apps/api-service/package.json

@@ -48,6 +48,7 @@
     "express-rate-limit": "^7.4.1",
     "express-validator": "^7.2.0",
     "helmet": "^8.0.0",
+    "image-size": "^2.0.2",
     "mime": "3.0.0",
     "minio": "^8.0.6",
     "multer": "^2.0.2",

apps/api-service/src/services/ImageGenService.ts

@@ -1,6 +1,7 @@
 import { GoogleGenAI } from '@google/genai';
 // eslint-disable-next-line @typescript-eslint/no-var-requires
 const mime = require('mime') as any;
+import sizeOf from 'image-size';
 import {
   ImageGenerationOptions,
   ImageGenerationResult,
@@ -81,6 +82,7 @@ export class ImageGenService {
           size: uploadResult.size,
           model: this.primaryModel,
           geminiParams,
+          generatedImageData: generatedData,
           ...(generatedData.description && {
             description: generatedData.description,
           }),
@@ -232,10 +234,25 @@ export class ImageGenService {
 
       const fileExtension = mime.getExtension(imageData.mimeType) || 'png';
 
+      // Extract image dimensions from buffer
+      let width = 1024; // Default fallback
+      let height = 1024; // Default fallback
+      try {
+        const dimensions = sizeOf(imageData.buffer);
+        if (dimensions.width && dimensions.height) {
+          width = dimensions.width;
+          height = dimensions.height;
+        }
+      } catch (error) {
+        console.warn('Failed to extract image dimensions, using defaults:', error);
+      }
+
       const generatedData: GeneratedImageData = {
         buffer: imageData.buffer,
         mimeType: imageData.mimeType,
         fileExtension,
+        width,
+        height,
         ...(generatedDescription && { description: generatedDescription }),
       };
 

apps/api-service/src/services/core/GenerationService.ts

@@ -182,6 +182,8 @@ export class GenerationService {
         source: 'generated',
         alias: params.alias || null,
         meta: params.meta || {},
+        width: genResult.generatedImageData?.width ?? null,
+        height: genResult.generatedImageData?.height ?? null,
       });
 
       // Eager flow creation if flowAlias is provided (Section 4.2)

apps/api-service/src/types/api.ts

@@ -109,6 +109,8 @@ export interface GeneratedImageData {
   mimeType: string;
   fileExtension: string;
   description?: string;
+  width: number;
+  height: number;
 }
 
 // Logging types

pnpm-lock.yaml

@@ -117,6 +117,9 @@ importers:
       helmet:
         specifier: ^8.0.0
         version: 8.1.0
+      image-size:
+        specifier: ^2.0.2
+        version: 2.0.2
       mime:
         specifier: 3.0.0
         version: 3.0.0
@@ -3348,6 +3351,11 @@ packages:
     resolution: {integrity: sha512-Hs59xBNfUIunMFgWAbGX5cq6893IbWg4KnrjbYwX3tx0ztorVgTDA6B2sxf8ejHJ4wz8BqGUMYlnzNBer5NvGg==}
     engines: {node: '>= 4'}
 
+  image-size@2.0.2:
+    resolution: {integrity: sha512-IRqXKlaXwgSMAMtpNzZa1ZAe8m+Sa1770Dhk8VkSsP9LS+iHD62Zd8FQKs8fbPiagBE7BzoFX23cxFnwshpV6w==}
+    engines: {node: '>=16.x'}
+    hasBin: true
+
   import-fresh@3.3.1:
     resolution: {integrity: sha512-TR3KfrTZTYLPB6jUjfx6MF9WcWrHL9su5TObK4ZkYgBdWKPOFoSoQIdEuTuR82pmtxH2spWG9h6etwfr1pLBqQ==}
     engines: {node: '>=6'}
@@ -7772,7 +7780,7 @@ snapshots:
       eslint: 8.57.1
       eslint-import-resolver-node: 0.3.9
       eslint-import-resolver-typescript: 3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.44.0(eslint@8.57.1)(typescript@5.9.2))(eslint@8.57.1))(eslint@8.57.1)
-      eslint-plugin-import: 2.32.0(@typescript-eslint/parser@8.44.0(eslint@8.57.1)(typescript@5.9.2))(eslint-import-resolver-typescript@3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.44.0(eslint@8.57.1)(typescript@5.9.2))(eslint@8.57.1))(eslint@8.57.1))(eslint@8.57.1)
+      eslint-plugin-import: 2.32.0(@typescript-eslint/parser@8.44.0(eslint@8.57.1)(typescript@5.9.2))(eslint-import-resolver-typescript@3.10.1)(eslint@8.57.1)
       eslint-plugin-jsx-a11y: 6.10.2(eslint@8.57.1)
       eslint-plugin-react: 7.37.5(eslint@8.57.1)
       eslint-plugin-react-hooks: 5.0.0-canary-7118f5dd7-20230705(eslint@8.57.1)
@@ -7806,7 +7814,7 @@ snapshots:
       tinyglobby: 0.2.15
       unrs-resolver: 1.11.1
     optionalDependencies:
-      eslint-plugin-import: 2.32.0(@typescript-eslint/parser@8.44.0(eslint@8.57.1)(typescript@5.9.2))(eslint-import-resolver-typescript@3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.44.0(eslint@8.57.1)(typescript@5.9.2))(eslint@8.57.1))(eslint@8.57.1))(eslint@8.57.1)
+      eslint-plugin-import: 2.32.0(@typescript-eslint/parser@8.44.0(eslint@8.57.1)(typescript@5.9.2))(eslint-import-resolver-typescript@3.10.1)(eslint@8.57.1)
     transitivePeerDependencies:
       - supports-color
 
@@ -7821,7 +7829,7 @@ snapshots:
     transitivePeerDependencies:
       - supports-color
 
-  eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.44.0(eslint@8.57.1)(typescript@5.9.2))(eslint-import-resolver-typescript@3.10.1(eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.44.0(eslint@8.57.1)(typescript@5.9.2))(eslint@8.57.1))(eslint@8.57.1))(eslint@8.57.1):
+  eslint-plugin-import@2.32.0(@typescript-eslint/parser@8.44.0(eslint@8.57.1)(typescript@5.9.2))(eslint-import-resolver-typescript@3.10.1)(eslint@8.57.1):
     dependencies:
       '@rtsao/scc': 1.1.0
       array-includes: 3.1.9
@@ -8442,6 +8450,8 @@ snapshots:
 
   ignore@7.0.5: {}
 
+  image-size@2.0.2: {}
+
   import-fresh@3.3.1:
     dependencies:
       parent-module: 1.0.1

tests/api/01-generation-basic.rest

@@ -25,7 +25,6 @@ X-API-Key: {{apiKey}}
 
 {
   "prompt": "шикарная моторная яхта движется по живописному озеру, люди сидят в спасательных жилетах и держат в руках бутылки с пивом, густой хвойный лес на берегу. фотореалистичная фотография",
-  "autoEnhance": true,
   "aspectRatio": "16:9"
 }