From 2efe3395766d93a32833dd1e4b84909923282920 Mon Sep 17 00:00:00 2001
From: Mathieu <mathieu.fort@gmail.com>
Date: Tue, 9 Jun 2026 11:50:00 +0200
Subject: [PATCH] fix: conversion HEIC serveur via heic-convert (WASM, supporte
 HEIC Apple vs sharp AVIF only)

---
 package-lock.json                        | 51 ++++++++++++++++++++++++
 package.json                             |  1 +
 src/app/api/images/convert-heic/route.ts | 17 +++++---
 src/types/heic-convert.d.ts              |  1 +
 4 files changed, 65 insertions(+), 5 deletions(-)
 create mode 100644 src/types/heic-convert.d.ts

diff --git a/package-lock.json b/package-lock.json
index 56d43c8..2289509 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,6 +13,7 @@
         "bcryptjs": "^3.0.3",
         "better-sqlite3": "^12.10.0",
         "googleapis": "^173.0.0",
+        "heic-convert": "^2.1.0",
         "heic2any": "^0.0.4",
         "jszip": "^3.10.1",
         "next": "14.2.35",
@@ -7342,6 +7343,32 @@
         "node": ">= 0.4"
       }
     },
+    "node_modules/heic-convert": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/heic-convert/-/heic-convert-2.1.0.tgz",
+      "integrity": "sha512-1qDuRvEHifTVAj3pFIgkqGgJIr0M3X7cxEPjEp0oG4mo8GFjq99DpCo8Eg3kg17Cy0MTjxpFdoBHOatj7ZVKtg==",
+      "license": "ISC",
+      "dependencies": {
+        "heic-decode": "^2.0.0",
+        "jpeg-js": "^0.4.4",
+        "pngjs": "^6.0.0"
+      },
+      "engines": {
+        "node": ">=12.0.0"
+      }
+    },
+    "node_modules/heic-decode": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/heic-decode/-/heic-decode-2.1.0.tgz",
+      "integrity": "sha512-0fB3O3WMk38+PScbHLVp66jcNhsZ/ErtQ6u2lMYu/YxXgbBtl+oKOhGQHa4RpvE68k8IzbWkABzHnyAIjR758A==",
+      "license": "ISC",
+      "dependencies": {
+        "libheif-js": "^1.19.8"
+      },
+      "engines": {
+        "node": ">=8.0.0"
+      }
+    },
     "node_modules/heic2any": {
       "version": "0.0.4",
       "resolved": "https://registry.npmjs.org/heic2any/-/heic2any-0.0.4.tgz",
@@ -9165,6 +9192,12 @@
         "url": "https://github.com/sponsors/panva"
       }
     },
+    "node_modules/jpeg-js": {
+      "version": "0.4.4",
+      "resolved": "https://registry.npmjs.org/jpeg-js/-/jpeg-js-0.4.4.tgz",
+      "integrity": "sha512-WZzeDOEtTOBK4Mdsar0IqEU5sMr3vSV2RqkAIzUEV2BHnUfKGyswWFPFwK5EeDo93K3FohSHbLAjj0s1Wzd+dg==",
+      "license": "BSD-3-Clause"
+    },
     "node_modules/js-tokens": {
       "version": "4.0.0",
       "license": "MIT"
@@ -9414,6 +9447,15 @@
         "node": ">= 0.8.0"
       }
     },
+    "node_modules/libheif-js": {
+      "version": "1.19.8",
+      "resolved": "https://registry.npmjs.org/libheif-js/-/libheif-js-1.19.8.tgz",
+      "integrity": "sha512-vQJWusIxO7wavpON1dusciL8Go9jsIQ+EUrckauFYAiSTjcmLAsuJh3SszLpvkwPci3JcL41ek2n+LUZGFpPIQ==",
+      "license": "LGPL-3.0",
+      "engines": {
+        "node": ">=8.0.0"
+      }
+    },
     "node_modules/lie": {
       "version": "3.3.0",
       "resolved": "https://registry.npmjs.org/lie/-/lie-3.3.0.tgz",
@@ -10594,6 +10636,15 @@
         "pathe": "^2.0.3"
       }
     },
+    "node_modules/pngjs": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/pngjs/-/pngjs-6.0.0.tgz",
+      "integrity": "sha512-TRzzuFRRmEoSW/p1KVAmiOgPco2Irlah+bGFCeNfJXxxYGwSw7YwAOAcd7X28K/m5bjBWKsC29KyoMfHbypayg==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=12.13.0"
+      }
+    },
     "node_modules/possible-typed-array-names": {
       "version": "1.1.0",
       "dev": true,
diff --git a/package.json b/package.json
index 78fe3d4..29d1453 100644
--- a/package.json
+++ b/package.json
@@ -18,6 +18,7 @@
     "bcryptjs": "^3.0.3",
     "better-sqlite3": "^12.10.0",
     "googleapis": "^173.0.0",
+    "heic-convert": "^2.1.0",
     "heic2any": "^0.0.4",
     "jszip": "^3.10.1",
     "next": "14.2.35",
diff --git a/src/app/api/images/convert-heic/route.ts b/src/app/api/images/convert-heic/route.ts
index 2abffe3..fa4f2bd 100644
--- a/src/app/api/images/convert-heic/route.ts
+++ b/src/app/api/images/convert-heic/route.ts
@@ -1,7 +1,7 @@
 import { NextRequest, NextResponse } from 'next/server'
 import { getServerSession } from 'next-auth'
 import { authOptions } from '@/lib/auth'
-import sharp from 'sharp'
+import convert from 'heic-convert'
 
 export async function POST(req: NextRequest) {
   const session = await getServerSession(authOptions)
@@ -12,17 +12,24 @@ export async function POST(req: NextRequest) {
     const file = formData.get('file') as File | null
     if (!file) return NextResponse.json({ error: 'Fichier manquant' }, { status: 400 })
 
-    const buffer = Buffer.from(await file.arrayBuffer())
-    const jpegBuffer = await sharp(buffer).jpeg({ quality: 92 }).toBuffer()
+    const inputBuffer = Buffer.from(await file.arrayBuffer())
+    // heic-convert utilise libheif WASM — supporte HEIC/HEIF sur tous les environnements
+    const outputBuffer = await convert({
+      buffer: inputBuffer,
+      format: 'JPEG',
+      quality: 0.92,
+    })
 
-    return new NextResponse(jpegBuffer.buffer as ArrayBuffer, {
+    const jpeg = Buffer.from(outputBuffer)
+    return new NextResponse(jpeg.buffer as ArrayBuffer, {
       headers: {
         'Content-Type': 'image/jpeg',
-        'Content-Length': String(jpegBuffer.length),
+        'Content-Length': String(jpeg.length),
       },
     })
   } catch (err) {
     const message = err instanceof Error ? err.message : 'Erreur conversion'
+    console.error('[convert-heic API]', message)
     return NextResponse.json({ error: message }, { status: 500 })
   }
 }
diff --git a/src/types/heic-convert.d.ts b/src/types/heic-convert.d.ts
new file mode 100644
index 0000000..5ee3a66
--- /dev/null
+++ b/src/types/heic-convert.d.ts
@@ -0,0 +1 @@
+declare module 'heic-convert';