89 lines
2.8 KiB
TypeScript
89 lines
2.8 KiB
TypeScript
import { getType, isArray, isString, isUndefined, isNumber, modifyObjectKey } from "../common-utils";
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import { NAME } from "../../const/index";
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const PREFIX = NAME.PREFIX + "API";
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export function paramValidate (config: any) {
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return function (target, propertyName: string, descriptor: PropertyDescriptor) {
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let method = descriptor.value;
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descriptor.value = function (...args) {
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doValidate.call(this, config, args, propertyName);
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return method.apply(this, args);
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};
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return descriptor;
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};
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}
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function doValidate(config, args, name) {
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try {
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// 兼容 init 方法中： SDKAppID sdkAppID 两种写法的参数校验判断
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if (!args[0].SDKAppID) {
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config = modifyObjectKey(config, "SDKAppID", "sdkAppID");
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}
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if (isArray(config)) {
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for (let i = 0; i < config.length; i++) {
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check.call(this, {
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...config[i],
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value: args[i],
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name,
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});
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}
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} else {
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for (const key in config) {
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if (config.hasOwnProperty(key)) {
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check.call(this, {
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...config[key],
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value: args[0][key],
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name,
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key,
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});
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}
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}
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}
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} catch (error) {
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console.error(error);
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throw error;
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}
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}
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function check({ required, rules, range, value, allowEmpty, name, key }) {
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// 用户没传指定参数
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if (isUndefined(value)) {
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// 检查必填参数, 若配置是必填则报错
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if (required) {
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throw new Error(`${PREFIX}<${name}>: ${key} is required.`);
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} else {
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return;
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}
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}
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// 判断参数类型是否正确
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const result = rules.some((item)=>item === getType(value));
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let type = '';
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if (!result) {
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for (let i = 0; i < rules.length; i++) {
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let str = rules[i];
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str = str.replace(str[0], str[0].toUpperCase());
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type += `${str}/`;
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}
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type = type.substring(0, type.length - 1);
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throw new Error(`${PREFIX}<${name}>: ${key} must be ${type}, current ${key} is ${typeof value}.`);
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}
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// 不允许传空值, 例如: '', ' '
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if (allowEmpty === false) {
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const isEmptyString = isString(value) && value.trim() === '';
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if (isEmptyString) {
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throw new Error(`${PREFIX}<${name}>: ${key} is blank.`);
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}
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}
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// 判断是否符合限制条件
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if (isArray(range)) {
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if (range && range.indexOf(value) === -1) {
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throw new Error(`${PREFIX}<${name}>: ${key} error, only be ${range}, current ${key} is ${value}.`);
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}
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}
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// 取值范围, 前闭后闭
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if (isString(range) && range.indexOf('~') !== -1) {
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const valueList = range.split('~');
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if (value < +valueList[0] || value > +valueList[1] || (isNumber(value) && Number.isNaN(value))) {
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throw new Error(`${PREFIX}<${name}>: ${key} error, only be ${range}, current ${key} is ${value}.`);
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}
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}
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}
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