支持批量导入模型

web/src/pages/app/dialogs.css

@@ -64,6 +64,21 @@
   color: #405469;
 }
 
+.selected-file-summary {
+  display: block;
+  color: #1f6f8b;
+  font-weight: 600;
+}
+
+.selected-file-list {
+  display: block;
+  max-height: 58px;
+  overflow: auto;
+  color: #405469;
+  line-height: 1.45;
+  word-break: break-all;
+}
+
 .upload-target-path {
   display: grid;
   grid-template-columns: 64px minmax(0, 1fr);

web/src/pages/app/modules/models.ts

@@ -10,6 +10,7 @@ import { appState } from "../appState";
 
 type UploadFormState = {
   file: File | null;
+  files: File[];
 };
 
 type UploadModelPayload = {
@@ -481,7 +482,7 @@ async function openUploadModelDialog() {
     return;
   }
 
-  const state: UploadFormState = { file: null };
+  const state: UploadFormState = { file: null, files: [] };
   await loadDictionaries();
   const result = await formDialog<boolean>({
     title: "增加模型",
@@ -493,9 +494,9 @@ async function openUploadModelDialog() {
         <label>
           <span>模型文件</span>
           <div id="modelDropZone" class="drop-zone">
-            <input id="modelUploadFile" type="file" accept=".glb" />
+            <input id="modelUploadFile" type="file" accept=".glb" multiple />
             <strong>选择模型</strong>
-            <em>或拖拽 .glb 模型到这里</em>
+            <em>或拖拽一个或多个 .glb 模型到这里</em>
             <small id="selectedFileName">未选择文件</small>
           </div>
         </label>
@@ -513,25 +514,30 @@ async function openUploadModelDialog() {
     `,
     onOpen: () => bindUploadDialogEvents(state),
     onSubmit: async () => {
-      if (!state.file) {
+      if (state.files.length === 0) {
         throw new Error("请选择 .glb 模型文件");
       }
       const name = document.querySelector<HTMLInputElement>("#modelUploadName")?.value.trim();
-      if (!name) {
+      if (state.files.length === 1 && !name) {
         throw new Error("模型名称不能为空");
       }
       const form = new FormData(document.querySelector<HTMLFormElement>("#modelUploadPopupForm")!);
-      await uploadModelToBackend({
-        file: state.file,
-        name,
-        fileName: state.file.name,
-        brandName: String(form.get("brandName") ?? ""),
-        typeName: String(form.get("typeName") ?? ""),
-        operationTree: defaultOperationTree,
-        properties: {
-          model: String(form.get("model") ?? "")
-        }
-      });
+      const brandName = String(form.get("brandName") ?? "");
+      const typeName = String(form.get("typeName") ?? "");
+      const properties = {
+        model: String(form.get("model") ?? "")
+      };
+      for (const file of state.files) {
+        await uploadModelToBackend({
+          file,
+          name: state.files.length === 1 ? name ?? "" : modelNameFromFile(file.name),
+          fileName: file.name,
+          brandName,
+          typeName,
+          operationTree: defaultOperationTree,
+          properties
+        });
+      }
       return true;
     }
   });
@@ -552,7 +558,7 @@ export async function openProcessModelUploadDialog(input?: {
     return;
   }
 
-  const state: UploadFormState = { file: input?.file ?? null };
+  const state: UploadFormState = { file: input?.file ?? null, files: input?.file ? [input.file] : [] };
   await loadDictionaries();
   const initialName = input?.modelName || (input?.file ? modelNameFromFile(input.file.name) : "");
   const result = await formDialog<boolean>({
@@ -605,21 +611,48 @@ function bindUploadDialogEvents(state: UploadFormState) {
   const nameInput = document.querySelector<HTMLInputElement>("#modelUploadName")!;
   const selectedFileName = document.querySelector<HTMLElement>("#selectedFileName")!;
 
-  const selectFile = (file: File) => {
-    if (!file.name.toLowerCase().endsWith(".glb")) {
+  const renderSelectedFiles = () => {
+    if (state.files.length === 0) {
+      selectedFileName.textContent = "未选择文件";
+      nameInput.disabled = false;
+      nameInput.value = "";
+      nameInput.placeholder = "选择文件后自动填入";
+      return;
+    }
+
+    if (state.files.length === 1) {
+      const [file] = state.files;
+      selectedFileName.textContent = file.name;
+      nameInput.disabled = false;
+      nameInput.value = modelNameFromFile(file.name);
+      nameInput.placeholder = "选择文件后自动填入";
+      return;
+    }
+
+    selectedFileName.innerHTML = `
+      <span class="selected-file-summary">已选择 ${state.files.length} 个模型，名称按文件名自动生成</span>
+      <span class="selected-file-list">${state.files.map((file) => escapeHtml(file.name)).join("<br>")}</span>
+    `;
+    nameInput.disabled = true;
+    nameInput.value = `${state.files.length} 个模型按文件名自动命名`;
+    nameInput.placeholder = "";
+  };
+
+  const selectFiles = (files: FileList | File[]) => {
+    const selectedFiles = Array.from(files);
+    if (selectedFiles.length === 0) return;
+    const invalidFiles = selectedFiles.filter((file) => !file.name.toLowerCase().endsWith(".glb"));
+    if (invalidFiles.length > 0) {
       notify("当前阶段只允许上传 .glb 模型");
       return;
     }
-    state.file = file;
-    selectedFileName.textContent = file.name;
-    if (!nameInput.value.trim()) {
-      nameInput.value = modelNameFromFile(file.name);
-    }
+    state.files = selectedFiles;
+    state.file = selectedFiles[0] ?? null;
+    renderSelectedFiles();
   };
 
   fileInput.addEventListener("change", () => {
-    const file = fileInput.files?.[0];
-    if (file) selectFile(file);
+    if (fileInput.files) selectFiles(fileInput.files);
   });
 
   dropZone.addEventListener("click", (event) => {
@@ -636,8 +669,8 @@ function bindUploadDialogEvents(state: UploadFormState) {
   dropZone.addEventListener("drop", (event) => {
     event.preventDefault();
     dropZone.classList.remove("is-dragover");
-    const file = event.dataTransfer?.files?.[0];
-    if (file) selectFile(file);
+    const files = event.dataTransfer?.files;
+    if (files) selectFiles(files);
   });
 }