资源去重

dist/index.es.js

@@ -233,6 +233,7 @@ async function execute$1(psdFile, options) {
 	};
 
 	const assets = [];
+	const imageHashMap = {};
 
 	await walkNode(tree, async function (node, parent) {
 		const {name, x, y, width, height, alpha, visible, origin: {layer, layer: {typeTool, solidColor}}} = node;
@@ -296,7 +297,7 @@ async function execute$1(psdFile, options) {
 			} else {
 				viewNode.type = 'image';
 
-				const uuid = generateUUID();
+				let uuid = generateUUID();
 				const ext = '.png';
 
 				const imageFilePath = path.join(imagesPath, uuid + ext);
@@ -307,19 +308,24 @@ async function execute$1(psdFile, options) {
 				//await node.origin.saveAsPng(imageFilePath);
 
 				if (buffer) {
-					properties.source = 'asset://' + uuid;
-
-					const hashFileName = hash(buffer);
-					const hashFilePath = path.join(imagesPath, hashFileName + ext);
-					await fs.rename(imageFilePath, hashFilePath);
-
+					const fileNameHash = hash(buffer);
+					if (imageHashMap.hasOwnProperty(fileNameHash)) {
+						uuid = imageHashMap[fileNameHash];
+					} else {
+						imageHashMap[fileNameHash] = uuid;
 						assets.push({
 							name,
 							ext,
 							uuid,
-						hash: hashFileName,
+							hash: fileNameHash,
 						});
 					}
+
+					const hashFilePath = path.join(imagesPath, fileNameHash + ext);
+					await fs.rename(imageFilePath, hashFilePath);
+
+					properties.source = 'asset://' + uuid;
+				}
 			}
 		}
 

dist/index.js

@@ -239,6 +239,7 @@ async function execute$1(psdFile, options) {
 	};
 
 	const assets = [];
+	const imageHashMap = {};
 
 	await walkNode(tree, async function (node, parent) {
 		const {name, x, y, width, height, alpha, visible, origin: {layer, layer: {typeTool, solidColor}}} = node;
@@ -302,7 +303,7 @@ async function execute$1(psdFile, options) {
 			} else {
 				viewNode.type = 'image';
 
-				const uuid = generateUUID();
+				let uuid = generateUUID();
 				const ext = '.png';
 
 				const imageFilePath = path.join(imagesPath, uuid + ext);
@@ -313,19 +314,24 @@ async function execute$1(psdFile, options) {
 				//await node.origin.saveAsPng(imageFilePath);
 
 				if (buffer) {
-					properties.source = 'asset://' + uuid;
-
-					const hashFileName = hash(buffer);
-					const hashFilePath = path.join(imagesPath, hashFileName + ext);
-					await fs.rename(imageFilePath, hashFilePath);
-
+					const fileNameHash = hash(buffer);
+					if (imageHashMap.hasOwnProperty(fileNameHash)) {
+						uuid = imageHashMap[fileNameHash];
+					} else {
+						imageHashMap[fileNameHash] = uuid;
 						assets.push({
 							name,
 							ext,
 							uuid,
-						hash: hashFileName,
+							hash: fileNameHash,
 						});
 					}
+
+					const hashFilePath = path.join(imagesPath, fileNameHash + ext);
+					await fs.rename(imageFilePath, hashFilePath);
+
+					properties.source = 'asset://' + uuid;
+				}
 			}
 		}
 

dist/index.umd.js

@@ -239,6 +239,7 @@
 		};
 
 		const assets = [];
+		const imageHashMap = {};
 
 		await walkNode(tree, async function (node, parent) {
 			const {name, x, y, width, height, alpha, visible, origin: {layer, layer: {typeTool, solidColor}}} = node;
@@ -302,7 +303,7 @@
 				} else {
 					viewNode.type = 'image';
 
-					const uuid = generateUUID();
+					let uuid = generateUUID();
 					const ext = '.png';
 
 					const imageFilePath = path.join(imagesPath, uuid + ext);
@@ -313,19 +314,24 @@
 					//await node.origin.saveAsPng(imageFilePath);
 
 					if (buffer) {
-						properties.source = 'asset://' + uuid;
-
-						const hashFileName = hash(buffer);
-						const hashFilePath = path.join(imagesPath, hashFileName + ext);
-						await fs.rename(imageFilePath, hashFilePath);
-
+						const fileNameHash = hash(buffer);
+						if (imageHashMap.hasOwnProperty(fileNameHash)) {
+							uuid = imageHashMap[fileNameHash];
+						} else {
+							imageHashMap[fileNameHash] = uuid;
 							assets.push({
 								name,
 								ext,
 								uuid,
-							hash: hashFileName,
+								hash: fileNameHash,
 							});
 						}
+
+						const hashFilePath = path.join(imagesPath, fileNameHash + ext);
+						await fs.rename(imageFilePath, hashFilePath);
+
+						properties.source = 'asset://' + uuid;
+					}
 				}
 			}
 

samples/package.json

@@ -4,7 +4,7 @@
   "main": "index.js",
   "license": "MIT",
   "scripts": {
-    "egret": "rollup -i egret-demo/generator.js -o egret-demo/generator.cjs.js -f cjs -m&&node egret-demo/generator.cjs.js",
-    "zeroing": "rollup -i zeroing-demo/generator.js -o zeroing-demo/generator.cjs.js -f cjs -m&&node zeroing-demo/generator.cjs.js"
+    "egret": "rollup -i egret-demo/generator.js -o egret-demo/generator.cjs.js -f cjs -m && node egret-demo/generator.cjs.js",
+    "zeroing": "rollup -i zeroing-demo/generator.js -o zeroing-demo/generator.cjs.js -f cjs -m && node zeroing-demo/generator.cjs.js"
   }
 }

samples/zeroing-demo/generator.cjs.js

@@ -211,7 +211,7 @@ function savePng(png, output) {
 (async function generate() {
 	const imagesPath = 'zeroing-demo/images_' + Date.now();
 
-	const {view, assets} = await execute('psd/test2.psd', {
+	const {view, assets} = await execute('psd/test3.psd', {
 		imagesPath,
 	});
 

samples/zeroing-demo/generator.js

@@ -7,7 +7,7 @@ import {toZeroing} from "../../src/index";
 (async function generate() {
 	const imagesPath = 'zeroing-demo/images_' + Date.now();
 
-	const {view, assets} = await toZeroing('psd/test2.psd', {
+	const {view, assets} = await toZeroing('psd/test3.psd', {
 		imagesPath,
 	});
 

src/zeroing.js

@@ -26,6 +26,7 @@ export async function execute(psdFile, options) {
 	};
 
 	const assets = [];
+	const imageHashMap = {};
 
 	await walkNode(tree, async function (node, parent) {
 		const {name, x, y, width, height, alpha, visible, origin: {layer, layer: {typeTool, solidColor}}} = node;
@@ -89,7 +90,7 @@ export async function execute(psdFile, options) {
 			} else {
 				viewNode.type = 'image';
 
-				const uuid = generateUUID();
+				let uuid = generateUUID();
 				const ext = '.png';
 
 				const imageFilePath = path.join(imagesPath, uuid + ext);
@@ -100,19 +101,24 @@ export async function execute(psdFile, options) {
 				//await node.origin.saveAsPng(imageFilePath);
 
 				if (buffer) {
-					properties.source = 'asset://' + uuid;
-
-					const hashFileName = hash(buffer);
-					const hashFilePath = path.join(imagesPath, hashFileName + ext);
-					await fs.rename(imageFilePath, hashFilePath);
-
+					const fileNameHash = hash(buffer);
+					if (imageHashMap.hasOwnProperty(fileNameHash)) {
+						uuid = imageHashMap[fileNameHash];
+					} else {
+						imageHashMap[fileNameHash] = uuid;
 						assets.push({
 							name,
 							ext,
 							uuid,
-						hash: hashFileName,
+							hash: fileNameHash,
 						});
 					}
+
+					const hashFilePath = path.join(imagesPath, fileNameHash + ext);
+					await fs.rename(imageFilePath, hashFilePath);
+
+					properties.source = 'asset://' + uuid;
+				}
 			}
 		}