change: 删除多余依赖引用

backend-bridge/.gitignore

@@ -1,2 +1 @@
-.idea/
+.idea/
-.venv/

backend-bridge/main.py

@@ -50,8 +50,7 @@ async def extract_watermark(image: UploadFile = File(...)):
         payload, has_watermark, schema = tm.decode(img)
 
         return JSONResponse({
-            "success": True,
+            "hasWatermark": has_watermark,
-            "has_watermark": has_watermark,
             "payload": payload if has_watermark else None,
             "schema": schema if has_watermark else None
         })

backend/src/index.ts

@@ -1,9 +1,5 @@
-import { pathToFileURL } from "bun";
 import { Hono } from "hono";
-import { onlySSG } from "hono/ssg";
 import { validator } from "hono/validator";
-import { isQuestionOrPlusOrMinusToken } from "typescript/unstable/ast";
-import { Signature } from "typescript/unstable/sync";
 
 const appTmp = new Hono()
 const app = appTmp.basePath("/watermark")
@@ -33,6 +29,14 @@ app.post("/encode",
             })
         }
 
+        if ((image as File[]).length >= 2) {
+            c.status(400)
+            return c.json({
+                code: 400,
+                msg: "Only support upload one image"
+            })
+        }
+
         if ((image as File).size == 0) {
             c.status(400)
             return c.json({
@@ -130,6 +134,77 @@ app.post("/encode",
         return c.body(resImage)
     })
 
+app.post("/decode",
+    validator("form", (val, c) => {
+        const image = val.image
+        if (image == undefined) {
+            c.status(400)
+            return c.json({
+                code: 400,
+                msg: "Paarameter is invalid"
+            })
+        }
+
+        if ((image as File[]).length >= 2) {
+            c.status(400)
+            return c.json({
+                code: 400,
+                msg: "Only support upload one image"
+            })
+        }
+
+        if ((image as File).size == 0) {
+            c.status(400)
+            return c.json({
+                code: 400,
+                msg: "Image is empty"
+            })
+        }
+
+        const MAX_IMAGE_SIZE = 10 * 1024 * 1024
+        if ((image as File).size > MAX_IMAGE_SIZE) {
+            c.status(400)
+            return c.json({
+                code: 400,
+                msg: "Image size is too large, must<=10MB"
+            })
+        }
+    },),
+    async (c) => {
+        const formData = await c.req.formData()
+        const image: File = formData.get("image") as File
+        const data = new FormData()
+        let canFetch: boolean = true
+        data.append("image", image)
+
+        const response = await fetch("http://localhost:8081/watermark/decode", {
+            method: "POST",
+            body: data
+        }).catch((e) => {
+            canFetch = false
+        })
+
+        if (!canFetch) {
+            c.status(500)
+            return c.json({
+                code: 500,
+                msg: "Cannot fetch http://localhost:8081/watermark/decode"
+            })
+        }
+
+        const res = await response!.json()
+        /**
+         * Response struct
+         * {
+         *      "hasWatermark": true|false,
+         *      "payload": "abc" | null,
+         *      "schema": 1 | null
+         *  }
+         */
+        return c.body(JSON.stringify(res))
+    }
+)
+
 export default {
     port: 8080,
     fetch: app.fetch