Get all pokemon from API

app/src/main/java/com/ti/mobpo/ui/PokeSearchViewModel.kt

@@ -1,60 +1,68 @@
 package com.ti.mobpo.ui
 
 import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
 import com.google.gson.annotations.SerializedName
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asStateFlow
-import retrofit2.Call
+import kotlinx.coroutines.launch
 import retrofit2.Retrofit
 import retrofit2.converter.gson.GsonConverterFactory
 import retrofit2.http.GET
+import java.io.IOException
 
-// Data class to hold Pokemon species information
+private const val BASE_URL = "https://pokeapi.co/api/v2/";
 data class PokemonSpecies(
     @SerializedName("name") val name: String,
     @SerializedName("url") val url: String
 )
 
-// Data class to hold the response from the Pokemon species API
 data class PokemonSpeciesResponse(
     @SerializedName("results") val results: List<PokemonSpecies>
 )
 
 interface PokeApiService {
     @GET("pokemon-species/?offset=0&limit=1025")
-    fun getPokemonSpecies(): Call<PokemonSpeciesResponse>
+    suspend fun getPokemonSpecies(): PokemonSpeciesResponse
 }
 
 class PokeSearchViewModel : ViewModel() {
     private val retrofit = Retrofit.Builder()
-        .baseUrl("https://pokeapi.co/api/v2/")
+        .baseUrl(BASE_URL)
         .addConverterFactory(GsonConverterFactory.create())
         .build()
 
     private val service = retrofit.create(PokeApiService::class.java)
 
-    private val _uiState = MutableStateFlow(PokeSearchUiState())
-    val uiState: StateFlow<PokeSearchUiState> = _uiState.asStateFlow()
+    private val _initialPokemonList = MutableStateFlow<List<PokemonSpecies>?>(null)
+    private val _filteredPokemonList = MutableStateFlow<List<PokemonSpecies>?>(null)
 
-    private var pokemonList: List<PokemonSpecies>? = null
+    val pokemonList: StateFlow<List<PokemonSpecies>?> = _filteredPokemonList.asStateFlow()
 
     init {
         fetchPokemonSpecies()
     }
 
     private fun fetchPokemonSpecies() {
-        service.getPokemonSpecies().enqueue(object : retrofit2.Callback<PokemonSpeciesResponse> {
-            override fun onResponse(call: Call<PokemonSpeciesResponse>, response: retrofit2.Response<PokemonSpeciesResponse>) {
-                if (response.isSuccessful) {
-                    val speciesResponse = response.body()
-                    pokemonList = speciesResponse?.results
-                }
-            }
-
-            override fun onFailure(call: Call<PokemonSpeciesResponse>, t: Throwable) {
+        viewModelScope.launch {
+            try {
+                val response = service.getPokemonSpecies()
+                _initialPokemonList.value = response.results
+                _filteredPokemonList.value = response.results
+            } catch (e: IOException) {
                 /*TODO*/
             }
-        })
+        }
     }
-}
+
+    fun search(query: String) {
+        val initialPokemonList = _initialPokemonList.value
+        if (query.isNotBlank() && initialPokemonList != null) {
+            val filteredList = initialPokemonList.filter { it.name.contains(query, ignoreCase = true) }
+            _filteredPokemonList.value = filteredList
+        } else {
+            _filteredPokemonList.value = initialPokemonList
+        }
+    }
+}

app/src/main/java/com/ti/mobpo/ui/screens/PokeSearch.kt

@@ -1,9 +1,13 @@
 package com.ti.mobpo.ui.screens
 
+import com.ti.mobpo.ui.PokeSearchViewModel
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
@@ -15,30 +19,41 @@ import androidx.compose.ui.unit.dp
 import com.ti.mobpo.R
 import com.ti.mobpo.ui.SearchBar
 import androidx.lifecycle.viewmodel.compose.viewModel
-import com.ti.mobpo.ui.PokeSearchViewModel
 
 @Composable
-fun PokeSearchScreen(pokesearchViewModel: PokeSearchViewModel = viewModel()){
-    val pokesearchUiState by pokesearchViewModel.uiState.collectAsState()
-    PokeSearch()
+fun PokeSearchScreen(pokeSearchViewModel: PokeSearchViewModel = viewModel()) {
+    PokeSearch(pokeSearchViewModel)
 }
 
 @Composable
-fun PokeSearch() {
-    Column (
+fun PokeSearch(pokeSearchViewModel: PokeSearchViewModel = viewModel()) {
+    val searchResults by pokeSearchViewModel.pokemonList.collectAsState()
+
+    Column(
         verticalArrangement = Arrangement.Top,
         horizontalAlignment = Alignment.CenterHorizontally,
         modifier = Modifier
             .fillMaxSize()
             .padding(20.dp)
     ) {
-        SearchBar(stringResource(R.string.input_field_label)){ value ->
-            run {
-                println(value)
+        SearchBar(stringResource(R.string.input_field_label)) { value ->
+            pokeSearchViewModel.search(value)
+        }
+
+        Spacer(modifier = Modifier.height(16.dp))
+
+        searchResults?.let { results ->
+            if (results.isNotEmpty()) {
+                results.forEach { pokemon ->
+                    Text(text = pokemon.name)
+                }
+            } else {
+                Text("No results found")
             }
         }
     }
 }
+
 @Preview(showBackground = true)
 @Composable
 fun PokeSearchApp(){