新增邮件发送和管理员功能

mail-worker/src/utils/email-utils.js

@@ -3,6 +3,12 @@ const emailUtils = {
 		if (typeof email !== 'string') return ''
 		const parts = email.split('@')
 		return parts.length === 2 ? parts[1] : ''
+	},
+
+	getName(email) {
+		if (typeof email !== 'string') return ''
+		const parts = email.trim().split('@')
+		return parts.length === 2 ? parts[0] : ''
 	}
 }
 

mail-worker/src/utils/file-utils.js

@@ -2,8 +2,60 @@ const fileUtils = {
 	getExtFileName(filename) {
 		const index = filename.lastIndexOf('.');
 		return index !== -1 ? filename.slice(index) : '';
+	},
+
+	async getBuffHash(buff) {
+		const hashBuffer = await crypto.subtle.digest('SHA-256', buff);
+		const hashArray = Array.from(new Uint8Array(hashBuffer));
+		return hashArray.map(b => b.toString(16).padStart(2, '0')).join('');
+	},
+
+	base64ToUint8Array(base64) {
+		const binaryStr = atob(base64);
+		const len = binaryStr.length;
+		const bytes = new Uint8Array(len);
+		for (let i = 0; i < len; i++) {
+			bytes[i] = binaryStr.charCodeAt(i);
+		}
+		return bytes;
+	},
+
+	/**
+	 * 将 Base64 数据转换为 File 对象（自动识别 MIME 类型和文件扩展名）
+	 * @param {string} base64Data 带有 data: 前缀的 base64 数据
+	 * @param {string} [customFilename] 可选，传入自定义文件名（不含扩展名）
+	 * @returns {File} File 对象
+	 */
+	base64ToFile(base64Data, customFilename) {
+		const match = base64Data.match(/^data:(image|video)\/([a-zA-Z0-9.+-]+);base64,/);
+		if (!match) {
+			throw new Error('Invalid base64 data format');
+		}
+
+		const type = match[1]; // image 或 video
+		const ext = match[2];  // jpg, png, mp4 等
+		const mimeType = `${type}/${ext}`;
+		const cleanBase64 = base64Data.replace(/^data:(image|video)\/[a-zA-Z0-9.+-]+;base64,/, '');
+
+		const byteCharacters = atob(cleanBase64);
+		const byteArrays = [];
+
+		for (let offset = 0; offset < byteCharacters.length; offset += 1024) {
+			const slice = byteCharacters.slice(offset, offset + 1024);
+			const byteNumbers = new Array(slice.length);
+			for (let i = 0; i < slice.length; i++) {
+				byteNumbers[i] = slice.charCodeAt(i);
+			}
+			byteArrays.push(new Uint8Array(byteNumbers));
+		}
+
+		const blob = new Blob(byteArrays, { type: mimeType });
+
+		const filename = `${customFilename || `${type}_${Date.now()}`}.${ext}`;
+		return new File([blob], filename, { type: mimeType });
 	}
 };
 
-export default fileUtils
+
+export default fileUtils;