From 85d79a47741163b9c946928663bc9e2995792e62 Mon Sep 17 00:00:00 2001
From: Aiden Vigue <acvigue@me.com>
Date: Tue, 8 Jun 2021 10:39:54 -0700
Subject: [PATCH] redo pagination

---
 JellyfinPlayer/ContentView.swift     |  4 +--
 JellyfinPlayer/LibraryListView.swift |  3 --
 JellyfinPlayer/LibraryView.swift     | 53 +++++++++++++++++++++++++++-
 3 files changed, 54 insertions(+), 6 deletions(-)

diff --git a/JellyfinPlayer/ContentView.swift b/JellyfinPlayer/ContentView.swift
index 7243398c..1d622232 100644
--- a/JellyfinPlayer/ContentView.swift
+++ b/JellyfinPlayer/ContentView.swift
@@ -93,7 +93,7 @@ struct ContentView: View {
                         return !(response.configuration?.latestItemsExcludes?.contains(element))!
                     }
                     
-                    if(loadState == 0) {
+                    if(loadState == 1) {
                         isLoading = false
                     }
                 })
@@ -108,7 +108,7 @@ struct ContentView: View {
                         library_names[item.id ?? ""] = item.name
                     })
                     
-                    if(loadState == 0) {
+                    if(loadState == 1) {
                         isLoading = false
                     }
                 })
diff --git a/JellyfinPlayer/LibraryListView.swift b/JellyfinPlayer/LibraryListView.swift
index 355c12d6..a5b14623 100644
--- a/JellyfinPlayer/LibraryListView.swift
+++ b/JellyfinPlayer/LibraryListView.swift
@@ -17,7 +17,6 @@ struct LibraryListView: View {
     
     init(libraries: [String: String]) {
         self.libraries = libraries
-        print(libraries)
     }
     
     func onAppear() {
@@ -27,8 +26,6 @@ struct LibraryListView: View {
                 _library_ids.wrappedValue.append(k)
                 _library_names.wrappedValue[k] = v
             }
-            print(library_ids)
-            print(library_names)
         }
     }
     
diff --git a/JellyfinPlayer/LibraryView.swift b/JellyfinPlayer/LibraryView.swift
index ad751a40..4e7b0c66 100644
--- a/JellyfinPlayer/LibraryView.swift
+++ b/JellyfinPlayer/LibraryView.swift
@@ -22,6 +22,9 @@ struct LibraryView: View {
     var personId: String = ""
     var genre: String = ""
     var studio: String = ""
+
+    @State private var totalPages: Int = 0;
+    @State private var currentPage: Int = 0;
     
     init(usingParentID: String, title: String) {
         self.usingParentID = usingParentID
@@ -57,11 +60,13 @@ struct LibraryView: View {
         isLoading = true
         items = []
         
-        ItemsAPI.getItemsByUserId(userId: globalData.user.user_id!, limit: 100, recursive: true, searchTerm: nil, sortOrder: [.ascending], fields: [.parentId,.primaryImageAspectRatio,.basicSyncInfo], includeItemTypes: ["Movie","Series"], filters: filters, enableUserData: true, personIds: (personId == "" ? nil : [personId]), studioIds: (studio == "" ? nil : [studio]), genreIds: (genre == "" ? nil : [genre]), enableImages: true)
+        ItemsAPI.getItemsByUserId(userId: globalData.user.user_id!, startIndex: currentPage * 100, limit: 100, recursive: true, searchTerm: nil, sortOrder: [.ascending], parentId: (usingParentID != "" ? usingParentID : nil), fields: [.parentId,.primaryImageAspectRatio,.basicSyncInfo], includeItemTypes: ["Movie","Series"], filters: filters, enableUserData: true, personIds: (personId == "" ? nil : [personId]), studioIds: (studio == "" ? nil : [studio]), genreIds: (genre == "" ? nil : [genre]), enableImages: true)
             .sink(receiveCompletion: { completion in
                 HandleAPIRequestCompletion(globalData: globalData, completion: completion)
                 isLoading = false
             }, receiveValue: { response in
+                let x = ceil(Double(response.totalRecordCount!) / 100.0)
+                totalPages = Int(x)
                 items = response.items ?? []
                 isLoading = false
             })
@@ -116,6 +121,25 @@ struct LibraryView: View {
                             }.onChange(of: orientationInfo.orientation) { _ in
                                 recalcTracks()
                             }
+                            HStack() {
+                                Spacer()
+                                HStack() {
+                                    Button {
+                                        currentPage = currentPage - 1
+                                        onAppear()
+                                    } label: {
+                                        Image(systemName: "chevron.left")
+                                    }.disabled(currentPage == 0)
+                                    Text("\(String(currentPage+1)) of \(String(totalPages))")
+                                    Button {
+                                        currentPage = currentPage + 1
+                                        onAppear()
+                                    } label: {
+                                        Image(systemName: "chevron.right")
+                                    }.disabled(currentPage > totalPages - 1)
+                                }
+                                Spacer()
+                            }
                         }
                     }
                 } else {
@@ -125,5 +149,32 @@ struct LibraryView: View {
         }
         .onAppear(perform: onAppear)
         .navigationBarTitle(title, displayMode: .inline)
+        .toolbar {
+            ToolbarItemGroup(placement: .navigationBarTrailing) {
+                if(currentPage > 0) {
+                    Button {
+                        currentPage = currentPage - 1
+                        onAppear()
+                    } label: {
+                        Image(systemName: "chevron.left")
+                    }
+                }
+                if(currentPage < totalPages - 1) {
+                    Button {
+                        currentPage = currentPage + 1
+                        onAppear()
+                    } label: {
+                        Image(systemName: "chevron.right")
+                    }
+                }
+                if(usingParentID != "") {
+                    NavigationLink(destination: LazyView {
+                        LibrarySearchView(usingParentID: usingParentID)
+                    }) {
+                        Image(systemName: "magnifyingglass")
+                    }
+                }
+            }
+        }
     }
 }