const fs = require('fs');

// 读取 mock 数据文件
const data = JSON.parse(fs.readFileSync('src/mock/map_data_gaode.json', 'utf8'));
const totalData = data.length;

// 计算 chunkSize
const normalStatusCount = 6;
const abnormalStatusCount = 3;
const chunkSize = Math.floor(totalData / (normalStatusCount + abnormalStatusCount));
const maxAbnormalCount = 10;

// 提取不同状态的坐标点
const offlineData = data.slice(chunkSize * 6, Math.min(chunkSize * 7, chunkSize * 6 + maxAbnormalCount));
const degradedData = data.slice(chunkSize * 7, Math.min(chunkSize * 8, chunkSize * 7 + maxAbnormalCount));
const faultData = data.slice(chunkSize * 8, Math.min(chunkSize * 9, chunkSize * 8 + maxAbnormalCount));

// 转换为坐标格式
const offlineCoords = offlineData.map(item => [item['位置-经度'], item['位置-纬度']]);
const degradedCoords = degradedData.map(item => [item['位置-经度'], item['位置-纬度']]);
const faultCoords = faultData.map(item => [item['位置-经度'], item['位置-纬度']]);

// 输出结果
console.log('总数据量:', totalData);
console.log('chunkSize:', chunkSize);
console.log('\n离线状态坐标点:');
console.log(JSON.stringify(offlineCoords, null, 2));
console.log('\n降级状态坐标点:');
console.log(JSON.stringify(degradedCoords, null, 2));
console.log('\n故障状态坐标点:');
console.log(JSON.stringify(faultCoords, null, 2));