import AppKit
import CallsKit
import SwiftUI

/// Offline visual fixtures of the mini window: at its smallest, default
/// and a larger size, with and without the hover controls, and collapsed
/// to a tab, muted and not. There is no call behind them, so the stage is
/// your own (absent) camera and the tab says "Just you".
@MainActor enum MiniWindowSnapshots {
  static func save(to folder: URL) async throws {
    for scheme in [ColorScheme.light, .dark] {
      let suffix = LobbySnapshots.name(scheme)
      for width in [MiniWindowRules.minimumWidth, MiniWindowRules.size.width, 480] {
        let size = CGSize(width: width, height: width / MiniWindowRules.aspect)
        for hovering in [false, true] {
          let call = Call(playAudio: false)
          try await LobbySnapshots.render(
            MiniWindowSnapshot.window(call: call, hovering: hovering), scheme: scheme, size: size,
            to: folder.appendingPathComponent(
              "mini-\(Int(width))\(hovering ? "-hover" : "")-\(suffix).png"))
        }
      }
      for muted in [false, true] {
        let call = Call(playAudio: false)
        if muted { call.mute() }
        try await LobbySnapshots.render(
          MiniWindowSnapshot.tab(call: call), scheme: scheme, size: MiniWindowTab.size,
          to: folder.appendingPathComponent("tab\(muted ? "-muted" : "")-\(suffix).png"))
      }
    }
  }
}