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| 1 | +// |
| 2 | +// KeyringAppearanceColor.swift |
| 3 | +// Keychy |
| 4 | +// |
| 5 | +// Created by 길지훈 on 2026-04-01. |
| 6 | +// |
| 7 | + |
| 8 | +import SwiftUI |
| 9 | + |
| 10 | +// MARK: - 시머/테두리 색상 통합 모델 |
| 11 | +/// 프리셋(KeyringStylePreset) + 프리셋 모드를 유지한 커스텀 틴트를 표현 |
| 12 | +/// - `.preset(.silver)` → 메탈릭 기본색 (mode=0) |
| 13 | +/// - `.customTint(mode: .matrix, r, g, b)` → 매트릭스 모드(mode=4) + 커스텀 색상 |
| 14 | +enum KeyringAppearanceColor: Equatable, Identifiable { |
| 15 | + case preset(KeyringStylePreset) |
| 16 | + case customTint(mode: KeyringStylePreset, r: Float, g: Float, b: Float) |
| 17 | + |
| 18 | + var id: String { firestoreId } |
| 19 | + |
| 20 | + // MARK: - 현재 활성 프리셋 (모드 결정용) |
| 21 | + /// `.preset(.matrix)` → `.matrix`, `.customTint(mode: .matrix, ...)` → `.matrix` |
| 22 | + var activePreset: KeyringStylePreset { |
| 23 | + switch self { |
| 24 | + case .preset(let p): return p |
| 25 | + case .customTint(let mode, _, _, _): return mode |
| 26 | + } |
| 27 | + } |
| 28 | + |
| 29 | + // MARK: - Firestore 저장 ID |
| 30 | + /// 프리셋: "silver", 커스텀 틴트: "silver_D2D6E0" |
| 31 | + var firestoreId: String { |
| 32 | + switch self { |
| 33 | + case .preset(let p): return p.rawValue |
| 34 | + case .customTint(let mode, let r, let g, let b): |
| 35 | + let ir = Int(min(max(r, 0), 1) * 255) |
| 36 | + let ig = Int(min(max(g, 0), 1) * 255) |
| 37 | + let ib = Int(min(max(b, 0), 1) * 255) |
| 38 | + return String(format: "%@_%02X%02X%02X", mode.rawValue, ir, ig, ib) |
| 39 | + } |
| 40 | + } |
| 41 | + |
| 42 | + // MARK: - Firestore에서 복원 |
| 43 | + static func from(id: String?) -> KeyringAppearanceColor { |
| 44 | + guard let id else { return .preset(.silver) } |
| 45 | + |
| 46 | + // "preset_RRGGBB" 형식 (예: "silver_D2D6E0", "matrix_00D94D") |
| 47 | + for preset in KeyringStylePreset.allCases { |
| 48 | + let prefix = preset.rawValue + "_" |
| 49 | + if id.hasPrefix(prefix) { |
| 50 | + let hex = String(id.dropFirst(prefix.count)) |
| 51 | + guard hex.count == 6, |
| 52 | + let value = UInt32(hex, radix: 16) else { continue } |
| 53 | + let r = Float((value >> 16) & 0xFF) / 255.0 |
| 54 | + let g = Float((value >> 8) & 0xFF) / 255.0 |
| 55 | + let b = Float(value & 0xFF) / 255.0 |
| 56 | + return .customTint(mode: preset, r: r, g: g, b: b) |
| 57 | + } |
| 58 | + } |
| 59 | + |
| 60 | + // 프리셋 매칭 (정확한 rawValue) |
| 61 | + if let p = KeyringStylePreset(rawValue: id) { |
| 62 | + return .preset(p) |
| 63 | + } |
| 64 | + |
| 65 | + // 레거시: "custom_RRGGBB" → 메탈릭 틴트로 변환 |
| 66 | + if id.hasPrefix("custom_") { |
| 67 | + let hex = String(id.dropFirst(7)) |
| 68 | + guard hex.count == 6, |
| 69 | + let value = UInt32(hex, radix: 16) else { |
| 70 | + return .preset(.silver) |
| 71 | + } |
| 72 | + let r = Float((value >> 16) & 0xFF) / 255.0 |
| 73 | + let g = Float((value >> 8) & 0xFF) / 255.0 |
| 74 | + let b = Float(value & 0xFF) / 255.0 |
| 75 | + return .customTint(mode: .silver, r: r, g: g, b: b) |
| 76 | + } |
| 77 | + |
| 78 | + // 레거시 하위 호환 |
| 79 | + let legacyMap: [String: KeyringStylePreset] = [ |
| 80 | + "gold": .silver, |
| 81 | + "roseGold": .silver, |
| 82 | + "goldHolo": .silver, |
| 83 | + "goldDuo": .silver, |
| 84 | + "roseHolo": .silver, |
| 85 | + "roseGlitter": .silver, |
| 86 | + "midnightHolo": .silver, |
| 87 | + "midnightPearl": .silver, |
| 88 | + ] |
| 89 | + if let legacy = legacyMap[id] { |
| 90 | + return .preset(legacy) |
| 91 | + } |
| 92 | + |
| 93 | + // "glitter_RRGGBB" 레거시 → 메탈릭 틴트로 변환 |
| 94 | + if id.hasPrefix("glitter_") { |
| 95 | + let hex = String(id.dropFirst(8)) |
| 96 | + guard hex.count == 6, |
| 97 | + let value = UInt32(hex, radix: 16) else { |
| 98 | + return .preset(.silver) |
| 99 | + } |
| 100 | + let r = Float((value >> 16) & 0xFF) / 255.0 |
| 101 | + let g = Float((value >> 8) & 0xFF) / 255.0 |
| 102 | + let b = Float(value & 0xFF) / 255.0 |
| 103 | + return .customTint(mode: .silver, r: r, g: g, b: b) |
| 104 | + } |
| 105 | + |
| 106 | + return .preset(.silver) |
| 107 | + } |
| 108 | + |
| 109 | + // MARK: - 셰이더 Uniform 값 |
| 110 | + var shaderColor: (r: Float, g: Float, b: Float) { |
| 111 | + switch self { |
| 112 | + case .preset(let p): return p.shaderColor |
| 113 | + case .customTint(_, let r, let g, let b): return (r, g, b) |
| 114 | + } |
| 115 | + } |
| 116 | + |
| 117 | + /// 셰이더 mode — 프리셋 모드를 따름 (0=메탈릭, 1=홀로그램, 4=매트릭스, 5=우주) |
| 118 | + var shaderMode: Float { |
| 119 | + activePreset.shaderMode |
| 120 | + } |
| 121 | + |
| 122 | + // MARK: - UI 미리보기 |
| 123 | + var previewColor: UIColor { |
| 124 | + let c = shaderColor |
| 125 | + return UIColor(red: CGFloat(c.r), green: CGFloat(c.g), blue: CGFloat(c.b), alpha: 1.0) |
| 126 | + } |
| 127 | + |
| 128 | + var displayName: String { |
| 129 | + activePreset.displayName |
| 130 | + } |
| 131 | + |
| 132 | + /// 커스텀 틴트가 적용되었는지 여부 |
| 133 | + var isCustomTint: Bool { |
| 134 | + if case .customTint = self { return true } |
| 135 | + return false |
| 136 | + } |
| 137 | +} |
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