import WidgetKit
import SwiftUI

// V2：纯色背景 + 随机文案小组件（Small/Medium/Large + 点击跳转 Home）

struct EmotionProvider: TimelineProvider {
    private let quotes = [
        "你已经很努力了，今天也值得被温柔对待。",
        "轻轻呼吸，感受当下的每一刻。",
        "所有的压力，都会在深呼吸中慢慢消散。",
        "给生活一点留白，给自己一点温柔。",
        "不要走得太快，等一等落下的灵魂。",
        "世界虽嘈杂，但你可以拥有一颗宁静的心。",
        "每一个瞬间，都是生命最好的安排。",
        "抱抱自己，辛苦了，亲爱的。",
        "慢一点也没关系，只要你在前行。",
        "今天，你对自己微笑了吗？",
        "愿你历经山河，仍觉得人间值得。",
        "心简单，世界就简单；心平顺，生活就平顺。",
        "即使生活偶尔晦暗，你也要成为自己的光。",
        "别让琐事挤走生活的快乐，别让压力消磨奋斗的激情。"
    ]

    func placeholder(in context: Context) -> EmotionEntry {
        EmotionEntry(date: Date(), text: quotes[0])
    }

    func getSnapshot(in context: Context, completion: @escaping (EmotionEntry) -> ()) {
        let entry = EmotionEntry(date: Date(), text: quotes.randomElement() ?? quotes[0])
        completion(entry)
    }

    func getTimeline(in context: Context, completion: @escaping (Timeline<EmotionEntry>) -> ()) {
        var entries: [EmotionEntry] = []
        let currentDate = Date()
        
        // 生成未来 24 小时的 6 个条目，每 4 小时更换一次随机文案
        for hourOffset in 0..<6 {
            let entryDate = Calendar.current.date(byAdding: .hour, value: hourOffset * 4, to: currentDate)!
            let entry = EmotionEntry(date: entryDate, text: quotes.randomElement() ?? quotes[0])
            entries.append(entry)
        }

        let timeline = Timeline(entries: entries, policy: .atEnd)
        completion(timeline)
    }
}

struct EmotionEntry: TimelineEntry {
    let date: Date
    let text: String
}

struct EmotionWidgetView: View {
    var entry: EmotionProvider.Entry
    @Environment(\.widgetFamily) var family

    private let title = "正念"
    private let deepLink = URL(string: "client:///(app)/home")
    
    // 背景色 #F7D9BF
    private let backgroundColor = Color(red: 247/255, green: 217/255, blue: 191/255)
    // 文本颜色（深咖色，适合搭配浅橘色背景）
    private let textColor = Color(red: 74/255, green: 52/255, blue: 40/255)

    var body: some View {
        VStack(alignment: .center, spacing: 0) {
            Spacer(minLength: 0)
            
            Text(entry.text)
                .font(.system(size: family == .systemSmall ? 17 : 20, weight: .medium))
                .foregroundColor(textColor)
                .lineSpacing(6)
                .multilineTextAlignment(.center)
                .minimumScaleFactor(0.7)
                .fixedSize(horizontal: false, vertical: true)
            
            Spacer(minLength: 0)
            
            if family != .systemSmall {
                Text("Hey Mama")
                    .font(.system(size: 10, weight: .semibold))
                    .foregroundColor(textColor.opacity(0.3))
                    .padding(.bottom, 4)
            }
        }
        .padding(family == .systemSmall ? 16 : 24)
        .frame(maxWidth: .infinity, maxHeight: .infinity) // 强制撑开容器
        .background(backgroundColor) // 将背景色直接应用到容器上
        .widgetURL(deepLink)
    }
}

@main
struct EmotionWidget: Widget {
    let kind: String = "EmotionWidget"

    var body: some WidgetConfiguration {
        StaticConfiguration(kind: kind, provider: EmotionProvider()) { entry in
            if #available(iOS 17.0, *) {
                EmotionWidgetView(entry: entry)
                    .containerBackground(Color(red: 247/255, green: 217/255, blue: 191/255), for: .widget)
            } else {
                EmotionWidgetView(entry: entry)
                    .background(Color(red: 247/255, green: 217/255, blue: 191/255))
            }
        }
        .configurationDisplayName("情绪小组件")
        .description("一段温柔提醒，陪你回到当下。")
        .supportedFamilies([.systemSmall, .systemMedium, .systemLarge])
    }
}