添加chat功能

src/func/upload.js

@@ -21,13 +21,17 @@ const generateKey = function(setting) {
         }
     }
     var returnStr = "",
-        length = setting.activeFuction === "AES128" ? 16 : 32
+        length = setting.activeFuction !== "AES256" ? 16 : 32
         // charMap = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
 
     for (var i = 0; i < length; i++) {
-        var index = Math.round(Math.random() * charMap.length);
+        var index = parseInt(Math.random() * charMap.length);
         returnStr += charMap.substring(index, index + 1);
     }
+    if(setting.activeFuction === "SM4"){
+        returnStr = 'SM4' + returnStr
+    }
+    // console.log(returnStr,returnStr.length)
     return returnStr;
 };
 const blob2Uint8Array = function(blob) {
@@ -61,12 +65,15 @@ const encrypt = (key, data, fileName, setting, message) => {
         let encrypted_data = null
         if(setting.activeFuction === "不加密"){
             encrypted_data = data
+        // AES
         }else if(setting.activeFuction != "SM4"){
             message.info(`开始加密${fileName}`);
             encrypted_data = AES(key,data)
             message.info(`${fileName}加密完成`);
+        // SM4
         }else{
             message.info(`开始加密${fileName}`);
+            key = [...aesjs.utils.utf8.toBytes(key.substring(3))];
             encrypted_data = SM4(key,data)
             message.info(`${fileName}加密完成`);
         }
@@ -76,9 +83,10 @@ const encrypt = (key, data, fileName, setting, message) => {
 
 // setting为pinia存储的setting。。。
 const encryptString = (key, str, setting) => {
-    // console.log(key)
-    if(setting.activeFuction === "不加密"){
-        return sm4.encrypt(str, 'miaospringmiaospringmiaospringao')
+    // console.log(key,key.length)
+    if(setting.activeFuction === "不加密" || key === ''){
+        // return sm4.encrypt(str, 'miaospringmiaospringmiaospringao')
+        return Base64.encode(str)
     }else if(setting.activeFuction !== "SM4"){
         key = aesjs.utils.utf8.toBytes(key);
         var data = aesjs.utils.utf8.toBytes(str);
@@ -86,6 +94,8 @@ const encryptString = (key, str, setting) => {
         var encryptedBytes = aesCtr.encrypt(data);
         return Base64.encode(encryptedBytes);
     }else{
+        key = [...aesjs.utils.utf8.toBytes(key.substring(3))];
+        // console.log(key)
         return sm4.encrypt(str, key)
     }
 };