1 files changed, 31 insertions, 6 deletions
diff --git a/app/src/main/java/xyz/adjutor/aniki/manga/topmanga/TopMangaPage.kt b/app/src/main/java/xyz/adjutor/aniki/manga/topmanga/TopMangaPage.kt
index b35bcdd..9c138a3 100644
--- a/app/src/main/java/xyz/adjutor/aniki/manga/topmanga/TopMangaPage.kt
+++ b/app/src/main/java/xyz/adjutor/aniki/manga/topmanga/TopMangaPage.kt
@@ -31,6 +31,7 @@ class TopMangaPage : Fragment() {
         .setLenient()
         .create()
     private var baseUrl = "https://api.jikan.moe/" //the api's base url
+    var page: Int = 1
 
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
@@ -45,10 +46,11 @@ class TopMangaPage : Fragment() {
         if (mangaList != null) {
             showList(view, mangaList)
         } else {
-            makeApiCall(view, baseUrl)
+            makeApiCall(view, baseUrl, 1)
         }
 
         return view
+
     }
 
     private fun getDataFromCache(): List<TopManga>? {
@@ -71,16 +73,35 @@ class TopMangaPage : Fragment() {
         view.findViewById<Button>(R.id.button_home).setOnClickListener {
             findNavController().navigate(R.id.action_TopMangaPage_to_HomePage)
         }
+        view.findViewById<Button>(R.id.button_prev).setOnClickListener {
+            if (page > 1) {
+                page -= 1
+                makeApiCall(view, baseUrl, page)
+                Snackbar.make(requireView(), "Page $page has been loaded.", Snackbar.LENGTH_SHORT)
+                    .setAction("Action", null).show()
+            } else {
+                Snackbar.make(requireView(), "You're already on page 1.", Snackbar.LENGTH_SHORT)
+                    .setAction("Action", null).show()
+            }
+        }
+        view.findViewById<Button>(R.id.button_next).setOnClickListener {
+            page += 1
+            makeApiCall(view, baseUrl, page)
+            Snackbar.make(requireView(), "Page $page has been loaded.", Snackbar.LENGTH_SHORT)
+                .setAction("Action", null).show()
+        }
 
         fun updateList() {
-            makeApiCall(view, baseUrl)
-            Snackbar.make(requireView(), "Data refreshed", Snackbar.LENGTH_LONG)
+            makeApiCall(view, baseUrl, 1)
+            Snackbar.make(requireView(), "Data refreshed", Snackbar.LENGTH_SHORT)
                 .setAction("Action", null).show()
         }
 
+        //refresh when swiping down at the top of the page
         val swipeRefresh: SwipeRefreshLayout = view.findViewById(R.id.swiperefresh)
         swipeRefresh.setOnRefreshListener {
             updateList()
+            page = 1
             swipeRefresh.isRefreshing = false
         }
 
@@ -95,7 +116,7 @@ class TopMangaPage : Fragment() {
         (recyclerView.adapter as TopMangaAdapter).notifyDataSetChanged()
     }
 
-    private fun makeApiCall(view: View, BASE_URL: String) {
+    private fun makeApiCall(view: View, BASE_URL: String, page: Int) {
 
         val retrofit = Retrofit.Builder()
             .baseUrl(BASE_URL)
@@ -103,7 +124,7 @@ class TopMangaPage : Fragment() {
             .build()
 
         val service = retrofit.create(TopMangaApi::class.java)
-        val call = service.getTopMangaData()
+        val call = service.getTopMangaData(page)
 
         call.enqueue(object : Callback<TopMangaResponse> {
             override fun onResponse(
@@ -142,7 +163,11 @@ class TopMangaPage : Fragment() {
     }
 
     private fun showError() {
-        Snackbar.make(requireView(), "API ERROR", Snackbar.LENGTH_LONG)
+        Snackbar.make(
+            requireView(),
+            "API ERROR : Verify your internet connection.",
+            Snackbar.LENGTH_LONG
+        )
             .setAction("Action", null).show()
     }