add a way to import contacts & settings

src/views/AccountViewView.vue

@@ -82,6 +82,7 @@
     <router-link
       :to="{ name: 'new-edit-account' }"
       class="block text-center text-lg font-bold uppercase bg-slate-500 text-white px-2 py-3 rounded-md mb-2"
+      v-if="activeDid"
     >
       Edit Identity
     </router-link>
@@ -153,7 +154,7 @@
       </label>
     </div>
 
-    <h3 class="text-sm uppercase font-semibold mb-3">Data</h3>
+    <h3 class="text-sm uppercase font-semibold mb-3">Data Export</h3>
 
     <router-link
       :to="{ name: 'seed-backup' }"
@@ -180,7 +181,7 @@
       If no download happened yet, click again here to download now.
     </a>
 
-    <div v-if="activeDid" class="flex py-2">
+    <div v-if="activeDid" class="flex mt-8 py-2">
       <button class="text-center text-md text-blue-500" @click="checkLimits()">
         Check Limits
       </button>
@@ -306,6 +307,21 @@
         </div>
       </label>
 
+      <div class="grid-cols-2">
+        <span class="text-slate-500 text-sm font-bold mb-2">Data Import</span>
+        <input type="file" @change="uploadFile" class="ml-2" />
+        <div v-if="showContactImport()">
+          <button
+            class="block text-center text-md uppercase bg-slate-500 text-white px-1.5 py-2 rounded-md mb-6"
+            @click="submitFile()"
+          >
+            Import Settings & Contacts
+            <br />
+            (excluding Identifier Data)
+          </button>
+        </div>
+      </div>
+
       <div class="flex py-2">
         <button class="text-blue-500">
           <router-link :to="{ name: 'statistics' }" class="block text-center">
@@ -407,7 +423,9 @@
 
 <script lang="ts">
 import { AxiosError, AxiosRequestConfig } from "axios";
+import Dexie from "dexie";
 import "dexie-export-import";
+import { ref } from "vue";
 import { Component, Vue } from "vue-facing-decorator";
 import { useClipboard } from "@vueuse/core";
 
@@ -418,6 +436,7 @@ import { MASTER_SETTINGS_KEY, Settings } from "@/db/tables/settings";
 import { accessToken } from "@/libs/crypto";
 import { IIdentifier } from "@veramo/core";
 import { ErrorResponse, RateLimits } from "@/libs/endorserServer";
+import { ImportProgress } from "dexie-export-import/dist/import";
 
 // eslint-disable-next-line @typescript-eslint/no-var-requires
 const Buffer = require("buffer/").Buffer;
@@ -436,6 +455,8 @@ interface IAccount {
   derivationPath: string;
 }
 
+const inputFileNameRef = ref<Blob>();
+
 @Component({ components: { QuickNav } })
 export default class AccountViewView extends Vue {
   $notify!: (notification: Notification, timeout?: number) => void;
@@ -480,26 +501,18 @@ export default class AccountViewView extends Vue {
     try {
       // Open the accounts database
       await accountsDB.open();
-    } catch (error) {
-      console.error("Failed to open accounts database:", error);
-      return null;
-    }
 
-    let account: { identity?: string } | undefined;
-
-    try {
       // Search for the account with the matching DID (decentralized identifier)
-      account = await accountsDB.accounts
-        .where("did")
-        .equals(activeDid)
-        .first();
+      const account: { identity?: string } | undefined =
+        await accountsDB.accounts.where("did").equals(activeDid).first();
+
+      accountsDB.close();
+      // Return parsed identity or null if not found
+      return JSON.parse((account?.identity as string) || "null");
     } catch (error) {
       console.error("Failed to find account:", error);
       return null;
     }
-
-    // Return parsed identity or null if not found
-    return JSON.parse((account?.identity as string) || "null");
   }
 
   /**
@@ -548,6 +561,7 @@ export default class AccountViewView extends Vue {
   async beforeCreate() {
     await accountsDB.open();
     this.numAccounts = await accountsDB.accounts.count();
+    accountsDB.close();
   }
 
   /**
@@ -572,6 +586,7 @@ export default class AccountViewView extends Vue {
       if (identity) {
         this.processIdentity(identity);
       }
+      db.close();
     } catch (err: unknown) {
       this.handleError(err);
     }
@@ -668,6 +683,7 @@ export default class AccountViewView extends Vue {
       db.settings.update(MASTER_SETTINGS_KEY, {
         showContactGivesInline: this.showContactGives,
       });
+      db.close();
     } catch (err) {
       this.$notify(
         {
@@ -787,6 +803,43 @@ export default class AccountViewView extends Vue {
     console.error("Export Error:", error);
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-explicit-any
+  async uploadFile(event: any) {
+    inputFileNameRef.value = event.target.files[0];
+  }
+
+  showContactImport() {
+    return !!inputFileNameRef.value;
+  }
+
+  /**
+   * Asynchronously imports the database from a downloadable JSON file.
+   *
+   * @throws Will notify the user if there is an export error.
+   */
+  async submitFile() {
+    if (inputFileNameRef.value != null) {
+      if (
+        confirm(
+          "This will replace all settings and contacts, so we recommend you first do the backup step above." +
+            " Are you sure you want to import and replace all contacts and settings?",
+        )
+      ) {
+        await db.delete();
+        await Dexie.import(inputFileNameRef.value, {
+          progressCallback: this.progressCallback,
+        });
+      }
+    }
+  }
+
+  private progressCallback(progress: ImportProgress) {
+    console.log(
+      `Import progress: ${progress.completedRows} of ${progress.totalRows} rows completed.`,
+    );
+    return true;
+  }
+
   async checkLimits() {
     const identity = await this.getIdentity(this.activeDid);
     if (identity) {
@@ -815,6 +868,7 @@ export default class AccountViewView extends Vue {
               isRegistered: true,
             });
             this.isRegistered = true;
+            db.close();
           } catch (err) {
             console.error("Got an error updating settings:", err);
             this.$notify(
@@ -886,6 +940,7 @@ export default class AccountViewView extends Vue {
     } else {
       await this.switchToAccountNumber(accountNum);
     }
+    db.close();
   }
 
   /**
@@ -916,9 +971,12 @@ export default class AccountViewView extends Vue {
     const accounts = await accountsDB.accounts.toArray();
     const account = accounts[accountNum - 1];
 
+    await db.open();
     await db.settings.update(MASTER_SETTINGS_KEY, { activeDid: account.did });
 
     this.updateActiveAccountProperties(account);
+    db.close();
+    accountsDB.close();
   }
 
   /**
@@ -946,6 +1004,7 @@ export default class AccountViewView extends Vue {
       apiServer: this.apiServerInput,
     });
     this.apiServer = this.apiServerInput;
+    db.close();
   }
 
   async onClickSavePushServer() {
@@ -963,6 +1022,7 @@ export default class AccountViewView extends Vue {
       },
       -1,
     );
+    db.close();
   }
 }
 </script>