feat: add GrowthRecipeViewModel for fetching graphic data

agrilinkvocpro/growth_recipe_feature/src/main/java/com/syaroful/agrilinkvocpro/growth_recipe_feature/presentation/recipe/GrowthRecipeViewModel.kt

@@ -0,0 +1,65 @@
+package com.syaroful.agrilinkvocpro.growth_recipe_feature.presentation.recipe
+
+import android.util.Log
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import com.syaroful.agrilinkvocpro.core.utils.ResultState
+import com.syaroful.agrilinkvocpro.core.utils.extention.mapToUserFriendlyError
+import com.syaroful.agrilinkvocpro.core.utils.extention.toFormattedString
+import com.syaroful.agrilinkvocpro.data.UserPreferences
+import com.syaroful.agrilinkvocpro.growth_recipe_feature.data.model.NpkGraphicDayResponse
+import com.syaroful.agrilinkvocpro.growth_recipe_feature.data.repository.GraphicDataRepository
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.launch
+import java.util.Date
+
+
+private const val TAG = "GrowthRecipeViewModel"
+class GrowthRecipeViewModel(
+    private val userPreferences: UserPreferences,
+    private val growthRecipeRepository: GraphicDataRepository
+) : ViewModel() {
+
+    private val _getGraphicState =
+        MutableStateFlow<ResultState<NpkGraphicDayResponse>>(ResultState.Idle)
+    val getGraphicState: StateFlow<ResultState<NpkGraphicDayResponse>> = _getGraphicState.asStateFlow()
+
+    private val today = Date()
+    private val tenDaysAgo = Date(today.time - 9 * 24 * 60 * 60 * 1000)
+
+    fun getGraphicData(
+        sensor: String
+    ) {
+        _getGraphicState.value = ResultState.Loading
+        viewModelScope.launch {
+            val token = userPreferences.tokenFlow.first()
+            val authHeader = "Bearer $token"
+            val dateNow = today.toFormattedString()
+            val dateTenDaysAgo = tenDaysAgo.toFormattedString()
+
+            try {
+                val response = growthRecipeRepository.getNpkDataSensor(
+                    authHeader = authHeader,
+                    startDate = dateTenDaysAgo,
+                    endDate = dateNow,
+                    timeRange = "DAILY",
+                    sensor = sensor,
+                )
+                if (response.isSuccessful) {
+                    response.body()?.let { body ->
+                        _getGraphicState.value = ResultState.Success(body)
+                    } ?: run {
+                        _getGraphicState.value = ResultState.Error("Data tidak ditemukan")
+                    }
+                }
+            } catch (e: Exception) {
+                val errorMessage = mapToUserFriendlyError(e)
+                _getGraphicState.value = ResultState.Error(errorMessage)
+                Log.d(TAG, "Failed to fetch data: ${e.message}")
+            }
+        }
+    }
+}