From 1fa3c412981a1d30b4696305ba20663d6374e7b6 Mon Sep 17 00:00:00 2001
From: fxy060608 <fxy060608@gmail.com>
Date: Wed, 27 Oct 2021 14:39:23 +0800
Subject: [PATCH] wip(ssr): add tranform

---
 packages/uni-cli-shared/src/index.ts          |  2 +
 packages/uni-cli-shared/src/mp/template.ts    | 39 +------------------
 .../src/vue/transforms/index.ts               |  2 +
 .../src/vue/transforms/transformComponent.ts  | 38 ++++++++++++++++++
 .../src/vue/transforms/transformPageHead.ts   |  5 +++
 packages/uni-h5-vite/src/plugin/index.ts      |  2 +
 .../plugin/transforms/transformPageHead.ts    |  7 ++++
 7 files changed, 57 insertions(+), 38 deletions(-)
 create mode 100644 packages/uni-cli-shared/src/vue/transforms/index.ts
 create mode 100644 packages/uni-cli-shared/src/vue/transforms/transformComponent.ts
 create mode 100644 packages/uni-cli-shared/src/vue/transforms/transformPageHead.ts
 create mode 100644 packages/uni-h5-vite/src/plugin/transforms/transformPageHead.ts

diff --git a/packages/uni-cli-shared/src/index.ts b/packages/uni-cli-shared/src/index.ts
index d26584a449..09f2654dec 100644
--- a/packages/uni-cli-shared/src/index.ts
+++ b/packages/uni-cli-shared/src/index.ts
@@ -15,6 +15,8 @@ export * from './preprocess'
 export * from './postcss'
 export * from './filter'
 export * from './esbuild'
+
+export * from './vue/transforms'
 export { M } from './messages'
 
 export * from './exports'
diff --git a/packages/uni-cli-shared/src/mp/template.ts b/packages/uni-cli-shared/src/mp/template.ts
index 5d1686f522..f01b9a74f9 100644
--- a/packages/uni-cli-shared/src/mp/template.ts
+++ b/packages/uni-cli-shared/src/mp/template.ts
@@ -1,16 +1,6 @@
 import path from 'path'
 import { EmittedAsset } from 'rollup'
-import { isComponentTag, LINEFEED } from '@dcloudio/uni-shared'
-import {
-  createSimpleExpression,
-  ElementTypes,
-  isCoreComponent,
-  locStub,
-  NodeTypes,
-  RootNode,
-  TemplateChildNode,
-  TransformContext,
-} from '@vue/compiler-core'
+import { LINEFEED } from '@dcloudio/uni-shared'
 import { normalizeMiniProgramFilename } from '../utils'
 
 export interface MiniProgramCompilerOptions {
@@ -110,30 +100,3 @@ export function addMiniProgramTemplateFilter(
     templateFiltersCache.set(filename, [filter])
   }
 }
-
-export function addComponentBindLink(
-  node: RootNode | TemplateChildNode,
-  context: TransformContext
-) {
-  if (
-    node.type === NodeTypes.ELEMENT &&
-    node.tagType === ElementTypes.COMPONENT
-  ) {
-    const { tag } = node
-    if (
-      isComponentTag(tag) ||
-      isCoreComponent(tag) ||
-      context.isBuiltInComponent(tag)
-    ) {
-      return
-    }
-    node.props.push({
-      type: NodeTypes.DIRECTIVE,
-      name: 'on',
-      modifiers: [],
-      loc: locStub,
-      arg: createSimpleExpression('__l', true),
-      exp: createSimpleExpression('__l', true),
-    })
-  }
-}
diff --git a/packages/uni-cli-shared/src/vue/transforms/index.ts b/packages/uni-cli-shared/src/vue/transforms/index.ts
new file mode 100644
index 0000000000..27ab8ef2a7
--- /dev/null
+++ b/packages/uni-cli-shared/src/vue/transforms/index.ts
@@ -0,0 +1,2 @@
+export * from './transformComponent'
+export * from './transformPageHead'
diff --git a/packages/uni-cli-shared/src/vue/transforms/transformComponent.ts b/packages/uni-cli-shared/src/vue/transforms/transformComponent.ts
new file mode 100644
index 0000000000..65cb7c110f
--- /dev/null
+++ b/packages/uni-cli-shared/src/vue/transforms/transformComponent.ts
@@ -0,0 +1,38 @@
+import { isComponentTag } from '@dcloudio/uni-shared'
+import {
+  createSimpleExpression,
+  ElementTypes,
+  isCoreComponent,
+  locStub,
+  NodeTypes,
+  RootNode,
+  TemplateChildNode,
+  TransformContext,
+} from '@vue/compiler-core'
+
+export function addComponentBindLink(
+  node: RootNode | TemplateChildNode,
+  context: TransformContext
+) {
+  if (
+    node.type === NodeTypes.ELEMENT &&
+    node.tagType === ElementTypes.COMPONENT
+  ) {
+    const { tag } = node
+    if (
+      isComponentTag(tag) ||
+      isCoreComponent(tag) ||
+      context.isBuiltInComponent(tag)
+    ) {
+      return
+    }
+    node.props.push({
+      type: NodeTypes.DIRECTIVE,
+      name: 'on',
+      modifiers: [],
+      loc: locStub,
+      arg: createSimpleExpression('__l', true),
+      exp: createSimpleExpression('__l', true),
+    })
+  }
+}
diff --git a/packages/uni-cli-shared/src/vue/transforms/transformPageHead.ts b/packages/uni-cli-shared/src/vue/transforms/transformPageHead.ts
new file mode 100644
index 0000000000..f18a4c1917
--- /dev/null
+++ b/packages/uni-cli-shared/src/vue/transforms/transformPageHead.ts
@@ -0,0 +1,5 @@
+import { NodeTransform } from '@vue/compiler-core'
+
+export const transformPageHead: NodeTransform = (_node, _context) => {
+  // 发现是page-meta下的page-head,直接remove该节点
+}
diff --git a/packages/uni-h5-vite/src/plugin/index.ts b/packages/uni-h5-vite/src/plugin/index.ts
index 0448e836f7..4577d6f124 100644
--- a/packages/uni-h5-vite/src/plugin/index.ts
+++ b/packages/uni-h5-vite/src/plugin/index.ts
@@ -13,6 +13,7 @@ import { isSsr } from '../utils'
 import { esbuildPrePlugin } from './esbuild/esbuildPrePlugin'
 import { external } from './configureServer/ssr'
 import { createConfigureServer } from './configureServer'
+import { transformPageHead } from './transforms/transformPageHead'
 
 export const UniH5Plugin: UniVitePlugin = {
   name: 'vite:uni-h5',
@@ -26,6 +27,7 @@ export const UniH5Plugin: UniVitePlugin = {
     compilerOptions: {
       isNativeTag: isH5NativeTag,
       isCustomElement: isH5CustomElement,
+      nodeTransforms: [transformPageHead],
     },
   },
   config(config, env) {
diff --git a/packages/uni-h5-vite/src/plugin/transforms/transformPageHead.ts b/packages/uni-h5-vite/src/plugin/transforms/transformPageHead.ts
new file mode 100644
index 0000000000..f0769c4677
--- /dev/null
+++ b/packages/uni-h5-vite/src/plugin/transforms/transformPageHead.ts
@@ -0,0 +1,7 @@
+import { NodeTransform } from '@vue/compiler-core'
+
+export const transformPageHead: NodeTransform = (node, context) => {
+  if (!context.ssr) {
+    return
+  }
+}
-- 
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