From 73d4022530530be074c48a978ff6d489134bc8e4 Mon Sep 17 00:00:00 2001
From: Tevin <tingquanren@163.com>
Date: Fri, 02 Apr 2021 11:00:01 +0800
Subject: [PATCH] 完善筛选组件与无限滚动组件
---
forms/form/CFormItem.vue | 100 ++++++++++++++++++++++++++++++++++++++------------
1 files changed, 76 insertions(+), 24 deletions(-)
diff --git a/forms/form/CFormItem.vue b/forms/form/CFormItem.vue
index a8e57fc..c7b1e2f 100644
--- a/forms/form/CFormItem.vue
+++ b/forms/form/CFormItem.vue
@@ -1,22 +1,12 @@
/**
- * CFormItem
+ * CFormItem - 表单套装组件，单项包囊器
* @author Tevin
* @tutorial rules see https://github.com/yiminghe/async-validator#type
*/
<template>
<view class="c-form-item">
- <view class="c-form-item-label">
- <text
- class="required"
- v-if="required"
- >*</text>
- <text>{{label || name}}</text>
- </view>
- <slot
- :value="formData[name]"
- :onChange="evt=>onChange(evt)"
- />
+ <slot :itemRes="itemRes" />
</view>
</template>
@@ -27,14 +17,62 @@
export default {
name: 'CFormItem',
props: {
+ // 表单数据资源（表单组件内部机制专用）
+ formRes: Object,
+ // 表单项字段键名
name: String,
+ // 表单项中文名
label: String,
+ // 表单项验证规则之是否必填
required: Boolean,
+ // 表单项验证规则之复合规则
+ // 例如：[{type:'string', min: 2, max: 100}]
+ // 常用项：
+ // type string 类型，常见有 string、number、boolean、array、object、url、email
+ // len number string 类型时为字符串长度；number 类型时为确定数字； array 类型时为数组长度
+ // max number 必须设置 type：string 类型为字符串最大长度；number 类型时为最大值；array 类型时为数组最大长度
+ // min number 必须设置 type：string 类型为字符串最小长度；number 类型时为最小值；array 类型时为数组最小长度
+ // pattern RegExp 正则表达式匹配
+ // required boolean 是否为必选字段
+ // transform (value) => any 将字段值转换成目标值后进行校验
+ // message string 错误信息，不设置时会通过模板自动生成
rules: Array,
- formData: Object,
+ // 表单是否禁用
+ disabled: Boolean,
},
data() {
- return {};
+ return {
+ error: false,
+ };
+ },
+ computed: {
+ itemRes() {
+ return {
+ formData: this.formRes.formData,
+ name: this.name,
+ label: this.label,
+ required: this.isRequired,
+ disabled: this.disabled,
+ error: this.error,
+ onChange: evt => this.onChange(evt),
+ };
+ },
+ isRequired() {
+ if (this.required) {
+ return true;
+ } else {
+ if (!this.rules || this.rules.length === 0) {
+ return false;
+ } else if (this.rules.length > 0) {
+ for (let rule of this.rules) {
+ if (rule.required) {
+ return true;
+ }
+ }
+ return false;
+ }
+ }
+ },
},
methods: {
onChange(evt) {
@@ -46,15 +84,16 @@
!hasOwn.call(evt, 'constructor') &&
!hasOwn.call(evt.constructor.prototype, 'isPrototypeOf')
) {
- throw new Error('错误的表单项 onChange 参数类型！（At: ' + this.name + '）');
- return;
+ throw new Error(
+ '错误的表单项 onChange 参数类型！（At: ' + this.name + '）'
+ );
}
}
// 未改变值不触发
- if (this.formData[this.name] === evt) {
+ if (this.formRes.formData[this.name] === evt) {
return;
}
- this.formData.$handleChange({
+ this.formRes.$handleChange({
[this.name]: evt,
});
},
@@ -63,13 +102,15 @@
this.$nextTick(() => {
// 未设置验证
if (!this.required && !this.rules) {
- this.formData.$regItemValidator(this.name, () => {
+ this.formRes.$regItemValidator(this.name, validateType => {
+ this.error = false;
return Promise.resolve({
name: this.name,
passed: true,
});
});
} else {
+ // 验证规则
const descriptor = this.rules || [];
if (this.required) {
descriptor.unshift({
@@ -79,20 +120,31 @@
const validator = new Schema({
[this.name]: descriptor,
});
- validator.messages(validateMsgs); // 自定义验证消息
- this.formData.$regItemValidator(this.name, () => {
+ // 汉化通用验证消息
+ validator.messages(validateMsgs);
+ // 注册验证
+ let errTimer = null;
+ this.formRes.$regItemValidator(this.name, validateType => {
return validator
.validate({
- [this.name]: this.formData[this.name],
+ [this.name]: this.formRes.formData[this.name],
})
.then(
- (res) => {
+ res => {
+ this.error = false;
return {
name: this.name,
passed: true,
};
},
({ errors, fields }) => {
+ if (validateType !== 'msgOnly') {
+ this.error = true;
+ clearTimeout(errTimer);
+ errTimer = setTimeout(() => {
+ this.error = false;
+ }, 5000);
+ }
return {
name: this.name,
passed: false,
@@ -108,7 +160,7 @@
});
},
beforeDestroy() {
- this.formData.$regItemValidator(this.name, null);
+ this.formRes.$regItemValidator(this.name, null);
},
};
</script>
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