// types/siteData.ts

const generateDailyData = (
  type: 'consumption' | 'generation',
  min: number,
  max: number
): { time: string; value: number }[] => {
  return Array.from({ length: 48 }, (_, i) => {
    const hour = Math.floor(i / 2);
    const minute = i % 2 === 0 ? '00' : '30';
    const time = `${hour.toString().padStart(2, '0')}:${minute}`;
    let value = Math.random() * (max - min) + min;

    if (type === 'generation') {
      if (hour < 8 || hour >= 18) {
        value = 0;
      } else {
        const peakHour = 13;
        const offset = Math.abs(hour + (i % 2 === 0 ? 0 : 0.5) - peakHour);
        value = Math.max(0, max - offset * 5 + Math.random() * 5);
      }
    }

    return { time, value: parseFloat(value.toFixed(2)) };
  });
};


export type SiteName = 'Site A' | 'Site B' | 'Site C';

export interface SiteDetails {
    location: string;
    inverterProvider: string;
    emergencyContact: string;
    lastSyncTimestamp: string;
    consumptionData: number[]; // e.g., Daily consumption in kWh
    generationData: number[]; // e.g., Daily generation in kWh
    connectedDevices: string[];
    // Properties for SystemOverview
    systemStatus: string; // e.g., "Normal", "Faulty"
    temperature: string; // e.g., "35°C"
    solarPower: number; // Power generated by solar (kW) - Real-time
    realTimePower: number; // Real-time power used (kW)
    installedPower: number; // Installed capacity (kWp)
    
      dailyTimeSeriesData: {
    consumption: { time: string; value: number }[];
    generation: { time: string; value: number }[];
  };
    // For savings calculation:
    gridImportPrice_RM_per_kWh: number; // Price paid for electricity from the grid
    solarExportTariff_RM_per_kWh: number; // Price received for excess solar sent to grid (e.g., FiT)
    theoreticalMaxGeneration_kWh?: number; // For efficiency calculation (e.g., based on installedPower * peak sun hours)
}

// Helper function to sum data for monthly totals (if consumptionData/generationData are daily)
const calculateMonthlyTotal = (dataArray: number[]): number => {
    return dataArray.reduce((sum, value) => sum + value, 0);
};

const generateYearlyDataInRange = (min: number, max: number) =>
  Array(365)
    .fill(0)
    .map(() => Math.floor(Math.random() * (max - min + 1)) + min);


export const mockSiteData: Record<SiteName, SiteDetails & {
  dailyTimeSeriesData: {
    consumption: { time: string; value: number }[];
    generation: { time: string; value: number }[];
  };
}> = {
  'Site A': {
    location: 'Petaling Jaya, Selangor',
    inverterProvider: 'SolarEdge',
    emergencyContact: '+60 12-345 6789',
    lastSyncTimestamp: '2025-06-03 15:30:00',
    consumptionData: generateYearlyDataInRange(80, 250),
    generationData: generateYearlyDataInRange(80, 250),
    systemStatus: 'Normal',
    temperature: '35°C',
    solarPower: 108.4,
    realTimePower: 108.4,
    installedPower: 174.9,
    gridImportPrice_RM_per_kWh: 0.50,
    solarExportTariff_RM_per_kWh: 0.30,
    theoreticalMaxGeneration_kWh: 80000,
    connectedDevices: [],
    dailyTimeSeriesData: {
      consumption: generateDailyData('consumption', 80, 250),
      generation: generateDailyData('generation', 80, 100),
    },
  },
  'Site B': {
    location: 'Kuala Lumpur, Wilayah Persekutuan',
    inverterProvider: 'Huawei',
    emergencyContact: '+60 19-876 5432',
    lastSyncTimestamp: '2025-06-02 10:15:00',
    consumptionData: generateYearlyDataInRange(200, 450),
    generationData: generateYearlyDataInRange(200, 450),
    systemStatus: 'Normal',
    temperature: '32°C',
    solarPower: 95.2,
    realTimePower: 95.2,
    installedPower: 150.0,
    gridImportPrice_RM_per_kWh: 0.52,
    solarExportTariff_RM_per_kWh: 0.32,
    theoreticalMaxGeneration_kWh: 190000,
    connectedDevices: [],
    dailyTimeSeriesData: {
      consumption: generateDailyData('consumption', 150, 300),
      generation: generateDailyData('generation', 0, 120),
    },
  },
  'Site C': {
    location: 'Johor Bahru, Johor',
    inverterProvider: 'Enphase',
    emergencyContact: '+60 13-555 1234',
    lastSyncTimestamp: '2025-06-03 08:00:00',
    consumptionData: generateYearlyDataInRange(400, 550),
    generationData: generateYearlyDataInRange(400, 550),
    systemStatus: 'Faulty',
    temperature: '30°C',
    solarPower: 25.0,
    realTimePower: 70.0,
    installedPower: 120.0,
    gridImportPrice_RM_per_kWh: 0.48,
    solarExportTariff_RM_per_kWh: 0.28,
    theoreticalMaxGeneration_kWh: 180000,
    connectedDevices: [],
    dailyTimeSeriesData: {
      consumption: generateDailyData('consumption', 100, 200),
      generation: generateDailyData('generation', 0, 90),
    },
  },
};