JVxeTableMixin.js
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import { VALIDATE_FAILED, getRefPromise, validateFormAndTables} from '@/components/jeecg/JVxeTable/utils/vxeUtils.js'
import { httpAction, getAction } from '@/api/manage'
export const JVxeTableMixin = {
data() {
return {
title: '操作',
visible: false,
form: this.$form.createForm(this),
confirmLoading: false,
scrolling: true,
model: {},
labelCol: {
xs: { span: 24 },
sm: { span: 6 }
},
wrapperCol: {
xs: { span: 24 },
sm: { span: 18 }
}
}
},
methods: {
/** 获取所有的JVxeTable实例 */
getAllTable() {
if (!(this.refKeys instanceof Array)) {
throw this.throwNotArray('refKeys')
}
let values = this.refKeys.map(key => getRefPromise(this, key))
return Promise.all(values)
},
/** 遍历所有的JVxeTable实例 */
eachAllTable(callback) {
// 开始遍历
this.getAllTable().then(tables => {
tables.forEach((item, index) => {
if (typeof callback === 'function') {
callback(item, index)
}
})
})
},
/** 当点击新增按钮时调用此方法 */
add() {
if (typeof this.addBefore === 'function') this.addBefore()
// 默认新增空数据
let rowNum = this.addDefaultRowNum
if (typeof rowNum !== 'number') {
rowNum = 1
console.warn('由于你没有在 data 中定义 addDefaultRowNum 或 addDefaultRowNum 不是数字，所以默认添加一条空数据，如果不想默认添加空数据，请将定义 addDefaultRowNum 为 0')
}
//update-begin-author:taoyan date:20210315 for: 一对多jvex 默认几行不好使了 LOWCOD-1349
if (rowNum > 0) {
let newRows = new Array(rowNum).fill({})
this.eachAllTable((item) => {
setTimeout(()=>{
item.addRows(newRows)
}, 30)
})
}
//update-end-author:taoyan date:20210315 for: 一对多jvex 默认几行不好使了 LOWCOD-1349
if (typeof this.addAfter === 'function') this.addAfter(this.model)
this.edit({})
},
/** 当点击了编辑（修改）按钮时调用此方法 */
edit(record) {
if (typeof this.editBefore === 'function') this.editBefore(record)
this.visible = true
this.activeKey = this.refKeys[0]
this.form.resetFields()
this.model = Object.assign({}, record)
if (typeof this.editAfter === 'function') this.editAfter(this.model)
},
/** 关闭弹窗，并将所有JVxeTable实例回归到初始状态 */
close() {
this.visible = false
this.eachAllTable((item) => {
item._remove()
})
this.$emit('close')
},
/** 查询某个tab的数据 */
requestSubTableData(url, params, tab, success) {
tab.loading = true
getAction(url, params).then(res => {
let { result } = res
let dataSource = []
if (result) {
if (Array.isArray(result)) {
dataSource = result
} else if (Array.isArray(result.records)) {
dataSource = result.records
}
}
tab.dataSource = dataSource
typeof success === 'function' ? success(res) : ''
}).finally(() => {
tab.loading = false
})
},
/** 发起请求，自动判断是执行新增还是修改操作 */
request(formData) {
let url = this.url.add, method = 'post'
if (this.model.id) {
url = this.url.edit
method = 'put'
}
this.confirmLoading = true
console.log("formData===>",formData);
httpAction(url, formData, method).then((res) => {
if (res.success) {
this.$message.success(res.message)
this.$emit('ok')
this.close()
} else {
this.$message.warning(res.message)
}
}).finally(() => {
this.confirmLoading = false
})
},
/* --- handle 事件 --- */
/** ATab 选项卡切换事件 */
handleChangeTabs(key) {
// 自动重置scrollTop状态，防止出现白屏
getRefPromise(this, key).then(vxeTable => {
vxeTable.resetScrollTop()
})
},
/** 关闭按钮点击事件 */
handleCancel() {
this.close()
},
/** 确定按钮点击事件 */
handleOk() {
/** 触发表单验证 */
this.getAllTable().then(tables => {
/** 一次性验证主表和所有的次表 */
return validateFormAndTables(this.form, tables)
}).then(allValues => {
if (typeof this.classifyIntoFormData !== 'function') {
throw this.throwNotFunction('classifyIntoFormData')
}
let formData = this.classifyIntoFormData(allValues)
// 发起请求
return this.request(formData)
}).catch(e => {
if (e.error === VALIDATE_NO_PASSED) {
// 如果有未通过表单验证的子表，就自动跳转到它所在的tab
this.activeKey = e.index == null ? this.activeKey : this.refKeys[e.index]
} else {
console.error(e)
}
})
},
/* --- throw --- */
/** not a function */
throwNotFunction(name) {
return `${name} 未定义或不是一个函数`
},
/** not a array */
throwNotArray(name) {
return `${name} 未定义或不是一个数组`
}
}
}