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comparison LazyBear/Views/Profile/ProfileView.swift @ 417:5f21f7c23c5e

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Add comments and clean code
author Dennis Concepción Martín <66180929+denniscm190@users.noreply.github.com>
date Fri, 11 Jun 2021 11:37:42 +0200
parents e24c9ca71824
children 6dd97877f575
comparison
equal deleted inserted replaced
416:1662a41e2c1a 417:5f21f7c23c5e
13 @Environment(\.managedObjectContext) private var moc 13 @Environment(\.managedObjectContext) private var moc
14 @FetchRequest(entity: WatchlistCompany.entity(), sortDescriptors: []) 14 @FetchRequest(entity: WatchlistCompany.entity(), sortDescriptors: [])
15 var watchlistCompanies: FetchedResults<WatchlistCompany> 15 var watchlistCompanies: FetchedResults<WatchlistCompany>
16 16
17 @State private var showCreateNewWatchlist = false 17 @State private var showCreateNewWatchlist = false
18 18 @State private var timer = Timer.publish(every: 10, on: .main, in: .common).autoconnect() /// Set recurrent price request
19 // Set recurrent price request
20 @State private var timer = Timer.publish(every: 10, on: .main, in: .common).autoconnect()
21 19
22 var body: some View { 20 var body: some View {
23 if profile.showView { 21 if profile.showView {
24 NavigationView { 22 NavigationView {
25 List { 23 List {
26 // Get Watchlist names -> Create rows for each watchlist -> in each row, show companies 24 /*
27 let watchlists = Set(watchlistCompanies.map { $0.watchlist }) // Set -> avoid duplicates names 25 Get Watchlist names -> Create rows for each watchlist -> in each row, show companies
28 26 */
27 let watchlists = Set(watchlistCompanies.map { $0.watchlist }) /// Set -> avoid duplicates names
29 ForEach(Array(watchlists).sorted(), id: \.self) { listName in 28 ForEach(Array(watchlists).sorted(), id: \.self) { listName in
30 let symbols = watchlistCompanies.filter({ $0.watchlist == listName }).map { $0.symbol } 29 let symbols = watchlistCompanies.filter({ $0.watchlist == listName }).map { $0.symbol }
31
32 if let companies = profile.data.quotes { 30 if let companies = profile.data.quotes {
33 // Select from API requested companies only the ones withing the watchlist 31 let list = companies.filter({ symbols.contains($0.key) }) /// From API response select the companies within the specified watchlist
34 let list = companies.filter({ symbols.contains($0.key) })
35 StockRow(listName: listName, list: list, intradayPrices: profile.data.intradayPrices, addOnDelete: true) 32 StockRow(listName: listName, list: list, intradayPrices: profile.data.intradayPrices, addOnDelete: true)
36 } 33 }
37 } 34 }
38 .listRowInsets(EdgeInsets()) 35 .listRowInsets(EdgeInsets())
39 .onAppear { // Refresh API requested companies when Core Data changes 36 .onAppear { /// Request API again when Core Data changes to update the list
40 refreshList() 37 refreshList()
41 } 38 }
42 } 39 }
43 .onAppear { self.timer = Timer.publish(every: 10, on: .main, in: .common).autoconnect() } // Start timer 40 .onAppear { self.timer = Timer.publish(every: 10, on: .main, in: .common).autoconnect() } // Start timer
44 .onDisappear { self.timer.upstream.connect().cancel() } // Stop timer 41 .onDisappear { self.timer.upstream.connect().cancel() } // Stop timer
66 .onAppear { prepareUrl(.initial) } 63 .onAppear { prepareUrl(.initial) }
67 } 64 }
68 } 65 }
69 66
70 /* 67 /*
71 Get symbols in watchlists -> Prepare url -> Request 68 Get symbols in watchlists (Core Data) -> Prepare url -> Request
72 */ 69 */
73 private func prepareUrl(_ requestType: RequestType) { 70 private func prepareUrl(_ requestType: RequestType) {
74 let symbols = watchlistCompanies.map { $0.symbol } 71 let symbols = watchlistCompanies.map { $0.symbol }
75 72
76 var symbolString = "" 73 var symbolString = ""