fix(web,api): lecteur PDF — options pdf.js, assets cmaps/fonts et recherche sans limite par défaut

apps/web/vite.config.ts

@@ -1,8 +1,71 @@
+import { createReadStream } from "node:fs";
+import { cp, stat } from "node:fs/promises";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
 import react from "@vitejs/plugin-react";
-import { defineConfig } from "vite";
+import { defineConfig, type Plugin } from "vite";
+
+const appRoot = fileURLToPath(new URL(".", import.meta.url));
+const pdfjsRoot = path.join(appRoot, "node_modules/pdfjs-dist");
+const pdfjsAssetDirs = ["cmaps", "iccs", "standard_fonts", "wasm"];
+
+function pdfjsAssetsPlugin(): Plugin {
+  let outDir = path.join(appRoot, "dist");
+
+  function contentType(filePath: string) {
+    if (filePath.endsWith(".wasm")) return "application/wasm";
+    if (filePath.endsWith(".mjs")) return "text/javascript";
+    if (filePath.endsWith(".bcmap")) return "application/octet-stream";
+    if (filePath.endsWith(".icc")) return "application/vnd.iccprofile";
+    if (filePath.endsWith(".ttf")) return "font/ttf";
+    if (filePath.endsWith(".pfb")) return "application/octet-stream";
+    return "application/octet-stream";
+  }
+
+  return {
+    name: "readabook-pdfjs-assets",
+    configResolved(config) {
+      outDir = path.resolve(config.root, config.build.outDir);
+    },
+    configureServer(server) {
+      server.middlewares.use("/pdfjs", async (request, response, next) => {
+        try {
+          const requestPath = new URL(request.url ?? "", "http://localhost").pathname;
+          const relativePath = decodeURIComponent(requestPath)
+            .replace(/^\/+/, "")
+            .replace(/^pdfjs\/+/, "");
+          const assetPath = path.resolve(pdfjsRoot, relativePath);
+          if (!assetPath.startsWith(pdfjsRoot)) {
+            next();
+            return;
+          }
+          const asset = await stat(assetPath);
+          if (!asset.isFile()) {
+            next();
+            return;
+          }
+          response.setHeader("Content-Type", contentType(assetPath));
+          createReadStream(assetPath).pipe(response);
+        } catch {
+          next();
+        }
+      });
+    },
+    async writeBundle() {
+      await Promise.all(
+        pdfjsAssetDirs.map((directory) =>
+          cp(path.join(pdfjsRoot, directory), path.join(outDir, "pdfjs", directory), {
+            recursive: true,
+            force: true
+          })
+        )
+      );
+    }
+  };
+}
 
 export default defineConfig({
-  plugins: [react()],
+  plugins: [react(), pdfjsAssetsPlugin()],
   server: {
     port: 5173,
     proxy: {