add support to convert heic using imageMagick on linux

src/api/heicConvert.ts

@@ -1,10 +1,6 @@
 import { ipcRenderer } from 'electron/renderer';
-import { isPlatform } from '../utils/preload';
 
 export async function convertHEIC(fileData: Uint8Array): Promise<Uint8Array> {
-    if (!isPlatform('mac')) {
-        throw Error('native heic conversion only supported on mac');
-    }
     const convertedFileData = await ipcRenderer.invoke(
         'convert-heic',
         fileData

src/pkg/image-magick-static/index.d.ts

@@ -0,0 +1,2 @@
+declare const imageMagickPath: string | null;
+export default imageMagickPath;

src/services/heicConvertor.ts

@@ -5,6 +5,8 @@ import { rmSync } from 'fs';
 import { readFile, writeFile } from 'promise-fs';
 import { generateTempFilePath } from '../utils/temp';
 import { logErrorSentry } from './sentry';
+import { isPlatform } from '../utils/main';
+import pathToImageMagick from '../pkg/image-magick-static';
 
 const asyncExec = util.promisify(exec);
 
@@ -19,9 +21,8 @@ export async function convertHEIC(
 
         await writeFile(tempInputFilePath, heicFileData);
 
-        await asyncExec(
+        await runConvertCommand(tempInputFilePath, tempOutputFilePath);
-            `sips -s format jpeg ${tempInputFilePath} --out ${tempOutputFilePath}`
+
-        );
         const convertedFileData = new Uint8Array(
             await readFile(tempOutputFilePath)
         );
@@ -42,3 +43,20 @@ export async function convertHEIC(
         }
     }
 }
+
+async function runConvertCommand(
+    tempInputFilePath: string,
+    tempOutputFilePath: string
+) {
+    if (isPlatform('mac')) {
+        await asyncExec(
+            `sips -s format jpeg ${tempInputFilePath} --out ${tempOutputFilePath}`
+        );
+    } else if (isPlatform('linux')) {
+        await asyncExec(
+            `${pathToImageMagick} ${tempInputFilePath} -quality 100% ${tempOutputFilePath}`
+        );
+    } else {
+        Error(`${process.platform} native heic convert not supported yet`);
+    }
+}

src/utils/preload.ts

@@ -14,15 +14,3 @@ export const fixHotReloadNext12 = () => {
     })
   });`);
 };
-
-export function isPlatform(platform: 'mac' | 'windows' | 'linux') {
-    if (process.platform === 'darwin') {
-        return platform === 'mac';
-    } else if (process.platform === 'win32') {
-        return platform === 'windows';
-    } else if (process.platform === 'linux') {
-        return platform === 'linux';
-    } else {
-        return false;
-    }
-}