import { reject } from "lodash";

/**
 * 自定义公共函数
 */
var myfn = {};
/**
 * 测试函数test1
 * vk.myfn.test1();
 */
myfn.test1 = function(obj = {}) {
	let vk = uni.vk;
	console.log("执行了自定义公共函数test1");
	return obj;
};

myfn.convertCurrency = function(money) {
	// 汉字的数字
	const cnNums = ['零', '壹', '贰', '叁', '肆', '伍', '陆', '柒', '捌', '玖'];
	// 基本单位
	const cnIntRadice = ['', '拾', '佰', '仟'];
	// 对应整数部分扩展单位
	const cnIntUnits = ['', '万', '亿', '兆'];
	// 对应小数部分单位
	const cnDecUnits = ['角', '分', '毫', '厘'];
	// 整数金额时后面跟的字符
	const cnInteger = '整';
	// 整型完以后的单位
	const cnIntLast = '元';

	let chineseStr = ''; // 输出的中文金额字符串
	let parts; // 分离金额后用的数组，预定义
	if (money == '') {
		return '';
	}
	money = parseFloat(money);
	if (isNaN(money) || money >= 1000000000000) {
		return '';
	}
	money = money.toFixed(2); // 转换为字符串，并保留两位小数
	parts = money.split('.');
	let integerNum = parts[0];
	let decimalNum = parts[1];
	if (parseInt(integerNum) > 0) {
		let zeroCount = 0;
		let IntLen = integerNum.length;
		for (let i = 0; i < IntLen; i++) {
			let n = integerNum.substr(i, 1);
			let p = IntLen - i - 1;
			let q = p / 4;
			let m = p % 4;
			if (n == '0') {
				zeroCount++;
			} else {
				if (zeroCount > 0) {
					chineseStr += cnNums[0];
				}
				zeroCount = 0;
				chineseStr += cnNums[parseInt(n)] + cnIntRadice[m];
			}
			if (m == 0 && zeroCount < 4) {
				chineseStr += cnIntUnits[q];
			}
		}
		chineseStr += cnIntLast;
	}
	if (decimalNum != '') {
		let decLen = decimalNum.length;
		for (let i = 0; i < decLen; i++) {
			let n = decimalNum.substr(i, 1);
			if (n != '0') {
				chineseStr += cnNums[Number(n)] + cnDecUnits[i];
			}
		}
	}
	if (chineseStr == '') {
		chineseStr += cnNums[0] + cnIntLast + cnInteger;
	} else if (decimalNum == '') {
		chineseStr += cnInteger;
	}
	return chineseStr;
}
/**
 * 网络路径转base64
 * @param {Object} url
 */
myfn.urlTobase64 = function(url) {
	return new Promise((reso, reject) => {
	
		uni.request({
			url: url,
			method: 'GET',
			responseType: 'arraybuffer',
			success: async res => {
				let base64 = uni.arrayBufferToBase64(res.data); //把arraybuffer转成base64
				reso(base64)
			},
			fail() {
				reject()
			}
		});
	})
	
}

export default myfn;