@jimengio/meson-form v0.5.2-legacy5
Meson Form
React form component with focus on immer and JSON
Preview http://fe.jimu.io/meson-form/
Usage
yarn add @jimengio/meson-formDefine forms in an array with mostly JSON(with functions and enumerables):
let formItems: IMesonFieldItem[] = [
{
type: "input",
name: "name",
label: "名字",
},
{
type: "input",
shouldHide: (form) => {
return form.amount && form.amount > 6;
},
label: "单价",
name: "price",
required: true,
},
];The pass items to the form:
import { MesonForm } from "@jimengio/meson-form";
let FormBasic: FC<{}> = (props) => {
let [form, setForm] = useState({});
return (
<div className={cx(row, styleContainer)}>
<MesonForm
initialValue={form}
items={formItems}
onSubmit={(form) => {
setForm(form);
}}
/>
</div>
);
};Hooks API for items
useMesonItems API is like <MesonForm> but instead returns elements and a onCheckSubmit function. Thus any kind of footer can be rendered by user:
let [formElements, onCheckSubmit, formInternals] = useMesonItems({
initialValue: form,
items: formItems,
onSubmit: (form) => {
setForm(form);
},
});
return (
<div>
{formElements}
<button onClick={onCheckSubmit}>Submit</button>
</div>
);This API is in early stage. Return values can be extended in the future.
Modal API
Probably it's used in a Modal:
import { MesonFormModal } from "@jimengio/meson-form";
let [formVisible, setFormVisible] = useState(false);
<MesonFormModal
title={lingual.labelShouldBeBoolean}
visible={formVisible}
onClose={() => {
setFormVisible(false);
}}
width={800}
items={formItems}
initialValue={{}}
hideClose={false}
onSubmit={(form) => {
setFormVisible(false);
console.log("form", form);
}}
/>;Props for MesonFormDrawer and MesonFormDropdown are almost same to MesonFormModal.
Form fields
IMesonFieldItem 的不同类型, 对应的表单上的不同元素或者结构
Input, 文本框类型, 设置textarea: true之后样式显示为多行输入, 逻辑保持一致. 默认属性用inputProps传入.Number, 数字类型,Select, 单选菜单, 需要传入 JSON 结构的options参数,Radio, 单选, 需要传入 JSON 结构的options参数,Switch, 开关类型,Custom, 自定义渲染, 需要定义渲染函数, 基于给出的表单的值和onChange函数进行渲染,CustomMultiple, 自定义渲染, 但是可以直接拿到 form 对象的, 进行渲染和校验, 相比Custom对应的多个字段.Group, 不嵌套的分组, 用在属性批量控制显示隐藏的情况,Nested, 嵌套的分组.Decorative, 自定义穿插 Node ,在 formItem 中间渲染不影响 formData 的对象
对于自定义渲染的位置, 配置 Custom 类型, 并且需要传入一个 render 方法用于渲染值以及操作区域,
{
type: 'custom',
name: "size",
label: "自定义",
render: (value, onChange, form, onCheck) => {
return (
<div className={row}>
<div>
<Input
value={value}
onChange={(event) => {
let newValue = event.target.value;
onChange(newValue);
}}
onBlur={() => {
onCheck(value);
}}
/>
</div>
</div>
);
},
},其中,
onChange: (x: any) => void用来更新form当中当前字段的值.onCheck: (x: any) => void用来校验当前该字段提供的值, 需要传入最新的值, 或者value认为是最新的值传入.
关于表单的具体参数:
export let MesonForm: FC<{
/** 初始值, 后续的更新都在表单内部进行, 包括自定义渲染也是把修改传回到组件内部,
* 可能会需要通过 key 重置表单, 比如 load 服务端数据回来需要重新初始化的情况
*/
initialValue: any;
/** JSON 结构的表单定义, 建议定义变量传过来, 一来定义会比较长, 二来 TS 类型推断在变量加类型的情况才准确 */
items: IMesonFieldItem[];
onSubmit: (form: { [k: string]: any }, onServerErrors?: (x: IMesonErrors) => void, transferData?: any) => void;
onCancel?: () => void;
className?: string;
/**
* items 所在区域容器的样式
*/
itemsClassName?: string;
/**
* label 所在区域容器的样式
*/
labelClassName?: string;
/**
* verification-error-text 所在区域容器的样式
*/
errorClassName?: string;
style?: CSSProperties;
/**
* Footer 默认提供了几种布局, 但是更可能还是需要直接提供一个渲染方案进行自定义
*/
footerLayout?: EMesonFooterLayout;
hideFooter?: boolean;
/**
* 控制 Label 是否不显示
* 但优先级低于 `hideLabel` (IMesonFieldItem)
*/
noLabel?: boolean;
/**
* 每个 item 输入框部分填满余下空间
*/
fullWidth?: boolean;
renderFooter?: (isLoading: boolean, onSubmit: () => void, onCancel: () => void) => ReactNode;
isLoading?: boolean;
/** 可能用在记录是否有修改的地方. 另外每个 item 上修改值的时候也有各自的 onChange 钩子 */
onFieldChange?: (name: string, v: any, form: any, modifyForm: FuncMesonModifyForm<any>) => void;
submitOnEdit?: boolean;
}> = (props) => {
// Form
};Low level Hooks API
useMesonCore is a low level API for maintaining form states. The UI part need extra code.
let { formAny, errors, onCheckSubmit, checkItem, updateItem } = useMesonCore({
initialValue: submittedForm,
items: formItems,
onSubmit: onSubmit,
});Workflow
https://github.com/jimengio/ts-workflow
License
MIT
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