@form-create/element-ui
Version:
Element Plus 版本低代码表单 | FormCreate 是一个可以通过 JSON 生成具有动态渲染、数据收集、验证和提交功能的低代码表单生成组件。支持多个 UI 框架，适配移动端，并且支持生成任何 Vue 组件。内置 20 种常用表单组件和自定义组件，再复杂的表单都可以轻松搞定。
319 lines (303 loc) • 10.5 kB
JavaScript
import getConfig from './config';
import mergeProps from '@form-create/utils/lib/mergeprops';
import is, {hasProperty} from '@form-create/utils/lib/type';
import toString from '@form-create/utils/lib/tostring';
import extend from '@form-create/utils/lib/extend';
function isTooltip(info) {
return info.type === 'tooltip';
}
function isInfoText(info) {
return info.render === 'text' || info.render === 'innerText';
}
function infoContentRule(value, asText) {
const content = value == null ? '' : String(value);
return {
type: 'div',
props: asText ? {textContent: content} : {innerHTML: content},
};
}
function tidy(props, name) {
if (!hasProperty(props, name)) return;
if (is.String(props[name])) {
props[name] = {[name]: props[name], show: true};
}
}
function isFalse(val) {
return val === false;
}
function tidyBool(opt, name) {
if (hasProperty(opt, name) && !is.Object(opt[name])) {
opt[name] = {show: !!opt[name]};
}
}
function tidyRule(rule) {
const _rule = {...rule};
delete _rule.children;
return _rule;
}
export default {
validate() {
const form = this.form();
if (form) {
return form.validate();
} else {
return new Promise(v => v());
}
},
validateField(field) {
return new Promise((resolve, reject) => {
const form = this.form();
if (form) {
form.validateField(field, (res, err) => {
err ? reject(err) : resolve(res);
});
} else {
resolve();
}
});
},
clearValidateState(ctx) {
const fItem = this.vm.refs[ctx.wrapRef];
if (fItem) {
fItem.clearValidate();
}
},
fieldChange(ctx, value, formValue, setFlag) {
if (!setFlag) {
this.vm.refs[ctx.wrapRef]?.validate('change')?.catch(() => {
});
}
},
tidyOptions(options) {
['submitBtn', 'resetBtn', 'row', 'info', 'wrap', 'col', 'title'].forEach(name => {
tidyBool(options, name);
})
return options;
},
tidyRule({prop}) {
tidy(prop, 'title');
tidy(prop, 'info');
return prop;
},
mergeProp(ctx) {
const def = {
info: {
type: 'popover',
render: 'html',
trigger: 'hover',
placement: 'top-start',
icon: true,
},
title: {},
col: {span: 24},
wrap: {},
};
['info', 'wrap', 'col', 'title'].forEach(name => {
ctx.prop[name] = mergeProps([this.options[name] || {}, ctx.prop[name] || {}], def[name]);
});
},
getDefaultOptions() {
return getConfig();
},
update() {
const form = this.options.form;
this.rule = {
props: {...form},
on: {
submit: (e) => {
e.preventDefault();
}
},
style: form.style,
type: 'form',
};
},
beforeRender() {
const {key, ref, $handle} = this;
const form = this.options.form;
extend(this.rule, {key, ref, class: [form.className, form.class, 'form-create', this.$handle.preview ? 'is-preview' : '']});
extend(this.rule.props, {
model: $handle.formData,
});
},
render(children) {
if (children.slotLen() && !this.$handle.preview) {
children.setSlot(undefined, () => this.makeFormBtn());
}
return this.$r(this.rule, isFalse(this.options.row.show) ? children.getSlots() : [this.makeRow(children)]);
},
makeWrap(ctx, children) {
const rule = ctx.prop;
const uni = `${this.key}${ctx.key}`;
const col = rule.col;
const isTitle = this.isTitle(rule) && rule.wrap.title !== false;
const labelWidth = (!col?.labelWidth && !isTitle) ? 0 : col?.labelWidth;
const {inline, col: _col} = this.rule.props;
const cls = rule.wrap.class;
delete rule.wrap.class;
delete rule.wrap.title;
const item = (is.Undef(rule.wrap.show) ? !ctx.input : isFalse(rule.wrap.show)) ? children : this.$r(mergeProps([rule.wrap, {
props: {
labelWidth: labelWidth === void 0 ? labelWidth : toString(labelWidth),
label: isTitle ? rule.title.title : undefined,
...tidyRule(rule.wrap || {}),
prop: ctx.id,
rules: ctx.injectValidate(),
},
class: this.$render.mergeClass(cls || rule.className, 'fc-form-item'),
key: `${uni}fi`,
ref: ctx.wrapRef,
type: 'formItem',
}]), {default: () => children, ...(isTitle ? {label: () => this.makeInfo(rule, uni, ctx)} : {})});
return (inline === true || isFalse(_col) || isFalse(col.show)) ? item : this.makeCol(rule, uni, [item]);
},
isTitle(rule) {
if (this.options.form.title === false) return false;
const title = rule.title;
return !((!title.title && !title.native) || isFalse(title.show))
},
makeInfo(rule, uni, ctx) {
const titleProp = {...rule.title};
const infoProp = {...rule.info};
const isTip = isTooltip(infoProp);
const form = this.options.form;
const titleSlot = this.getSlot('title');
const children = [titleSlot ? titleSlot({
title: ctx.refRule?.__$title?.value,
rule: ctx.rule,
options: this.options
}) : ((ctx.refRule?.__$title?.value) + (form.labelSuffix || form['label-suffix'] || ''))];
if (!isFalse(infoProp.show) && (infoProp.info || infoProp.native) && !isFalse(infoProp.icon)) {
const prop = {
type: infoProp.type || 'popover',
props: tidyRule(infoProp),
key: `${uni}pop`
};
delete prop.props.icon;
delete prop.props.show;
delete prop.props.info;
delete prop.props.align;
delete prop.props.native;
delete prop.props.render;
prop.props.width = 'auto';
children[infoProp.align !== 'left' ? 'unshift' : 'push'](this.$r(mergeProps([infoProp, prop]), {
[isTip ? 'content' : 'default']: () => this.$r(infoContentRule(ctx.refRule?.__$info?.value, isInfoText(infoProp))),
[titleProp.slot || (isTip ? 'default' : 'reference')]: () => this.$r({
type: 'ElIcon',
style: 'top:2px',
key: `${uni}i`
}, {
default: () => this.$r({
type: infoProp.icon === true ? 'icon-warning' : infoProp.icon
})
}, true)
}));
}
const _prop = mergeProps([titleProp, {
props: tidyRule(titleProp),
key: `${uni}tit`,
class: 'fc-form-title',
type: titleProp.type || 'span',
on: {
click: (...args) => {
this.$handle.targetHook(ctx, 'titleClick', {args});
}
}
}]);
delete _prop.props.show;
delete _prop.props.title;
delete _prop.props.native;
return this.$r(_prop, children);
},
makeCol(rule, uni, children) {
const col = {...rule.col};
delete col.show;
return this.$r({
class: this.$render.mergeClass(col.class, 'fc-form-col'),
type: 'col',
props: col || {span: 24},
key: `${uni}col`
}, children);
},
makeRow(children) {
const row = this.options.row || {};
return this.$r({
type: 'row',
props: row,
class: this.$render.mergeClass(row.class, 'fc-form-row'),
key: `${this.key}row`
}, children)
},
makeFormBtn() {
let vn = [];
if (!isFalse(this.options.submitBtn.show)) {
vn.push(this.makeSubmitBtn())
}
if (!isFalse(this.options.resetBtn.show)) {
vn.push(this.makeResetBtn())
}
if (!vn.length) {
return;
}
const item = this.$r({
type: 'formItem',
class: 'fc-form-item',
key: `${this.key}fb`
}, vn);
return this.rule.props.inline === true
? item
: this.$r({
type: 'col',
class: 'fc-form-col fc-form-footer',
props: {span: 24},
key: `${this.key}fc`
}, [item]);
},
makeResetBtn() {
const resetBtn = {...this.options.resetBtn};
const innerText = resetBtn.innerText || this.$handle.api.t('reset') || '重置';
delete resetBtn.innerText;
delete resetBtn.click;
delete resetBtn.col;
delete resetBtn.show;
return this.$r({
type: 'button',
props: resetBtn,
class: 'fc-reset-btn',
style: {width: resetBtn.width},
on: {
click: () => {
const fApi = this.$handle.api;
this.options.resetBtn.click
? this.options.resetBtn.click(fApi)
: fApi.resetFields();
}
},
key: `${this.key}b2`,
}, [innerText]);
},
makeSubmitBtn() {
const submitBtn = {...this.options.submitBtn};
const innerText = submitBtn.innerText || this.$handle.api.t('submit') || '提交';
delete submitBtn.innerText;
delete submitBtn.click;
delete submitBtn.col;
delete submitBtn.show;
return this.$r({
type: 'button',
props: submitBtn,
class: 'fc-submit-btn',
style: {width: submitBtn.width},
on: {
click: () => {
const fApi = this.$handle.api;
this.options.submitBtn.click
? this.options.submitBtn.click(fApi)
: fApi.submit().catch(() => {
});
}
},
key: `${this.key}b1`,
}, [innerText]);
}
}