diff options
author | Clyhtsuriva <aimeric@adjutor.xyz> | 2021-05-19 10:12:39 +0200 |
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committer | Clyhtsuriva <aimeric@adjutor.xyz> | 2021-05-19 10:12:39 +0200 |
commit | cccf03dbafbb5605f530e14912dfa15418d22db0 (patch) | |
tree | 366dcab01a2a6ab40fed72cc25cf1bb4368c9589 /app/src/main/java/xyz/adjutor/aniki/presentation/controller/TopMangaController.kt | |
parent | 67be76376ab6263ec1d97ea68d561bf90844df9d (diff) | |
parent | 8ede9457fd21ac5e272e73f5ece1d4bc9c23faab (diff) |
Merge branch 'release/3.2'v3.2.0
Diffstat (limited to 'app/src/main/java/xyz/adjutor/aniki/presentation/controller/TopMangaController.kt')
-rw-r--r-- | app/src/main/java/xyz/adjutor/aniki/presentation/controller/TopMangaController.kt | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/app/src/main/java/xyz/adjutor/aniki/presentation/controller/TopMangaController.kt b/app/src/main/java/xyz/adjutor/aniki/presentation/controller/TopMangaController.kt new file mode 100644 index 0000000..afdbac7 --- /dev/null +++ b/app/src/main/java/xyz/adjutor/aniki/presentation/controller/TopMangaController.kt @@ -0,0 +1,117 @@ +package xyz.adjutor.aniki.presentation.controller + +import android.content.Context +import android.content.SharedPreferences +import android.view.View +import com.google.gson.reflect.TypeToken +import retrofit2.Call +import retrofit2.Callback +import retrofit2.Response +import xyz.adjutor.aniki.presentation.Singletons +import xyz.adjutor.aniki.presentation.Singletons.Companion.gson +import xyz.adjutor.aniki.presentation.model.TopManga +import xyz.adjutor.aniki.presentation.model.response.TopMangaResponse +import xyz.adjutor.aniki.presentation.view.fragment.TopMangaFragment +import java.lang.reflect.Type +import kotlin.properties.Delegates + +class TopMangaController { + + private lateinit var sharedPreferences: SharedPreferences + private var page by Delegates.notNull<Int>() + lateinit var view: TopMangaFragment + + fun onStart(topMangaPage: TopMangaFragment, viewTopMangaPage: View) { + + view = topMangaPage + page = 1 + sharedPreferences = + viewTopMangaPage.context.getSharedPreferences("sp_manga", Context.MODE_PRIVATE) + + + val mangaList: List<TopManga>? = getDataFromCache() + if (mangaList != null) { + view.showList(viewTopMangaPage, mangaList) + } else { + makeApiCall(view, 1) + } + } + + private fun makeApiCall(view: TopMangaFragment, page: Int) { + + Singletons + .topMangaApi + .getTopMangaData(page) + .enqueue(object : Callback<TopMangaResponse> { + override fun onResponse( + call: Call<TopMangaResponse>, + response: Response<TopMangaResponse> + ) { + if (response.isSuccessful && response.body() != null) { //if the code returned is >= 200 and < 300 AND the the body ain't empty + + val mangaList: List<TopManga> = response.body()!! + .getResults() //getting the "top" field containing our list of TopMangas + saveList(mangaList) + view.showList( + view.requireView(), + mangaList + ) //calling the method in charge of displaying on the recyclerview + + } else { + view.showError() //a snackbar + } + } + + override fun onFailure(call: Call<TopMangaResponse>, t: Throwable) { + view.showError() + } + + }) + } + + private fun saveList(mangaList: List<TopManga>) { + val jsonString: String = gson.toJson(mangaList) + + sharedPreferences + .edit() + .putString("jsonMangaList", jsonString) + .apply() + } + + private fun getDataFromCache(): List<TopManga>? { + //the value of the mangaList json, if nothing is found, return null + val jsonManga: String? = sharedPreferences.getString("jsonMangaList", null) + + //if it's null, well, return null + return if (jsonManga == null) { + null + } else { //else deserialize the list and return it + val listType: Type = object : TypeToken<List<TopManga>>() {}.type + gson.fromJson(jsonManga, listType) + } + } + + + fun onButtonPrevClick() { + if (page > 1) { // if we're not on the first page, because we can't go back if we're on the first one. + page -= 1 + makeApiCall(view, page) + view.showText("Page $page has been loaded.") + } else { + view.showText("You're already on page 1. (If you're actually not, refresh the list.)") + } + } + + fun onButtonNextClick() { + page += 1 + makeApiCall(view, page) + view.showText("Page $page has been loaded.") + } + + fun updateList() { + makeApiCall(view, 1) + view.showText("Data refreshed") + page = 1 + } + +}
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