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@@ -0,0 +1,295 @@
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+import FieldCheck from "./fieldCheck";
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+import fieldIsAllow from "@/until/fieldIsAllow";
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+
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+let hasOwnProperty = Object.prototype.hasOwnProperty;
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+function hasOwn (obj, key) {
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+ return hasOwnProperty.call(obj, key)
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+}
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+
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+/**
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+ * @typedef {object} formItemData 表单项数据
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+ * @property {string} [val] 表单项值
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+ * @property {string} [msg] 表单项错误信息
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+ * @property {number} [state] 表单项状态 0 通过 1 通过 2 不通过
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+ * @property {string} [showText] 表单项显示文本,用于在某些
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+ * @property {string} [label] 表单项显示文本
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+ * @property {string} [init] 表单项初始值
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+ * @property {Array} [options] 表单项枚举值
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+ * @property {string} [depend] 依赖字段, 该项存在将使用依赖字段的option中的checkField字段进行匹配验证规则
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+ * @property {string} [reCheckField] 该表单项用于匹配规则的字段
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+ * @property {Array} [disables] 禁用项
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+ */
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+
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+
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+/**
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+ * @class FormItem
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+ * @description 表单项
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+ * @param {object} object 表单项数据
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+ * @param {FieldCheck} [fieldCheck] 字段验证对象
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+ * @param {object} [option] 配置项
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+ */
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+class FormItem {
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+ formData;
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+ /**
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+ * @type {FieldCheck} 字段验证对象
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+ */
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+ fieldCheck;
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+ // 表单状态 默认 0 通过 1 不通过 2
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+ formState_default = 0;
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+ formState_pass = 1;
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+ formState_notPass = 2;
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+
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+ defaultOption = {
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+ isMustMatchRule: false,// 表单字段是否必须匹配到验证规则
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+ }
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+ option = {};
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+ /**
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+ *
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+ * @param object
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+ * @param {FieldCheck} [fieldCheck] 字段验证对象
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+ * @param {object} [option] 配置项
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+ */
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+ constructor(object, fieldCheck, option) {
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+ this.fieldCheck = fieldCheck || new FieldCheck();
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+ // 合并配置项
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+ this.option = Object.assign(this.defaultOption, option);
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+ let errMsg;
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+ // 拿出其中的每一项来构建对应的表单项
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+ for (let key in object) {
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+ this[key] = object[key];
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+ // 验证表单项是否符合要求,不符合要求则抛出错误
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+ errMsg = FormItem.buildFormItem(object, key, object[key], this.fieldCheck, this.option.isMustMatchRule);
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+ if (errMsg) {
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+ throw new Error(`表单项${key}不符合要求,err:${errMsg}`);
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+ }
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+ }
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+ this.formData = object;
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+ }
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+ static isObject (obj) {
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+ return obj !== null && typeof obj === 'object'
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+ }
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+
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+ /**
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+ * 检查表单项是否符合要求
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+ * @param { object } object 表单项数据
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+ * @param { string } field 字段名
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+ * @param { formItemData } formItemData 表单项数据
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+ * @param { FieldCheck } fieldCheck 字段验证对象
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+ * @param { boolean } isMustMatchRule 表单字段是否必须匹配到验证规则
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+ * @returns { string } errMsg 错误信息
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+ */
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+ static buildFormItem(object, field, formItemData, fieldCheck, isMustMatchRule) {
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+ if ( !FormItem.isObject(formItemData) ){
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+ return `form item ${field} must be object`;
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+ }
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+ // 是否需要从验证规则表中查找对应的验证规则
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+ let isNeedMatchRule = true;
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+
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+ // 用于匹配的字段
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+ let checkFieldStr = field;
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+
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+ let disables = formItemData.disables;
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+
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+ // 设置默认值
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+ formItemData.val = formItemData.val || formItemData.init || '';
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+ // 设置默认提示词
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+ formItemData.msg = formItemData.msg || '';
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+ // 设置默认状态
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+ formItemData.state = formItemData.state || FormData.formState_default;
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+ // 设置默认显示文本
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+ formItemData.label = formItemData.label || '';
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+
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+ // 判断是否有 options 选项有则判断是否有 init 选项,没有则设置第一个为 init
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+ if ( formItemData.options ){
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+ if( !formItemData.options.length || !formItemData.options[0] ){
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+ return `form item ${field} options must be array and has item`;
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+ }
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+ if ( !formItemData.init ){
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+ formItemData.init = formItemData.options[0].key;
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+ }
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+
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+ // 判断 val 与 init 是否存在于 options 中
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+ let hasInit = false;
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+ for (let i = 0; i < formItemData.options.length; i++) {
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+ let option = formItemData.options[i];
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+ if ( option.key === formItemData.init ){
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+ hasInit = true;
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+ }
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+
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+ // 判断该options是否为禁用项
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+ if ( disables && disables.indexOf(option.key) !== -1 ){
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+ option.disabled = true;
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+ }
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+ }
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+ if ( !hasInit ){
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+ return `form item ${field} init value must be in options`;
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+ }
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+
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+ }
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+
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+ // 判断是否有 depend 依赖字段 有依赖字段则依据依赖字段中的 option 中的 checkField 字段进行判断
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+ if( formItemData.depend && formItemData.reCheckField ){
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+ return `form item ${field} has depend and reCheckField, but depend and reCheckField can not exist at the same time`;
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+ }
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+
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+ // 判断是否有 depend 依赖字段 有依赖字段则依据依赖字段中的 option 中的 checkField 字段进行判断
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+ if ( formItemData.depend ){
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+ // 判断依赖字段是否存在
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+ if ( !object[formItemData.depend] ){
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+ return `form item ${field} depend field ${formItemData.depend} but the field not exist`;
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+ }
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+ // 判断依赖字段的 option 是否存在
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+ if ( !object[formItemData.depend].options ){
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+ return `form item ${field} depend field ${formItemData.depend} has no options`;
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+ }
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+ // 判断依赖字段的 options 中是否有 checkField 字段
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+ let hasCheckField = false;
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+ for (let i = 0; i < object[formItemData.depend].options.length; i++) {
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+ let option = object[formItemData.depend].options[i];
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+ if ( option.checkField ){
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+ hasCheckField = true;
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+ checkFieldStr = option.checkField;
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+ break;
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+ }
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+ }
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+ if ( !hasCheckField ){
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+ return `form item ${field} depend field ${formItemData.depend} has no checkField`;
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+ }
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+
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+ }
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+
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+ // 判断是否有 reCheckField 有则使用该字段的值进行规则验证
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+ if ( formItemData.reCheckField ){
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+ checkFieldStr = formItemData.reCheckField;
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+ }
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+
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+
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+
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+ // 判断是否有 rules 规则
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+ if(isMustMatchRule){
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+ if(fieldCheck.getRuleItem(checkFieldStr)){
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+ return `form item ${field} has no rules`;
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+ }
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+ }
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+
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+ return '';
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+ }
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+
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+ /**
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+ * 初始化表单项数据
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+ * @param { formObject } formObject 表单对象
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+ */
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+ static initFormItemData ( formObject ) {
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+ let keys = Object.keys(formObject);
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+ for(let i = 0; i < keys.length; i++){
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+ let key = keys[i];
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+ formObject[key].val = formObject[key].init;
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+ formObject[key].msg = '';
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+ formObject[key].state = FormData.formState_default;
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+ formObject[key].showText = '';
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+ }
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+ }
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+
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+
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+ /**
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+ * 检查表单项是否符合要求
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+ * @param {object} form 表单对象
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+ * @param isMustMatch 是否必须全部匹配到验证规则
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+ * @returns {boolean}
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+ */
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+ checkForm (form, isMustMatch) {
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+ let r = true;
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+ let n_checkPass = 0,
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+ n_checkTotal = 0;
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+ let msg = '';
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+ for (const fieldKey in form) {
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+ let formItem = form[fieldKey];
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+ let depend = form[formItem.depend];
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+ let checkField = fieldKey;
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+ let tmpInd = -1;
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+
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+ n_checkTotal++;
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+
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+ if(formItem.reCheckField){
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+ checkField = formItem.reCheckField;
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+ }
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+
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+ // 禁用值判断 array
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+ if(formItem.disables){
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+ if(formItem.disables.indexOf(formItem.val) !== -1){
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+ formItem.msg = '该项内容不合法';
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+ r = false;
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+ }
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+ }
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+
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+ // 枚举值判断
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+ if(formItem.options){
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+ // 有枚举字段,只判断是否在枚举中
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+ // console.log(`检测枚举字段:${checkField},值:${formItem.val}`);
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+ tmpInd = formItem.options.findIndex(item=>item.value == formItem.val);
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+ if(tmpInd === -1){
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+ console.log(`检测枚举字段:${checkField},值:${formItem.val}不在范围内`);
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+ formItem.msg = '选项不在范围内';
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+ formItem.state = 1;
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+ r = false;
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+ }else{
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+ // 判断值是否为禁用项
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+ if(formItem.options[tmpInd].disabled){
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+ formItem.msg = '该选项已经被禁用';
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+ r = false;
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+ }
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+ }
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+ // 枚举值判断完毕,继续下一个字段
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+ n_checkPass++;
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+ continue;
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+ }
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+
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+ // 依赖字段判断
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+ if(depend){
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+ if(depend.options){
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+ // 依赖的对象有枚举类型,检查该枚举类型是否有有检测值
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+ let optionItem = depend.options.find(item=>item.value == depend.val);
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+ if(!optionItem){
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+ depend.msg = '选项不在范围内';
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+ formItem.msg = '该值依赖项输入异常';
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+ r = false;
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+ // continue;
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+ }
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+ if(optionItem.checkField){
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+ // console.log(`采用依赖项的检测字段${optionItem.checkField}`)
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+ checkField = optionItem.checkField;
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+ }
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+
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+ }else{
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+ r = false;
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+ }
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+ if(!r)
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+ {
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+ depend.msg = '该项依赖项输入异常';
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+ formItem.msg = '该值依赖项输入异常';
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+ }
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+ }
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+
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+ // 使用验证规则进行
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+ formItem.msg = this.fieldCheck.verify({
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+ [checkField]:formItem.val,
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+ })
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+
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+
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+ if (formItem.msg) r = false;
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+ if(r){
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+ n_checkPass++;
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+ formItem.state = this.formState_pass
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+ }else{
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+ formItem.state = this.formState_notPass
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+ }
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+ }
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+
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+ msg = `检查表单项通过率:${n_checkPass}/${n_checkTotal}`;
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+ console.log(msg);
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+ return r;
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+ }
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+
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+}
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+
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+export default FormItem;
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