基于uniapp和Vue的团购商城小程序设计源码

function _extends() { _extends = Object.assign || function (target) { for (let i = 1; i < arguments.length; i++) { const source = arguments[i] for (const key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key] } } } return target } return _extends.apply(this, arguments) } /* eslint no-console:0 */ const formatRegExp = /%[sdj%]/g let warning = function warning() {} // don't print warning message when in production env or node runtime if (typeof process !== 'undefined' && process.env && process.env.NODE_ENV !== 'production' && typeof window !== 'undefined' && typeof document !== 'undefined') { warning = function warning(type, errors) { if (typeof console !== 'undefined' && console.warn) { if (errors.every((e) => typeof e === 'string')) { console.warn(type, errors) } } } } function convertFieldsError(errors) { if (!errors || !errors.length) return null const fields = {} errors.forEach((error) => { const { field } = error fields[field] = fields[field] || [] fields[field].push(error) }) return fields } function format() { for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { args[_key] = arguments[_key] } let i = 1 const f = args[0] const len = args.length if (typeof f === 'function') { return f.apply(null, args.slice(1)) } if (typeof f === 'string') { let str = String(f).replace(formatRegExp, (x) => { if (x === '%%') { return '%' } if (i >= len) { return x } switch (x) { case '%s': return String(args[i++]) case '%d': return Number(args[i++]) case '%j': try { return JSON.stringify(args[i++]) } catch (_) { return '[Circular]' } break default: return x } }) for (let arg = args[i]; i < len; arg = args[++i]) { str += ` ${arg}` } return str } return f } function isNativeStringType(type) { return type === 'string' || type === 'url' || type === 'hex' || type === 'email' || type === 'pattern' } function isEmptyValue(value, type) { if (value === undefined || value === null) { return true } if (type === 'array' && Array.isArray(value) && !value.length) { return true } if (isNativeStringType(type) && typeof value === 'string' && !value) { return true } return false } function asyncParallelArray(arr, func, callback) { const results = [] let total = 0 const arrLength = arr.length function count(errors) { results.push.apply(results, errors) total++ if (total === arrLength) { callback(results) } } arr.forEach((a) => { func(a, count) }) } function asyncSerialArray(arr, func, callback) { let index = 0 const arrLength = arr.length function next(errors) { if (errors && errors.length) { callback(errors) return } const original = index index += 1 if (original < arrLength) { func(arr[original], next) } else { callback([]) } } next([]) } function flattenObjArr(objArr) { const ret = [] Object.keys(objArr).forEach((k) => { ret.push.apply(ret, objArr[k]) }) return ret } function asyncMap(objArr, option, func, callback) { if (option.first) { const _pending = new Promise((resolve, reject) => { const next = function next(errors) { callback(errors) return errors.length ? reject({ errors, fields: convertFieldsError(errors) }) : resolve() } const flattenArr = flattenObjArr(objArr) asyncSerialArray(flattenArr, func, next) }) _pending.catch((e) => e) return _pending } let firstFields = option.firstFields || [] if (firstFields === true) { firstFields = Object.keys(objArr) } const objArrKeys = Object.keys(objArr) const objArrLength = objArrKeys.length let total = 0 const results = [] const pending = new Promise((resolve, reject) => { const next = function next(errors) { results.push.apply(results, errors) total++ if (total === objArrLength) { callback(results) return results.length ? reject({ errors: results, fields: convertFieldsError(results) }) : resolve() } } if (!objArrKeys.length) { callback(results) resolve() } objArrKeys.forEach((key) => { const arr = objArr[key] if (firstFields.indexOf(key) !== -1) { asyncSerialArray(arr, func, next) } else { asyncParallelArray(arr, func, next) } }) }) pending.catch((e) => e) return pending } function complementError(rule) { return function (oe) { if (oe && oe.message) { oe.field = oe.field || rule.fullField return oe } return { message: typeof oe === 'function' ? oe() : oe, field: oe.field || rule.fullField } } } function deepMerge(target, source) { if (source) { for (const s in source) { if (source.hasOwnProperty(s)) { const value = source[s] if (typeof value === 'object' && typeof target[s] === 'object') { target[s] = { ...target[s], ...value } } else { target[s] = value } } } } return target } /** * Rule for validating required fields. * * @param rule The validation rule. * @param value The value of the field on the source object. * @param source The source object being validated. * @param errors An array of errors that this rule may add * validation errors to. * @param options The validation options. * @param options.messages The validation messages. */ function required(rule, value, source, errors, options, type) { if (rule.required && (!source.hasOwnProperty(rule.field) || isEmptyValue(value, type || rule.type))) { errors.push(format(options.messages.required, rule.fullField)) } } /** * Rule for validating whitespace. * * @param rule The validation rule. * @param value The value of the field on the source object. * @param source The source object being validated. * @param errors An array of errors that this rule may add * validation errors to. * @param options The validation options. * @param options.messages The validation messages. */ function whitespace(rule, value, source, errors, options) { if (/^\s+$/.test(value) || value === '') { errors.push(format(options.messages.whitespace, rule.fullField)) } } /* eslint max-len:0 */ const pattern = { // http://emailregex.com/ email: /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\