WeChatAppH5/utils/tool.js

import SparkMD5 from 'spark-md5'
import $mConfig from '@/config/global.config.js';



export const getPhotograph = () => {
	uni.chooseImage({
		count: 6, //默认9
		sizeType: ['original', 'compressed'], //可以指定是原图还是压缩图，默认二者都有
		sourceType: ['camera ', 'album'], //从相册选择
		success: function(res) {
			console.log(JSON.stringify(res.tempFilePaths));
		}
	});
	// // #ifdef APP-PLUS
	// var appid = plus.runtime.appid;
	// console.log('应用的 appid 为：' + appid);
	// // #endif
	// // #ifdef APP
	// var cmr = plus.camera.getCamera();
	// // 属性：
	// // supportedImageResolutions: 字符串数组，摄像头支持的拍照分辨率
	// // supportedVideoResolutions: 字符串数组，摄像头支持的摄像分辨率
	// // supportedImageFormats: 字符串数组，摄像头支持的拍照文件格式
	// // supportedVideoFormats: 字符串数组，摄像头支持的摄像文件格式
	// // 方法：
	// // captureImage: 进行拍照操作
	// // startVideoCapture: 调用摄像头进行摄像操作
	// // stopVideoCapture: 结束摄像操作
	// // 拍照 captureImage
	// var res = cmr.supportedImageResolutions[0];
	// var fmt = cmr.supportedImageFormats[0];
	// console.log("Resolution: " + res + ", Format: " + fmt);
	// cmr.captureImage(function(path) {
	// 		console.log("Capture image success: " + path);
	// 	},
	// 	function(error) {
	// 		console.log("Capture image failed: " + error.message);
	// 	}, {
	// 		resolution: res,
	// 		format: fmt
	// 	}
	// )

	// // 摄像
	// // function videoCapture(){

	// // }
	// // var cmr = plus.camera.getCamera();
	// // var res = cmr.supportedVideoResolutions[0];
	// // var fmt = cmr.supportedVideoFormats[0];
	// // console.log("Resolution: " + res + ", Format: " + fmt);
	// // cmr.startVideoCapture(function(path) {
	// // 		console.log("Capture video success: " + path);
	// // 	},
	// // 	function(error) {
	// // 		console.log("Capture video failed: " + error.message);
	// // 	}, {
	// // 		resolution: res,
	// // 		format: fmt
	// // 	}
	// // );
	// // #endif



}


export const distanceCalculate = (num) => {
	const num_ = Number(num);
	if (typeof num_ === 'number') {
		if (num_ < 1000) {
			return `${num_.toFixed(1)}米`
		} else {
			const n = (num_ / 1000).toFixed(1);
			return `${n}公里`
		};
	}
	return num_ || num
}

export const uploadImage = (num = 1, type = 'img') => {

	return new Promise(async (resolve, reject) => {
		console.log('uploadImage  = ', num)
		// // #ifdef APP-PLUS
		// let flag = await permision.showAuthTipModal("android.permission.READ_EXTERNAL_STORAGE")
		// reject()
		// if (!flag) return
		// // #endif
		// console.log('uploadImage  =  2 ', num)
		uni.chooseImage({
			count: num,
			sizeType: ['original', 'compressed'], //可以指定是原图还是压缩图，默认二者都有
			sourceType: ['album'], //从相册选择
			crop: {
				quality: 100, // 图片裁剪质量
				width: 100, // 裁剪的宽度
				height: 100, //裁剪的高度
				resize: false //是否将width和height作为裁剪保存图片真实的像素值。默认值为true。注：设置为false时在裁剪编辑界面显示图片的像素值，设置为true时不显示
			},
			success: (res) => {
				// 选中的文件对象
				const FilePaths = res.tempFilePaths;
				// 记录失败的个数
				let failNum = 0;
				// 上传成功返回的媒体资源
				const successArr = []
				uni.showLoading({
					title: '上传中',
					mask: true
				});
				FilePaths.forEach(el => {
					SingleFileUpload(el).then(res => {
						successArr.push(res.url)
						if ((successArr.length + failNum) >=
							FilePaths
							.length) {
							uni.hideLoading();
							uni.showToast({
								title: '上传成功',
								icon: 'success',
								duration: 1000
							})
							resolve(successArr)
						}
					}).catch(err => {
						failNum++
					})
				})

			},
			complete: () => {
				uni.hideLoading();
			}
		})
	})
}


export const SingleFileUpload = (file, showLoading = false) => {
	return new Promise((resolve, reject) => {
		if (showLoading) {
			uni.showLoading({
				title: '上传中',
				mask: true
			});
		}
		uni.uploadFile({
			url: $mConfig.baseUrl + '/common/upload',
			filePath: file,
			name: 'file',
			success: (uploadFileRes) => {
				const data = JSON.parse(uploadFileRes.data)
					.data;
				resolve(data)


			},
			fail(fail) {
				reject()
				// if ((successArr.length + failNum) >= FilePaths
				// 	.length) {
				// 	uni.hideLoading();
				// }
			},
			complete: () => {
				if (showLoading) {
					uni.hideLoading();
				}
			}
		})
	})
}



export const getLocation = async () => {
	// // #ifdef APP-PLUS
	// let flag = await permision.showAuthTipModal("android.permission.ACCESS_FINE_LOCATION")
	// if (!flag) return
	// // #endif
	return new Promise((resolve, reject) => {

		uni.getLocation({
			type: 'gcj02',
			geocode: true,
			cacheTimeout: 30 * 60,
			success: res => {
				resolve(res)
			},
			fail: err => {
				permision.showManualAuth("android.permission.ACCESS_FINE_LOCATION")
				return resolve(null)
			},
		});
	})
}

/**
 * 格式化日期
 * @prama t 时间戳
 * @return str MM-dd HH:mm
 */
export function formatDate(t) {
	t = t || Date.now();
	let time = new Date(t);
	let str = time.getMonth() < 9 ? '0' + (time.getMonth() + 1) : time.getMonth() + 1;
	str += '-';
	str += time.getDate() < 10 ? '0' + time.getDate() : time.getDate();
	str += ' ';
	str += time.getHours();
	str += ':';
	str += time.getMinutes() < 10 ? '0' + time.getMinutes() : time.getMinutes();
	return str;
};

/**
 * 距当前时间点的时长
 * @prama time 13位时间戳
 * @return str x秒 / x分钟 / x小时
 */
export function formateTime(time) {
	const second = 1000;
	const minute = second * 60;
	const hour = minute * 60;
	const day = hour * 24;
	const now = new Date().getTime();
	const diffValue = now - time;

	// 计算差异时间的量级
	const secondC = diffValue / second;
	const minC = diffValue / minute;
	const hourC = diffValue / hour;
	const dayC = diffValue / day;

	if (dayC >= 1) {
		return parseInt(dayC) + "天";
	} else if (hourC >= 1) {
		return parseInt(hourC) + "小时";
	} else if (minC >= 1) {
		return parseInt(minC) + "分钟";
	} else if (secondC >= 1) {
		return parseInt(secondC) + "秒";
	} else {
		return '0秒';
	}
}


// 获取文件的唯一MD5标识码
export function getFileMd5 (file) {
  return new Promise((resolve, reject) => {
    const fileReader = new FileReader()
    const spark = new SparkMD5.ArrayBuffer()
    fileReader.readAsArrayBuffer(file)
    fileReader.onload = e => {
      spark.append(e.target.result)
      let md5 = spark.end()
      resolve(md5)
    }
  })
}