// 模拟数据生成器
const MockData = {
    // 生成随机数
    random: (min, max) => Math.floor(Math.random() * (max - min + 1) + min),

    // 生成随机小数
    randomFloat: (min, max, decimals = 2) => {
        const str = (Math.random() * (max - min) + min).toFixed(decimals);
        return parseFloat(str);
    },

    // 生成时间序列数据
    generateTimeData: (count = 7) => {
        const now = new Date();
        const dates = [];
        const values = [];

        for(let i = count - 1; i >= 0; i--) {
            const date = new Date(now);
            date.setDate(date.getDate() - i);
            dates.push(date.toLocaleDateString('zh-CN', {month: 'numeric', day: 'numeric'}));
            values.push(MockData.randomFloat(75, 98, 1));
        }

        return {dates, values};
    },

    // 生成设备状态数据
    getEquipmentStatus: () => {
        const status = ['运行', '停机', '故障', '维护'];
        const colors = ['#52c41a', '#faad14', '#ff4d4f', '#1890ff'];
        const equipmentTypes = ['轮胎成型机', '硫化机', '检测设备', '输送设备'];
        return {
            status: status[MockData.random(0, 3)],
            color: colors[MockData.random(0, 3)],
            temperature: MockData.random(160, 190),
            pressure: (MockData.random(20, 28) / 10).toFixed(1),
            speed: MockData.random(1000, 1500)
        };
    },

    // 生成工单数据
    getOrders: () => {
        const orders = [];
        const productTypes = ['A180', 'B220', 'C350', 'D420', 'E550'];
        const currentDate = new Date();

        for(let i = 0; i < 10; i++) {
            orders.push({
                id: `WO-${currentDate.getFullYear()}${String(i+1).padStart(4, '0')}`,
                model: productTypes[MockData.random(0, productTypes.length - 1)],
                planned: MockData.random(1000, 5000),
                completed: MockData.random(0, 1000),
                status: MockData.random(1, 10) > 8 ? 'delayed' : 'normal'
            });
        }
        return orders;
    },

    // 生成故障数据
    getFaults: () => {
        const faults = [];
        const equipment = ['轮胎成型机', '硫化机', '检测设备', '输送设备'];
        const codes = {
            'E001': '温度过高',
            'E002': '压力异常',
            'E003': '传感器故障',
            'E004': '电机过载',
            'E005': '通信中断'
        };
        const codesList = Object.keys(codes);
        for(let i = 0; i < MockData.random(2, 5); i++) {
            faults.push({
                equipment: equipment[MockData.random(0, 3)],
                code: `${codesList[MockData.random(0, codesList.length - 1)]} - ${codes[codesList[MockData.random(0, codesList.length - 1)]]}`,
                time: new Date(Date.now() - MockData.random(0, 3600000)).toLocaleTimeString(),
                status: MockData.random(1, 10) > 5 ? '处理中' : '待处理'
            });
        }
        return faults;
    },

    // 生成生产效率数据
    getEfficiencyData: () => {
        const timeData = MockData.generateTimeData(7);
        return {
            dates: timeData.dates,
            values: timeData.values
        };
    },

    // 生成质量问题数据
    getQualityIssues: () => {
        const issues = [
            { name: '表面划痕', category: '外观缺陷' },
            { name: '尺寸偏差', category: '规格问题' },
            { name: '材质不合格', category: '材料问题' },
            { name: '组装错误', category: '装配问题' },
            { name: '外观瑕疵', category: '外观缺陷' },
            { name: '零件缺失', category: '装配问题' },
            { name: '密封不良', category: '功能问题' }
        ];
        return issues.map(issue => ({
            name: issue.name,
            value: MockData.random(10, 100),
            category: issue.category
        }));
    }
};