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relays: add relay pic view for displaying relay icons
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| // | ||
| // RelayPicView.swift | ||
| // damus | ||
| // | ||
| // Created by eric on 9/2/23. | ||
| // | ||
|
|
||
| import SwiftUI | ||
| import Kingfisher | ||
| import TLDExtract | ||
|
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||
| struct InnerRelayPicView: View { | ||
| let url: URL? | ||
| let size: CGFloat | ||
| let highlight: Highlight | ||
| let disable_animation: Bool | ||
| @State var failedImage: Bool = false | ||
|
|
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| var Placeholder: some View { | ||
| RoundedRectangle(cornerRadius: 15) | ||
| .frame(width: size, height: size) | ||
| .foregroundColor(DamusColors.adaptableGrey) | ||
| .overlay(RoundedRectangle(cornerRadius: 15).stroke(highlight_color(highlight), lineWidth: pfp_line_width(highlight))) | ||
| .padding(2) | ||
| } | ||
|
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| var body: some View { | ||
| ZStack { | ||
| Color(uiColor: .secondarySystemBackground) | ||
|
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| KFAnimatedImage(url) | ||
| .imageContext(.pfp, disable_animation: disable_animation) | ||
| .onFailure({ result in | ||
| failedImage = true | ||
| }) | ||
| .cancelOnDisappear(true) | ||
| .configure { view in | ||
| view.framePreloadCount = 3 | ||
| } | ||
| .placeholder { _ in | ||
| Placeholder | ||
| } | ||
| .scaledToFit() | ||
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| if failedImage { | ||
| let abbrv = String(url?.hostname?.first?.uppercased() ?? "R") | ||
| Text("\(abbrv)") | ||
| .font(.system(size: 40, weight: .bold)) | ||
| } | ||
| } | ||
| .frame(width: size, height: size) | ||
| .clipShape(RoundedRectangle(cornerRadius: 15)) | ||
| .overlay(RoundedRectangle(cornerRadius: 15).stroke(failedImage ? .gray : highlight_color(highlight), lineWidth: failedImage ? 1 : pfp_line_width(highlight))) | ||
| } | ||
| } | ||
|
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| struct RelayPicView: View { | ||
| let relay: String | ||
| let icon: String? | ||
| let size: CGFloat | ||
| let highlight: Highlight | ||
| let disable_animation: Bool | ||
|
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| init(relay: String, icon: String? = nil, size: CGFloat, highlight: Highlight, disable_animation: Bool) { | ||
| self.relay = relay | ||
| self.icon = icon | ||
| self.size = size | ||
| self.highlight = highlight | ||
| self.disable_animation = disable_animation | ||
| } | ||
|
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| var body: some View { | ||
| InnerRelayPicView(url: get_relay_url(relay: relay, icon: icon), size: size, highlight: highlight, disable_animation: disable_animation) | ||
| } | ||
| } | ||
|
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| func get_relay_url(relay: String, icon: String?) -> URL { | ||
| let extractor = TLDExtract() | ||
| var favicon = relay + "/favicon.ico" | ||
| if let parseRelay: TLDResult = extractor.parse(relay) { | ||
| favicon = "https://" + (parseRelay.rootDomain ?? relay) + "/favicon.ico" | ||
| } | ||
| let pic = icon ?? favicon | ||
| if let url = URL(string: pic) { | ||
| return url | ||
| } | ||
| return URL(string: "")! | ||
| } | ||
|
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| struct RelayPicView_Previews: PreviewProvider { | ||
| static var previews: some View { | ||
| VStack { | ||
| RelayPicView(relay: "wss://relay.damus.io", size: 55, highlight: .none, disable_animation: false) | ||
| RelayPicView(relay: "wss://nostr.wine", size: 55, highlight: .none, disable_animation: false) | ||
| RelayPicView(relay: "wss://nos.lol", size: 55, highlight: .none, disable_animation: false) | ||
| RelayPicView(relay: "fail", size: 55, highlight: .none, disable_animation: false) | ||
| } | ||
| } | ||
| } | ||
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