Filters: Add result sorting

Sort by seeders, leechers, and size. Also supports ascending and
descending options.

Signed-off-by: kingbri <bdashore3@proton.me>

Ferrite.xcodeproj/project.pbxproj

@@ -21,6 +21,7 @@
 		0C1A3E5629C9488C00DA9730 /* CodableWrapper.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0C1A3E5529C9488C00DA9730 /* CodableWrapper.swift */; };
 		0C2886D22960AC2800D6FC16 /* DebridCloudView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0C2886D12960AC2800D6FC16 /* DebridCloudView.swift */; };
 		0C2886D72960C50900D6FC16 /* RealDebridCloudView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0C2886D62960C50900D6FC16 /* RealDebridCloudView.swift */; };
+		0C2B028F29E9E61E00DCF127 /* SortFilterView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0C2B028E29E9E61E00DCF127 /* SortFilterView.swift */; };
 		0C2D9653299316CC00A504B6 /* Tag.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0C2D9652299316CC00A504B6 /* Tag.swift */; };
 		0C31133C28B1ABFA004DCB0D /* SourceJsonParser+CoreDataClass.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0C31133A28B1ABFA004DCB0D /* SourceJsonParser+CoreDataClass.swift */; };
 		0C31133D28B1ABFA004DCB0D /* SourceJsonParser+CoreDataProperties.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0C31133B28B1ABFA004DCB0D /* SourceJsonParser+CoreDataProperties.swift */; };
@@ -170,6 +171,7 @@
 		0C1A3E5529C9488C00DA9730 /* CodableWrapper.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CodableWrapper.swift; sourceTree = "<group>"; };
 		0C2886D12960AC2800D6FC16 /* DebridCloudView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DebridCloudView.swift; sourceTree = "<group>"; };
 		0C2886D62960C50900D6FC16 /* RealDebridCloudView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RealDebridCloudView.swift; sourceTree = "<group>"; };
+		0C2B028E29E9E61E00DCF127 /* SortFilterView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SortFilterView.swift; sourceTree = "<group>"; };
 		0C2D9652299316CC00A504B6 /* Tag.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Tag.swift; sourceTree = "<group>"; };
 		0C31133A28B1ABFA004DCB0D /* SourceJsonParser+CoreDataClass.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "SourceJsonParser+CoreDataClass.swift"; sourceTree = "<group>"; };
 		0C31133B28B1ABFA004DCB0D /* SourceJsonParser+CoreDataProperties.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "SourceJsonParser+CoreDataProperties.swift"; sourceTree = "<group>"; };
@@ -510,6 +512,7 @@
 				0C84FCE429E4B43200B0DFE4 /* SelectedDebridFilterView.swift */,
 				0C871BDE29994D9D005279AC /* FilterLabelView.swift */,
 				0C84FCE829E5ADEF00B0DFE4 /* FilterAmountLabelView.swift */,
+				0C2B028E29E9E61E00DCF127 /* SortFilterView.swift */,
 			);
 			path = Filters;
 			sourceTree = "<group>";
@@ -899,6 +902,7 @@
 				0C0167DC29293FA900B65783 /* RealDebridModels.swift in Sources */,
 				0C57D4CC289032ED008534E8 /* SearchResultInfoView.swift in Sources */,
 				0C42B5982932F6DD008057A0 /* Set.swift in Sources */,
+				0C2B028F29E9E61E00DCF127 /* SortFilterView.swift in Sources */,
 				0C41BC6328C2AD0F00B47DD6 /* SearchResultButtonView.swift in Sources */,
 				0CA05459288EE9E600850554 /* PluginManager.swift in Sources */,
 				0C84F4772895BE680074B7C9 /* FerriteDB.xcdatamodeld in Sources */,

Ferrite/Models/FilterModels.swift

@@ -12,3 +12,9 @@ enum FilterType {
     case IA
     case sort
 }
+
+enum SortFilter: String, Hashable, CaseIterable {
+    case seeders = "Seeders"
+    case leechers = "Leechers"
+    case size = "Size"
+}

Ferrite/Models/SearchModels.swift

@@ -15,6 +15,40 @@ public struct SearchResult: Codable, Hashable, Sendable {
     let magnet: Magnet
     let seeders: String?
     let leechers: String?
+
+    // Converts size to a double
+    func rawSize() -> Double? {
+        guard let size else {
+            return nil
+        }
+
+        let splitSize = size.split(separator: " ")
+
+        guard
+            let bytesString = splitSize.first,
+            let multipliedBytes = Double(bytesString),
+            let units = splitSize.last
+        else {
+            return nil
+        }
+
+        switch units.lowercased() {
+        case "gb":
+            return multipliedBytes * 1e9
+        case "gib":
+            return multipliedBytes * pow(1024, 3)
+        case "mb":
+            return multipliedBytes * 1e6
+        case "mib":
+            return multipliedBytes * pow(1024, 2)
+        case "kb":
+            return multipliedBytes * 1e3
+        case "kib":
+            return multipliedBytes * 1024
+        default:
+            return nil
+        }
+    }
 }
 
 extension ScrapingViewModel {

Ferrite/ViewModels/NavigationViewModel.swift

@@ -50,6 +50,33 @@ public class NavigationViewModel: ObservableObject {
 
     // For filters
     @Published var enabledFilters: Set<FilterType> = []
+    @Published var currentSortFilter: SortFilter?
+    @Published var currentSortOrder: SortOrder = .forward
+
+    public func compareSearchResult(lhs: SearchResult, rhs: SearchResult) -> Bool {
+        switch currentSortFilter {
+        case .leechers:
+            guard let lhsLeechers = lhs.leechers, let rhsLeechers = rhs.leechers else {
+                return false
+            }
+
+            return currentSortOrder == .forward ? lhsLeechers > rhsLeechers : lhsLeechers < rhsLeechers
+        case .seeders:
+            guard let lhsSeeders = lhs.seeders, let rhsSeeders = rhs.seeders else {
+                return false
+            }
+
+            return currentSortOrder == .forward ? lhsSeeders > rhsSeeders : lhsSeeders < rhsSeeders
+        case .size:
+            guard let lhsSize = lhs.rawSize(), let rhsSize = rhs.rawSize() else {
+                return false
+            }
+
+            return currentSortOrder == .forward ? lhsSize > rhsSize : lhsSize < rhsSize
+        case .none:
+            return false
+        }
+    }
 
     @Published var kodiExpanded: Bool = false
 

Ferrite/Views/ComponentViews/Filters/SortFilterView.swift

@@ -0,0 +1,72 @@
+//
+//  SortFilterView.swift
+//  Ferrite
+//
+//  Created by Brian Dashore on 4/14/23.
+//
+
+import SwiftUI
+
+struct SortFilterView: View {
+    @EnvironmentObject var navModel: NavigationViewModel
+
+    var body: some View {
+        Menu {
+            Button {
+                navModel.currentSortFilter = nil
+                navModel.currentSortOrder = .forward
+            } label: {
+                HStack {
+                    Text("None")
+
+                    if navModel.currentSortFilter == nil {
+                        Image(systemName: "checkmark")
+                    }
+                }
+            }
+
+            ForEach(SortFilter.allCases, id: \.self) { sortFilter in
+                Button {
+                    navModel.currentSortFilter = sortFilter
+                    navModel.currentSortOrder = navModel.currentSortOrder == .forward ? .reverse : .forward
+                } label: {
+                    HStack {
+                        Text(sortFilter.rawValue)
+
+                        if navModel.currentSortFilter == sortFilter {
+                            Image(systemName: navModel.currentSortOrder == .forward ? "chevron.down" : "chevron.up")
+                        }
+                    }
+                }
+            }
+        } label: {
+            FilterLabelView(
+                name: "Sort\(navModel.currentSortFilter.map { ": \($0.rawValue)" } ?? "")",
+                count: navModel.currentSortFilter == nil ? 0 : 1
+            )
+        }
+        .id(navModel.currentSortFilter)
+        .onChange(of: navModel.currentSortFilter) { newFilter in
+            navModel.currentSortOrder = .forward
+            if newFilter == nil {
+                navModel.enabledFilters.remove(.sort)
+            } else {
+                navModel.enabledFilters.insert(.sort)
+            }
+        }
+        .onChange(of: navModel.enabledFilters) { newFilters in
+            if newFilters.isEmpty {
+                Task {
+                    try? await Task.sleep(seconds: 0.25)
+                    navModel.currentSortFilter = nil
+                }
+            }
+        }
+    }
+}
+
+struct SortFilterView_Previews: PreviewProvider {
+    static var previews: some View {
+        SortFilterView()
+    }
+}

Ferrite/Views/ComponentViews/SearchResult/SearchFilterHeaderView.swift

@@ -60,6 +60,10 @@ struct SearchFilterHeaderView: View {
                 if !debridManager.enabledDebrids.isEmpty {
                     IAFilterView()
                 }
+
+                // MARK: - Sort filter picker
+
+                SortFilterView()
             }
             .padding(.horizontal, verticalSizeClass == .compact ? 65 : 18)
             .animation(.easeInOut, value: navModel.enabledFilters)

Ferrite/Views/ComponentViews/SearchResult/SearchResultsView.swift

@@ -21,7 +21,12 @@ struct SearchResultsView: View {
     @Binding var searchText: String
 
     var body: some View {
-        ForEach(scrapingModel.searchResults, id: \.self) { result in
+        ForEach(
+            scrapingModel.searchResults.sorted {
+                navModel.compareSearchResult(lhs: $0, rhs: $1)
+            }
+            , id: \.self
+        ) { result in
             let debridIAStatus = debridManager.matchMagnetHash(result.magnet)
             if
                 (pluginManager.filteredInstalledSources.isEmpty ||