From 44b2594dfa0a4ebb7a193ae31a0d119c638de724 Mon Sep 17 00:00:00 2001
From: Alicia Sykes <sykes.alicia@gmail.com>
Date: Mon, 24 May 2021 17:25:16 +0100
Subject: [PATCH] Adds backup functionality

---
 package.json                                  |  2 +
 .../Configuration/CloudBackupRestore.vue      | 84 +++++++++++++++++--
 src/components/FormElements/Button.vue        |  3 +-
 src/components/Settings/ConfigLauncher.vue    |  2 +-
 src/styles/color-palette.scss                 | 15 ++++
 src/styles/global-styles.scss                 | 19 +++++
 src/utils/CloudBackup.js                      | 20 +++--
 src/utils/defaults.js                         |  4 +-
 yarn.lock                                     | 17 ++++
 9 files changed, 150 insertions(+), 16 deletions(-)

diff --git a/package.json b/package.json
index 316dfcee..4293e0e8 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,9 @@
     "lint": "vue-cli-service lint --fix"
   },
   "dependencies": {
+    "axios": "^0.21.1",
     "connect": "^3.7.0",
+    "crypto-js": "^4.0.0",
     "register-service-worker": "^1.6.2",
     "remedial": "^1.0.8",
     "serve-static": "^1.14.1",
diff --git a/src/components/Configuration/CloudBackupRestore.vue b/src/components/Configuration/CloudBackupRestore.vue
index 79625c63..0ba3d3d6 100644
--- a/src/components/Configuration/CloudBackupRestore.vue
+++ b/src/components/Configuration/CloudBackupRestore.vue
@@ -14,21 +14,30 @@
       </p>
     </div>
     <div class="section backup-section">
-      <h3>Backup</h3>
+      <h3 v-if="backupId">Update Backup</h3>
+      <h3 v-else>Make a Backup</h3>
       <Input
         v-model="backupPassword"
         name="backup-password"
-        label="Choose a Password"
+        :label="backupId ? 'Enter your Password' : 'Choose a Password'"
         layout="vertical"
         type="password"
       />
-      <Button>
-        <template v-slot:text>Backup</template>
+      <Button :click="checkPass">
+        <template v-slot:text>{{backupId ? 'Update Backup' : 'Backup'}}</template>
         <template v-slot:icon><IconBackup /></template>
       </Button>
+      <div class="results-view" v-if="backupId">
+        <span class="backup-id-label">Your Backup ID: </span>
+        <pre class="backup-id-value">{{ backupId }}</pre>
+        <span class="backup-id-note">
+          This is used to restore from backups later.
+          So keep it, along with your password somewhere safe.
+        </span>
+      </div>
     </div>
     <div class="section restore-section">
-      <h3>Restore</h3>
+      <h3>Restore a Backup</h3>
       <Input
         v-model="restoreCode"
         name="restore-code"
@@ -50,10 +59,13 @@
 
 <script>
 
+import sha256 from 'crypto-js/sha256';
 import Button from '@/components/FormElements/Button';
 import Input from '@/components/FormElements/Input';
 import IconBackup from '@/assets/interface-icons/config-backup.svg';
 import IconRestore from '@/assets/interface-icons/config-restore.svg';
+import { backup } from '@/utils/CloudBackup';
+import { localStorageKeys } from '@/utils/defaults';
 
 export default {
   name: 'CloudBackupRestore',
@@ -65,6 +77,7 @@ export default {
       backupPassword: '',
       restorePassword: '',
       restoreCode: '',
+      backupId: localStorage[localStorageKeys.BACKUP_ID] || '',
     };
   },
   components: {
@@ -73,6 +86,44 @@ export default {
     IconBackup,
     IconRestore,
   },
+  methods: {
+    checkPass() {
+      const savedHash = localStorage[localStorageKeys.BACKUP_HASH] || undefined;
+      if (!savedHash || savedHash === this.makeHash(this.backupPassword)) {
+        this.makeBackup();
+      } else {
+        this.showErrorMsg('Incorrect password. Please enter the password you used last time.');
+      }
+    },
+    makeBackup() {
+      backup(this.config, this.backupPassword)
+        .then((response) => {
+          if (!response.data || response.data.errorMsg || !response.data.backupId) {
+            this.showErrorMsg(response.data.errorMsg || 'Error');
+          } else { // All clear, no error
+            this.updateAfterBackup(response.data.backupId);
+          }
+        }).catch(() => {
+          this.showErrorMsg('Unable to process request');
+        });
+    },
+    updateAfterBackup(backupId) {
+      const hash = this.makeHash(this.backupPassword);
+      localStorage.setItem(localStorageKeys.BACKUP_ID, backupId);
+      localStorage.setItem(localStorageKeys.BACKUP_HASH, hash);
+      this.showSuccessMsg('Backup Completed Succesfully');
+      this.backupPassword = '';
+    },
+    showErrorMsg(errorMsg) {
+      this.$toasted.show(errorMsg, { className: 'toast-error' });
+    },
+    showSuccessMsg(msg) {
+      this.$toasted.show(msg, { className: 'toast-success' });
+    },
+    makeHash(pass) {
+      return sha256(pass).toString();
+    },
+  },
 };
 </script>
 
@@ -112,8 +163,29 @@ export default {
     }
   }
 
+  div.results-view {
+    width: 16rem;
+    margin: 0.5rem auto;
+    padding: 0.5rem 0.75rem;
+    box-sizing: border-box;
+    border: 1px dashed var(--config-settings-color);
+    border-radius: var(--curve-factor);
+    text-align: left;
+    .backup-id-label, .backup-id-value {
+      display: inline;
+      font-size: 1rem;
+      margin-right: 0.5rem;
+    }
+    .backup-id-note {
+      font-size: 0.8rem;
+      display: block;
+      opacity: 0.8;
+      margin-top: 0.5rem;
+    }
+  }
+
   /* Overide form element colors, so that config menu can be themed by user */
-  input, button {
+  input, button, {
     color: var(--config-settings-color);
     border: 1px solid var(--config-settings-color);
     background: none;
diff --git a/src/components/FormElements/Button.vue b/src/components/FormElements/Button.vue
index c249ca25..4ea452d1 100644
--- a/src/components/FormElements/Button.vue
+++ b/src/components/FormElements/Button.vue
@@ -1,5 +1,5 @@
 <template>
-  <button>
+  <button @click="click()">
     <slot name="text"></slot>
     <slot name="icon"></slot>
   </button>
@@ -11,6 +11,7 @@ export default {
   name: 'Button',
   props: {
     text: String,
+    click: Function,
   },
 };
 </script>
diff --git a/src/components/Settings/ConfigLauncher.vue b/src/components/Settings/ConfigLauncher.vue
index d9e82118..3a458dfe 100644
--- a/src/components/Settings/ConfigLauncher.vue
+++ b/src/components/Settings/ConfigLauncher.vue
@@ -14,7 +14,7 @@
     </modal>
 
     <!-- Modal for cloud backup and restore options -->
-    <modal :name="modalNames.CLOUD_BACKUP" :resizable="true" width="60%" height="60%"
+    <modal :name="modalNames.CLOUD_BACKUP" :resizable="true" width="65%" height="60%"
       @closed="$emit('modalChanged', false)">
       <CloudBackupRestore :config="combineConfig()" />
     </modal>
diff --git a/src/styles/color-palette.scss b/src/styles/color-palette.scss
index 6e65c3a6..0f0c9f60 100644
--- a/src/styles/color-palette.scss
+++ b/src/styles/color-palette.scss
@@ -5,6 +5,16 @@
   --background: #0b1021; // Page background
   --background-darker: #05070e; // Used for navigation bar, footer and fills
 
+  /* Action Colors */
+  --info: #04e4f4;
+  --success: #20e253;
+  --warning: #f6f000;
+  --danger: #f80363;
+  --neutral: #272f4d;
+
+  --white: #fff;
+  --black: #000;
+
   /* Modified Colors */
   --item-group-background: #0b1021cc;
   --medium-grey: #5e6474;
@@ -16,6 +26,11 @@
   --transparent-50: #00000080;
   --transparent-30: #0000004d;
 
+  /* Semi-Transparent White*/
+  --transparent-white-70: #ffffffb3;
+  --transparent-white-50: #ffffff80;
+  --transparent-white-30: #ffffff4d;
+
   /* Other Variables */
   --outline-color: none;
   --curve-factor: 5px; // Border radius for most components
diff --git a/src/styles/global-styles.scss b/src/styles/global-styles.scss
index eff1b415..122893e3 100644
--- a/src/styles/global-styles.scss
+++ b/src/styles/global-styles.scss
@@ -20,6 +20,14 @@ h1, h2, h3, h4, h5 {
     font-family: 'Inconsolata', sans-serif;
 }
 
+.bold { font-weight: bold; }
+.light { font-weight: lighter; }
+.text-left { text-align: left;}
+.text-right { text-align: right;}
+.text-center { text-align: center;}
+.horizontal-center { margin: 0 auto; }
+.border-box { box-sizing: border-box; }
+
 /* Overiding styles for the global toast component */
 .toast-message {
     background: var(--toast-background) !important;
@@ -29,4 +37,15 @@ h1, h2, h3, h4, h5 {
     font-size: 1.25rem !important;
 }
 
+.toast-error {
+    background: var(--danger) !important;
+    color: var(--white) !important;
+    font-size: 1.25rem !important;
+}
+.toast-success {
+    background: var(--success) !important;
+    color: var(--white) !important;
+    font-size: 1.25rem !important;
+}
+
 
diff --git a/src/utils/CloudBackup.js b/src/utils/CloudBackup.js
index 41067407..17e24400 100644
--- a/src/utils/CloudBackup.js
+++ b/src/utils/CloudBackup.js
@@ -1,9 +1,10 @@
 /* eslint-disable */
 import sha256 from 'crypto-js/sha256';
 import aes from 'crypto-js/aes';
-import Base64 from 'crypto-js/enc-base64';
-import Hex from 'crypto-js/enc-hex';
 import Utf8 from 'crypto-js/enc-utf8';
+import axios from 'axios';
+
+const ENDPOINT = 'https://dashy-sync-service.as93.net/';
 
 /* Stringify, encrypt and encode data for transmission */
 const encryptData = (data, password) => {
@@ -22,11 +23,16 @@ const makeSubHash = (pass) => sha256(pass).toString().slice(0, 14);
 
 /* Makes the backup */
 export const backup = (data, password) => {
-  // const subHash = makeSubHash(password);
-  const encryptedData = encryptData(data, password);
-  console.log(encryptedData);
-  console.log(decryptData(encryptedData, password));
+  return axios.post(ENDPOINT, {
+    userData: encryptData(data, password),
+    subHash: makeSubHash(password),
+  });
 };
 
 /* Restores the backup */
-export const restore = (backupId, password) => { };
+export const restore = (backupId, password) => {
+  // return axios.get(ENDPOINT, {
+  //   backupId,
+  //   subHash: makeSubHash(password),
+  // });
+};
diff --git a/src/utils/defaults.js b/src/utils/defaults.js
index 6d134854..f79904d8 100644
--- a/src/utils/defaults.js
+++ b/src/utils/defaults.js
@@ -47,6 +47,8 @@ module.exports = {
     CONF_SECTIONS: 'confSections',
     PAGE_INFO: 'pageInfo',
     APP_CONFIG: 'appConfig',
+    BACKUP_ID: 'backupId',
+    BACKUP_HASH: 'backupHash',
   },
   topLevelConfKeys: {
     PAGE_INFO: 'pageInfo',
@@ -55,7 +57,7 @@ module.exports = {
   },
   toastedOptions: {
     position: 'bottom-center',
-    duration: 2000,
+    duration: 2500,
     keepOnHover: true,
     className: 'toast-message',
     iconPack: 'fontawesome',
diff --git a/yarn.lock b/yarn.lock
index 603f1a5e..07b81c7f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1904,6 +1904,13 @@ aws4@^1.8.0:
   resolved "https://registry.yarnpkg.com/aws4/-/aws4-1.11.0.tgz#d61f46d83b2519250e2784daf5b09479a8b41c59"
   integrity sha512-xh1Rl34h6Fi1DC2WWKfxUTVqRsNnr6LsKz2+hfwDxQJWmrx8+c7ylaqBMcHfl1U1r2dsifOvKX3LQuLNZ+XSvA==
 
+axios@^0.21.1:
+  version "0.21.1"
+  resolved "https://registry.yarnpkg.com/axios/-/axios-0.21.1.tgz#22563481962f4d6bde9a76d516ef0e5d3c09b2b8"
+  integrity sha512-dKQiRHxGD9PPRIUNIWvZhPTPpl1rf/OxTYKsqKUDjBwYylTvV7SjSHJb9ratfyzM6wCdLCOYLzs73qpg5c4iGA==
+  dependencies:
+    follow-redirects "^1.10.0"
+
 babel-eslint@^10.0.1:
   version "10.1.0"
   resolved "https://registry.yarnpkg.com/babel-eslint/-/babel-eslint-10.1.0.tgz#6968e568a910b78fb3779cdd8b6ac2f479943232"
@@ -2956,6 +2963,11 @@ crypto-browserify@^3.11.0:
     randombytes "^2.0.0"
     randomfill "^1.0.3"
 
+crypto-js@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/crypto-js/-/crypto-js-4.0.0.tgz#2904ab2677a9d042856a2ea2ef80de92e4a36dcc"
+  integrity sha512-bzHZN8Pn+gS7DQA6n+iUmBfl0hO5DJq++QP3U6uTucDtk/0iGpXd/Gg7CGR0p8tJhofJyaKoWBuJI4eAO00BBg==
+
 css-color-names@0.0.4, css-color-names@^0.0.4:
   version "0.0.4"
   resolved "https://registry.yarnpkg.com/css-color-names/-/css-color-names-0.0.4.tgz#808adc2e79cf84738069b646cb20ec27beb629e0"
@@ -4167,6 +4179,11 @@ follow-redirects@^1.0.0:
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.3.tgz#e5598ad50174c1bc4e872301e82ac2cd97f90267"
   integrity sha512-DUgl6+HDzB0iEptNQEXLx/KhTmDb8tZUHSeLqpnjpknR70H0nC2t9N73BK6fN4hOvJ84pKlIQVQ4k5FFlBedKA==
 
+follow-redirects@^1.10.0:
+  version "1.14.1"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.14.1.tgz#d9114ded0a1cfdd334e164e6662ad02bfd91ff43"
+  integrity sha512-HWqDgT7ZEkqRzBvc2s64vSZ/hfOceEol3ac/7tKwzuvEyWx3/4UegXh5oBOIotkGsObyk3xznnSRVADBgWSQVg==
+
 for-in@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/for-in/-/for-in-1.0.2.tgz#81068d295a8142ec0ac726c6e2200c30fb6d5e80"