DetailTopAnimeController.kt and the activity are working fine.

1 files changed, 95 insertions, 1 deletions

diff --git a/app/src/main/java/xyz/adjutor/aniki/presentation/controller/anime/DetailTopAnimeController.kt b/app/src/main/java/xyz/adjutor/aniki/presentation/controller/anime/DetailTopAnimeController.kt
index 01ec148..6f3cedb 100644
--- a/app/src/main/java/xyz/adjutor/aniki/presentation/controller/anime/DetailTopAnimeController.kt
+++ b/app/src/main/java/xyz/adjutor/aniki/presentation/controller/anime/DetailTopAnimeController.kt
@@ -1,3 +1,97 @@
 package xyz.adjutor.aniki.presentation.controller.anime
 
-class DetailTopAnimeController
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+import android.content.Context
+import android.content.SharedPreferences
+import com.google.gson.Gson
+import com.google.gson.GsonBuilder
+import com.google.gson.reflect.TypeToken
+import retrofit2.Call
+import retrofit2.Callback
+import retrofit2.Response
+import retrofit2.Retrofit
+import retrofit2.converter.gson.GsonConverterFactory
+import xyz.adjutor.aniki.data.anime.AnimeApi
+import xyz.adjutor.aniki.presentation.model.anime.AnimeResponse
+import xyz.adjutor.aniki.presentation.view.anime.DetailTopAnimeActivity
+import java.lang.reflect.Type
+
+class DetailTopAnimeController {
+
+    private lateinit var sharedPreferences: SharedPreferences
+    lateinit var gson: Gson
+    private lateinit var baseUrl: String //the api's base url
+    lateinit var view: DetailTopAnimeActivity
+
+    fun onStart(DetailTopAnimeActivity: DetailTopAnimeActivity, animeId: String) {
+
+        view = DetailTopAnimeActivity
+        baseUrl = "https://api.jikan.moe/" //the api's base url
+        gson = GsonBuilder()
+            .setLenient()
+            .create()
+        sharedPreferences =
+            view.applicationContext.getSharedPreferences("sp_anime", Context.MODE_PRIVATE)
+
+        val anime: AnimeResponse? = getDataFromCache(animeId)
+        if (anime != null) {
+            view.showDetail(anime)
+        } else {
+            //taking the API's fields I want and displaying them
+            makeApiCall(baseUrl, animeId)
+        }
+    }
+
+    private fun getDataFromCache(animeId: String): AnimeResponse? {
+        val jsonAnime: String? = sharedPreferences.getString(animeId, null)
+
+        return if (jsonAnime == null) {
+            null
+        } else {
+            val type: Type = object : TypeToken<AnimeResponse>() {}.type
+            gson.fromJson(jsonAnime, type)
+        }
+    }
+
+    private fun makeApiCall(BASE_URL: String, animeId: String) {
+
+        val retrofit = Retrofit.Builder()
+            .baseUrl(BASE_URL)
+            .addConverterFactory(GsonConverterFactory.create(gson))
+            .build()
+
+        val service = retrofit.create(AnimeApi::class.java)
+        val call = service.getAnimeData(animeId) //based on the id
+
+        call.enqueue(object : Callback<AnimeResponse> {
+            override fun onResponse(
+                call: Call<AnimeResponse>,
+                response: Response<AnimeResponse>
+            ) {
+                if (response.isSuccessful && response.body() != null) { //if the code returned is >= 200 and < 300 AND the the body ain't empty
+
+                    val anime = response.body() //getting the AnimeResponse fields
+                    saveList(anime)
+                    view.showDetail(anime!!)
+
+                } else {
+                    view.showError("API ERROR : is not successful")
+                }
+            }
+
+            override fun onFailure(call: Call<AnimeResponse>, t: Throwable) {
+                view.showError("API ERROR : onFailure")
+            }
+
+        })
+    }
+
+    fun saveList(anime: AnimeResponse?) {
+        val jsonString: String = gson.toJson(anime)
+
+        sharedPreferences
+            .edit()
+            .putString(anime?.mal_id.toString(), jsonString)
+            .apply()
+    }
+
+}
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