, foodName = foodName)
+        }
+    }
+
+    /**
+     * 通过用户信息获取就餐数据
+     */
+    suspend fun getUserNutritionData(
+        restId: String = GlobalData.restId,
+        userId: String,
+        foodId: String,
+    ): ApiResponse<NutritionData> {
+        return safeApiCall {
+            apiService.getUserNutritionData(restId = restId, userId = userId, foodId = foodId)
+        }
+    }
+
+    /**
+     * 提交就餐数据
+     */
+    suspend fun postUserNutritionData(
+        param: UserNutritionParam
+    ): ApiResponse<String> {
+        return safeApiCall { apiService.postUserNutritionData(param = param) }
+    }
+}