chore: implement 2fa auth (#2968)

* chore: implement 2fa auth

from #2786

* chore: format code

* chore: replace two factor token input with qr-code

* chore: requesting confirmation of setting/removing two-factor authentication

otpauth library was taken from cdnjs

* chore: revert changes in `ClipboardManager`

don't need it.

* chore: removing twoFactor prop in settings page

* chore: remove `twoFactorQr` object in `mounted` function

4 files changed, 163 insertions, 63 deletions

diff --git a/web/html/login.html b/web/html/login.html
index 9f292d84..515ea2b3 100644
--- a/web/html/login.html
+++ b/web/html/login.html
@@ -512,11 +512,11 @@
                         <a-icon slot="prefix" type="lock" :style="{ fontSize: '1rem' }"></a-icon>
                       </a-input-password>
                     </a-form-item>
-                    <a-form-item v-if="secretEnable">
-                      <a-input-password autocomplete="secret" name="secret" v-model.trim="user.loginSecret"
-                        placeholder='{{ i18n "secretToken" }}' @keydown.enter.native="login">
+                    <a-form-item v-if="twoFactorEnable">
+                      <a-input autocomplete="totp" name="twoFactorCode" v-model.trim="user.twoFactorCode"
+                        placeholder='{{ i18n "twoFactorCode" }}' @keydown.enter.native="login">
                         <a-icon slot="prefix" type="key" :style="{ fontSize: '1rem' }"></a-icon>
-                      </a-input-password>
+                      </a-input>
                     </a-form-item>
                     <a-form-item>
                       <a-row justify="center" class="centered">
@@ -549,14 +549,14 @@
         user: {
           username: "",
           password: "",
-          loginSecret: ""
+          twoFactorCode: ""
         },
-        secretEnable: false,
+        twoFactorEnable: false,
         lang: ""
       },
       async mounted() {
         this.lang = LanguageManager.getLanguage();
-        this.secretEnable = await this.getSecretStatus();
+        this.twoFactorEnable = await this.getTwoFactorEnable();
       },
       methods: {
         async login() {
@@ -567,12 +567,12 @@
             location.href = basePath + 'panel/';
           }
         },
-        async getSecretStatus() {
+        async getTwoFactorEnable() {
           this.loading = true;
-          const msg = await HttpUtil.post('/getSecretStatus');
+          const msg = await HttpUtil.post('/getTwoFactorEnable');
           this.loading = false;
           if (msg.success) {
-            this.secretEnable = msg.obj;
+            this.twoFactorEnable = msg.obj;
             return msg.obj;
           }
         },
diff --git a/web/html/modals/two_factor_modal.html b/web/html/modals/two_factor_modal.html
new file mode 100644
index 00000000..d2f8c442
--- /dev/null
+++ b/web/html/modals/two_factor_modal.html
@@ -0,0 +1,118 @@
+{{define "modals/twoFactorModal"}}
+<a-modal id="two-factor-modal" v-model="twoFactorModal.visible" :title="twoFactorModal.title" :closable="true"
+    :class="themeSwitcher.currentTheme">
+    <template v-if="twoFactorModal.type === 'set'">
+        <p>{{ i18n "pages.settings.security.twoFactorModalSteps" }}</p>
+        <a-divider></a-divider>
+        <p>{{ i18n "pages.settings.security.twoFactorModalFirstStep" }}</p>
+        <div :style="{ display: 'flex', alignItems: 'center', flexDirection: 'column', gap: '12px' }">
+            <div
+                :style="{ border: '1px solid', borderRadius: '1rem', borderColor: themeSwitcher.isDarkTheme ? 'var(--dark-color-surface-300)' : '#d9d9d9', padding: 0 }">
+                <img :src="twoFactorModal.qrImage"
+                    :style="{ filter: themeSwitcher.isDarkTheme ? 'invert(1)' : 'none'}"
+                    :alt="twoFactorModal.token">
+            </div>
+            <span :style="{ fontSize: '12px', fontFamily: 'monospace' }">[[ twoFactorModal.token ]]</span>
+        </div>
+        <a-divider></a-divider>
+        <p>{{ i18n "pages.settings.security.twoFactorModalSecondStep" }}</p>
+        <a-input v-model.trim="twoFactorModal.enteredCode" :style="{ width: '100%' }"></a-input>
+    </template>
+    <template v-if="twoFactorModal.type === 'remove'">
+        <p>{{ i18n "pages.settings.security.twoFactorModalRemoveStep" }}</p>
+        <a-input v-model.trim="twoFactorModal.enteredCode" :style="{ width: '100%' }"></a-input>
+    </template>
+    <template slot="footer">
+        <a-button @click="twoFactorModal.cancel">
+            <span>{{ i18n "cancel" }}</span>
+        </a-button>
+        <a-button type="primary" :disabled="twoFactorModal.enteredCode.length < 6" @click="twoFactorModal.ok">
+            <span>{{ i18n "confirm" }}</span>
+        </a-button>
+    </template>
+</a-modal>
+
+<script>
+    const twoFactorModal = {
+        title: '',
+        fileName: '',
+        token: '',
+        enteredCode: '',
+        visible: false,
+        type: 'set',
+        confirm: null,
+        totpObject: null,
+        qrImage: "",
+        ok() {
+            if (twoFactorModal.totpObject.generate() === twoFactorModal.enteredCode) {
+                ObjectUtil.execute(twoFactorModal.confirm, true)
+
+                twoFactorModal.close()
+
+                switch (twoFactorModal.type) {
+                    case 'set':
+                        Vue.prototype.$message['success']('{{ i18n "pages.settings.security.twoFactorModalSetSuccess" }}')
+                        break;
+                    case 'remove':
+                        Vue.prototype.$message['success']('{{ i18n "pages.settings.security.twoFactorModalDeleteSuccess" }}')
+                        break;
+                    default:
+                        break;
+                }
+            } else {
+                Vue.prototype.$message['error']('{{ i18n "pages.settings.security.twoFactorModalError" }}')
+            }
+        },
+        cancel() {
+            ObjectUtil.execute(twoFactorModal.confirm, false)
+
+            twoFactorModal.close()
+        },
+        show: function ({
+            title = '',
+            token = '',
+            type = 'set',
+            confirm = (success) => { }
+        }) {
+            this.title = title;
+            this.token = token;
+            this.visible = true;
+            this.confirm = confirm;
+            this.type = type;
+
+            this.totpObject = new OTPAuth.TOTP({
+                issuer: "3x-ui",
+                label: "Administrator",
+                algorithm: "SHA1",
+                digits: 6,
+                period: 30,
+                secret: twoFactorModal.token,
+            });
+
+            if (type === 'set') {
+                this.qrImage = new QRious({
+                    size: 150,
+                    value: twoFactorModal.totpObject.toString(),
+                    background: 'white',
+                    backgroundAlpha: 0,
+                    foreground: 'black',
+                    padding: 12,
+                    level: 'L'
+                }).toDataURL()
+            }
+        },
+        close: function () {
+            twoFactorModal.enteredCode = "";
+            twoFactorModal.visible = false;
+        },
+    };
+
+    const twoFactorModalApp = new Vue({
+        delimiters: ['[[', ']]'],
+        el: '#two-factor-modal',
+        data: {
+            twoFactorModal: twoFactorModal,
+        },
+    });
+</script>
+{{end}}
\ No newline at end of file
diff --git a/web/html/settings.html b/web/html/settings.html
index 82e636d9..dec40de7 100644
--- a/web/html/settings.html
+++ b/web/html/settings.html
@@ -122,10 +122,13 @@
     </a-layout>
   </a-layout>
 {{template "js" .}}
+<script src="{{ .base_path }}assets/qrcode/qrious2.min.js?{{ .cur_ver }}"></script>
+<script src="{{ .base_path }}assets/otpauth/otpauth.umd.min.js?{{ .cur_ver }}"></script>
 <script src="{{ .base_path }}assets/js/model/setting.js?{{ .cur_ver }}"></script>
 {{template "component/aSidebar" .}}
 {{template "component/aThemeSwitch" .}}
 {{template "component/aSettingListItem" .}}
+{{template "modals/twoFactorModal"}}
 <script>
   const app = new Vue({
     delimiters: ['[[', ']]'],
@@ -133,7 +136,6 @@
     data: {
       themeSwitcher,
       spinning: false,
-      changeSecret: false,
       oldAllSetting: new AllSetting(),
       allSetting: new AllSetting(),
       saveBtnDisable: true,
@@ -258,7 +260,6 @@
           app.changeRemarkSample();
           this.saveBtnDisable = true;
         }
-        await this.fetchUserSecret();
       },
       async updateAllSetting() {
         this.loading(true);
@@ -302,38 +303,34 @@
           window.location.replace(url);
         }
       },
-      async fetchUserSecret() {
-        this.loading(true);
-        const userMessage = await HttpUtil.post("/panel/setting/getUserSecret", this.user);
-        if (userMessage.success) {
-          this.user = userMessage.obj;
-        }
-        this.loading(false);
-      },
-      async updateSecret() {
-        this.loading(true);
-        const msg = await HttpUtil.post("/panel/setting/updateUserSecret", this.user);
-        if (msg && msg.obj) {
-          this.user = msg.obj;
-        }
-        this.loading(false);
-        await this.updateAllSetting();
-      },
-      async getNewSecret() {
-        if (!this.changeSecret) {
-          this.changeSecret = true;
-          this.user.loginSecret = '';
-          const newSecret = RandomUtil.randomSeq(64);
-          await PromiseUtil.sleep(1000);
-          this.user.loginSecret = newSecret;
-          this.changeSecret = false;
-        }
-      },
-      async toggleToken(value) {
-        if (value) {
-          await this.getNewSecret();
+      toggleTwoFactor(newValue) {
+        if (newValue) {
+          const newTwoFactorToken = RandomUtil.randomBase32String()
+
+          twoFactorModal.show({
+            title: '{{ i18n "pages.settings.security.twoFactorModalSetTitle" }}',
+            token: newTwoFactorToken,
+            type: 'set',
+            confirm: (success) => {
+              if (success) {
+                this.allSetting.twoFactorToken = newTwoFactorToken
+              }
+
+              this.allSetting.twoFactorEnable = success
+            }
+          })
         } else {
-          this.user.loginSecret = "";
+          twoFactorModal.show({
+            title: '{{ i18n "pages.settings.security.twoFactorModalDeleteTitle" }}',
+            token: this.allSetting.twoFactorToken,
+            type: 'remove',
+            confirm: (success) => {
+              if (success) {
+                this.allSetting.twoFactorEnable = false
+                this.allSetting.twoFactorToken = ""
+              }
+            }
+          })
         }
       },
       addNoise() {
@@ -526,6 +523,7 @@
     },
     async mounted() {
       await this.getAllSetting();
+
       while (true) {
         await PromiseUtil.sleep(1000);
         this.saveBtnDisable = this.oldAllSetting.equals(this.allSetting);
diff --git a/web/html/settings/panel/security.html b/web/html/settings/panel/security.html
index 48e7796f..2a570faa 100644
--- a/web/html/settings/panel/security.html
+++ b/web/html/settings/panel/security.html
@@ -31,30 +31,14 @@
             </a-space>
         </a-list-item>
     </a-collapse-panel>
-    <a-collapse-panel key="2" header='{{ i18n "pages.settings.security.secret"}}'>
+    <a-collapse-panel key="2" header='{{ i18n "pages.settings.security.twoFactor" }}'>
         <a-setting-list-item paddings="small">
-            <template #title>{{ i18n "pages.settings.security.loginSecurity" }}</template>
-            <template #description>{{ i18n "pages.settings.security.loginSecurityDesc" }}</template>
+            <template #title>{{ i18n "pages.settings.security.twoFactorEnable" }}</template>
+            <template #description>{{ i18n "pages.settings.security.twoFactorEnableDesc" }}</template>
             <template #control>
-                <a-switch @change="toggleToken(allSetting.secretEnable)" v-model="allSetting.secretEnable"></a-switch>
-                <a-icon :style="{ marginLeft: '1rem' }" v-if="allSetting.secretEnable" :spin="this.changeSecret" type="sync"
-                    @click="getNewSecret"></a-icon>
+                <a-switch @click="toggleTwoFactor" :checked="allSetting.twoFactorEnable"></a-switch>
             </template>
         </a-setting-list-item>
-        <a-setting-list-item paddings="small">
-            <template #title>{{ i18n "pages.settings.security.secretToken" }}</template>
-            <template #description>{{ i18n "pages.settings.security.secretTokenDesc" }}</template>
-            <template #control>
-                <a-textarea type="text" :disabled="!allSetting.secretEnable" v-model="user.loginSecret"></a-textarea>
-            </template>
-        </a-setting-list-item>
-        <a-list-item>
-            <a-space direction="horizontal" :style="{ padding: '0 20px' }">
-                <a-button type="primary" :loading="this.changeSecret" @click="updateSecret">
-                    <span>{{ i18n "confirm"}}</span>
-                </a-button>
-            </a-space>
-        </a-list-item>
     </a-collapse-panel>
 </a-collapse>
 {{end}}
\ No newline at end of file