HealthKit + Health Connect：一个API获取iOS和Android健康数据 | WellAlly康心伴

npx react-native@latest init HealthApp
cd HealthApp

# iOS上的Apple HealthKit
npm install react-native-health

# Android上的Health Connect
npm install react-native-health-connect

cd ios && pod install && cd ..

// src/services/HealthService.js
import { Platform } from 'react-native';
import AppleHealthKit from 'react-native-health';
import {
  initialize,
  requestPermission,
  readRecords,
  writeRecords,
} from 'react-native-health-connect';

// 定义两个平台的权限
const permissions = {
  ios: {
    permissions: {
      read: [
        AppleHealthKit.Constants.Permissions.Steps,
        AppleHealthKit.Constants.Permissions.HeartRate,
        AppleHealthKit.Constants.Permissions.Workout,
      ],
      write: [AppleHealthKit.Constants.Permissions.Workout],
    },
  },
  android: {
    permissions: [
      { accessType: 'read', recordType: 'Steps' },
      { accessType: 'read', recordType: 'HeartRate' },
      { accessType: 'write', recordType: 'ExerciseSession' },
      { accessType: 'read', recordType: 'ExerciseSession' },
    ],
  },
};

const requestPermissions = async () => {
  if (Platform.OS === 'ios') {
    return new Promise((resolve, reject) => {
      AppleHealthKit.initHealthKit(permissions.ios, (error, results) => {
        if (error) {
          console.log('[错误] 授权失败！', error);
          return reject(error);
        }
        resolve(results);
      });
    });
  } else {
    try {
      await initialize();
      const granted = await requestPermission(permissions.android);
      return granted;
    } catch (error) {
      console.log('[错误] 授权失败！', error);
      throw error;
    }
  }
};

const getDailyStepCount = async () => {
  const today = new Date();
  if (Platform.OS === 'ios') {
    return new Promise((resolve, reject) => {
      const options = { date: today.toISOString() };
      AppleHealthKit.getStepCount(options, (err, result) => {
        if (err) {
          return reject(err);
        }
        resolve(result.value);
      });
    });
  } else {
      const today = new Date();
      today.setHours(0, 0, 0, 0);
      const records = await readRecords('Steps', {
        timeRangeFilter: {
          operator: 'between',
          startTime: today.toISOString(),
          endTime: new Date().toISOString(),
        },
      });
      return records.reduce((sum, record) => sum + record.count, 0);
  }
};


// 其他方法（getHeartRate、saveWorkout）将放在这里...

export default {
  requestPermissions,
  getDailyStepCount,
  // ... 导出其他方法
};

// ... src/services/HealthService.js 内部

const getHeartRateSamples = async () => {
  const now = new Date();
  const yesterday = new Date();
  yesterday.setDate(now.getDate() - 1);

  if (Platform.OS === 'ios') {
    return new Promise((resolve, reject) => {
      const options = {
        startDate: yesterday.toISOString(),
        endDate: now.toISOString(),
      };
      AppleHealthKit.getHeartRateSamples(options, (err, results) => {
        if (err) {
          return reject(err);
        }
        resolve(results);
      });
    });
  } else {
    const records = await readRecords('HeartRate', {
      timeRangeFilter: {
        operator: 'between',
        startTime: yesterday.toISOString(),
        endTime: now.toISOString(),
      },
    });
    return records.map(record => ({
      value: record.samples[0].beatsPerMinute,
      endDate: record.time,
    }));
  }
};

const saveWorkout = async () => {
  const startTime = new Date();
  startTime.setHours(startTime.getHours() - 1); // 1小时锻炼
  const endTime = new Date();

  if (Platform.OS === 'ios') {
    return new Promise((resolve, reject) => {
      const options = {
        type: AppleHealthKit.Constants.Activities.Running,
        startDate: startTime.toISOString(),
        endDate: endTime.toISOString(),
        energyBurned: 300, // 卡路里
        totalDistance: 5, // 公里
      };
      AppleHealthKit.saveWorkout(options, (err, result) => {
        if (err) {
          return reject(err);
        }
        resolve(result);
      });
    });
  } else {
    const records = await writeRecords([
      {
        recordType: 'ExerciseSession',
        startTime: startTime.toISOString(),
        endTime: endTime.toISOString(),
        exerciseType: 'Running',
        title: '晨跑',
      },
    ]);
    return records;
  }
};

export default {
  requestPermissions,
  getDailyStepCount,
  getHeartRateSamples,
  saveWorkout,
};

// App.tsx
import React, { useState, useEffect } from 'react';
import {
  SafeAreaView,
  ScrollView,
  StatusBar,
  StyleSheet,
  Text,
  Button,
  View,
} from 'react-native';
import HealthService from './src/services/HealthService';

const App = () => {
  const [hasPermissions, setHasPermissions] = useState(false);
  const [steps, setSteps] = useState(0);
  const [heartRate, setHeartRate] = useState(0);

  useEffect(() => {
    // 组件挂载时检查权限
    HealthService.requestPermissions().then(setHasPermissions).catch(console.error);
  }, []);

  const fetchHealthData = () => {
    if (!hasPermissions) {
      alert('权限未授予！');
      return;
    }

    HealthService.getDailyStepCount()
      .then(setSteps)
      .catch(err => console.error('步数错误:', err));

    HealthService.getHeartRateSamples()
      .then(samples => {
        if (samples.length > 0) {
          setHeartRate(samples[samples.length - 1].value);
        }
      })
      .catch(err => console.error('心率错误:', err));
  };

  const handleSaveWorkout = () => {
    HealthService.saveWorkout()
      .then(() => alert('锻炼保存成功！'))
      .catch(err => console.error('锻炼保存错误:', err));
  };

  return (
    <SafeAreaView style={styles.container}>
      <StatusBar barStyle={'dark-content'} />
      <ScrollView contentInsetAdjustmentBehavior="automatic">
        <View style={styles.section}>
          <Text style={styles.title}>React Native健康数据演示</Text>
          <Text>权限已授予: {hasPermissions ? '是' : '否'}</Text>
        </View>
        <View style={styles.section}>
          <Button title="获取健康数据" onPress={fetchHealthData} />
          <Text style={styles.dataText}>今日步数: {steps}</Text>
          <Text style={styles.dataText}>最新心率: {heartRate} BPM</Text>
        </View>
        <View style={styles.section}>
          <Button title="保存测试锻炼" onPress={handleSaveWorkout} />
        </View>
      </ScrollView>
    </SafeAreaView>
  );
};

const styles = StyleSheet.create({
  container: { flex: 1 },
  section: {
    padding: 24,
    borderBottomWidth: 1,
    borderBottomColor: '#ccc',
  },
  title: {
    fontSize: 24,
    fontWeight: '600',
    marginBottom: 8,
  },
  dataText: {
    fontSize: 18,
    marginTop: 8,
  },
});

export default App;

npx react-native run-ios --device="你的iPhone名称"
npx react-native run-android --deviceId="你的设备ID"