tdesign-mobile-vue/es/hooks/tnode.mjs.map

tdesign-mobile-vue

{"version":3,"file":"tnode.mjs","sources":["../../src/hooks/tnode.ts"],"sourcesContent":["import { h, getCurrentInstance, ComponentInternalInstance, VNode } from 'vue';\nimport { camelCase, kebabCase, isFunction } from 'lodash-es';\n\nimport { getDefaultNode, getParams, OptionsType, JSXRenderContext, getSlotFirst } from './render-tnode';\nimport { hasOwn } from '../_common/js/utils/general';\n\nfunction handleSlots(instance: ComponentInternalInstance, name: string, params: Record<string, any>) {\n  // 2023-08 new Function 触发部分使用场景安全策略问题（Chrome插件/eletron等）\n  // // 每个 slots 需要单独的 h 函数 否则直接assign会重复把不同 slots 的 params 都注入\n  // const finalParams = new Function('return ' + h.toString())();\n  // if (params) {\n  //   Object.assign(finalParams, params);\n  // }\n\n  // 检查是否存在 驼峰命名 的插槽（过滤注释节点）\n  let node = instance.slots[camelCase(name)]?.(params);\n  if (node && node.filter((t) => t.type.toString?.() !== 'Symbol(v-cmt)').length) return node;\n  // 检查是否存在 中划线命名 的插槽\n  node = instance.slots[kebabCase(name)]?.(params);\n  if (node && node.filter((t) => t.type.toString?.() !== 'Symbol(v-cmt)').length) return node;\n  return null;\n}\n\n/**\n * 是否为空节点，需要过滤掉注释节点。注释节点也会被认为是空节点\n */\nfunction isEmptyNode(node: any) {\n  if ([undefined, null, ''].includes(node)) return true;\n  const innerNodes = node instanceof Array ? node : [node];\n  const r = innerNodes.filter((node) => node?.type?.toString() !== 'Symbol(Comment)');\n  return !r.length;\n}\n\n// TODO 可以把这里移动到 utils 中\n/**\n * 检查用户是否有主动传 prop\n * @param instance 组件实例\n * @param propName prop 名称\n * @returns boolean\n */\nfunction isPropExplicitlySet(instance: ComponentInternalInstance, propName: string) {\n  const vProps = instance?.vnode.props || {};\n  return hasOwn(vProps, camelCase(propName)) || hasOwn(vProps, kebabCase(propName));\n}\n\n/**\n/**\n * 通过 JSX 的方式渲染 TNode，props 和 插槽同时处理，也能处理默认值为 true 则渲染默认节点的情况\n * 优先级：用户注入的 props 值 > slot > 默认 props 值\n * 如果 props 值为 true ，则使用插槽渲染。如果也没有插槽的情况下，则使用 defaultNode 渲染\n * @example const renderTNodeJSX = useTNodeJSX()\n * @return () => {}\n * @param name 插槽和属性名称\n * @param options 值可能为默认渲染节点，也可能是默认渲染节点和参数的集合\n * @example renderTNodeJSX('closeBtn')  优先级 props function 大于 插槽\n * @example renderTNodeJSX('closeBtn', <close-icon />)。 当属性值为 true 时则渲染 <close-icon />\n * @example renderTNodeJSX('closeBtn', { defaultNode: <close-icon />, params })。 params 为渲染节点时所需的参数\n */\nexport const useTNodeJSX = () => {\n  const instance = getCurrentInstance();\n  return function (name: string, options?: OptionsType) {\n    // 渲染节点时所需的参数\n    const renderParams = getParams(options);\n    // 默认渲染节点\n    // TODO 这里需要讨论，这里的默认节点规则是什么呢？ pp test:unit image-viewer pp test:unit Collapse\n    const defaultNode = getDefaultNode(options);\n    // 是否显示设置 slot 优先\n    const isSlotFirst = getSlotFirst(options);\n    // 插槽\n    const renderSlot = instance.slots[camelCase(name)] || instance.slots[kebabCase(name)];\n\n    if (isSlotFirst && renderSlot) {\n      // 1. 如果显示设置了 slot 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 }\n      // 2.1.4 如果 prop 的值为函数，那么执行函数\n      if (isFunction(propsNode)) return propsNode(h, renderParams);\n      // 2.1.5 如果 prop 的值为 undefined、''，那么使用插槽渲染\n      const isPropsEmpty = [undefined, ''].includes(propsNode as any);\n      if (isPropsEmpty && renderSlot) {\n        return handleSlots(instance, name, renderParams);\n      }\n      // 2.1.6 如果 prop 的值为其他值，那么直接返回\n      return propsNode;\n    }\n    // 2.2 如果未主动传入 prop，那么渲染 slot，当然前提是存在 slot\n    if (renderSlot) {\n      return handleSlots(instance, name, renderParams);\n    }\n    // 2.3 如果未主动传入 prop，也没有 slot，那么就走 prop\n    const propsNode = instance.props[camelCase(name)] || instance.props[kebabCase(name)];\n    if (propsNode === false || propsNode === null) return;\n    if (propsNode === true) {\n      return defaultNode;\n    }\n    if (isFunction(propsNode)) return propsNode(h, renderParams);\n    return propsNode;\n  };\n};\n\n/**\n * 在setup中，通过JSX的方式 TNode，props 和 插槽同时处理。与 renderTNodeJSX 区别在于属性值为 undefined 时会渲染默认节点\n * @example const renderTNodeJSXDefault = useTNodeDefault()\n * @return () => {}\n * @param name 插槽和属性名称\n * @example renderTNodeJSXDefault('closeBtn')\n * @example renderTNodeJSXDefault('closeBtn', <close-icon />) closeBtn 为空时，则兜底渲染 <close-icon />\n * @example renderTNodeJSXDefault('closeBtn', { defaultNode: <close-icon />, params }) 。params 为渲染节点时所需的参数\n */\nexport const useTNodeDefault = () => {\n  const renderTNodeJSX = useTNodeJSX();\n  return function (name: string, options?: VNode | JSXRenderContext) {\n    const defaultNode = getDefaultNode(options);\n    return renderTNodeJSX(name, options) || defaultNode;\n  };\n};\n\n/**\n * 在setup中，用于处理相同名称的 TNode 渲染\n * @example const renderContent = useContent()\n * @return () => {}\n * @param name1 第一个名称，优先级高于 name2\n * @param name2 第二个名称\n * @param defaultNode 默认渲染内容：当 name1 和 name2 都为空时会启动默认内容渲染\n * @example renderContent('default', 'content')\n * @example renderContent('default', 'content', '我是默认内容')\n * @example 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