From 30c8c2f2b05bab8b962b51c0faeb282980324a5c Mon Sep 17 00:00:00 2001
From: Daniel Weipert <code@drogueronin.de>
Date: Fri, 9 Jul 2021 15:12:50 +0200
Subject: Splits UI into steps and enhances log messages

---
 app/imap.js                       |  49 +++++++++++----
 app/index.html                    |   4 +-
 app/src/components/Folders.vue    |   7 +++
 app/src/components/Panel.vue      |  55 +++++++++++++++-
 app/src/components/Select.vue     |  81 ++++++++++++++++++++++++
 app/src/pages/Home.vue            | 129 --------------------------------------
 app/src/pages/Steps/1-From.vue    |  32 ++++++++++
 app/src/pages/Steps/2-To.vue      |  51 +++++++++++++++
 app/src/pages/Steps/3-Migrate.vue | 111 ++++++++++++++++++++++++++++++++
 app/src/router.js                 |  18 +++++-
 package-lock.json                 |   5 ++
 package.json                      |   1 +
 12 files changed, 394 insertions(+), 149 deletions(-)
 create mode 100644 app/src/components/Select.vue
 delete mode 100644 app/src/pages/Home.vue
 create mode 100644 app/src/pages/Steps/1-From.vue
 create mode 100644 app/src/pages/Steps/2-To.vue
 create mode 100644 app/src/pages/Steps/3-Migrate.vue

diff --git a/app/imap.js b/app/imap.js
index 4041089..d8caa0e 100644
--- a/app/imap.js
+++ b/app/imap.js
@@ -1,9 +1,10 @@
 const { ipcMain } = require('electron');
 const { ImapFlow } = require('imapflow');
 
-ipcMain.on('imap:listTree:from', listTreeFrom);
-ipcMain.on('imap:listTree:to', listTreeTo);
-ipcMain.on('imap:migrate', migrate);
+ipcMain.on('imap:connect', apiConnect);
+ipcMain.on('imap:listTree:from', apiListTreeFrom);
+ipcMain.on('imap:listTree:to', apiListTreeTo);
+ipcMain.on('imap:migrate', apiMigrate);
 
 /**
  * Connect to server
@@ -51,7 +52,22 @@ ImapFlow.prototype.fetchArray = async function (range, query, options = {}) {
  * @param {IpcMainEvent} event
  * @param {object} options
  */
-async function listTreeFrom (event, options) {
+async function apiConnect (event, options) {
+  try {
+    const client = await connect(options);
+
+    event.reply('imap:connect:reply', true);
+    await client.logout();
+  } catch (e) {
+    event.reply('imap:connect:error', e);
+  }
+}
+
+/**
+ * @param {IpcMainEvent} event
+ * @param {object} options
+ */
+async function apiListTreeFrom (event, options) {
   try {
     const client = await connect(options);
 
@@ -66,7 +82,7 @@ async function listTreeFrom (event, options) {
  * @param {IpcMainEvent} event
  * @param {object} options
  */
-async function listTreeTo (event, options) {
+async function apiListTreeTo (event, options) {
   try {
     const client = await connect(options);
 
@@ -82,7 +98,7 @@ async function listTreeTo (event, options) {
  * @param {object} from
  * @param {object} to
  */
-async function migrate (event, { from, to }) {
+async function apiMigrate (event, { from, to }) {
   const fromClient = await connect(from);
   const toClient = await connect(to);
 
@@ -108,17 +124,24 @@ async function migrate (event, { from, to }) {
       event.reply('imap:migrate:progress', '- Comparing messages');
       const msgs = fromMsgs.filter((fromMsg) => !toMsgs.some((toMsg) => Buffer.compare(toMsg.source, fromMsg.source) === 0));
 
-      event.reply('imap:migrate:progress', `- Message status: Found ${fromMsgs.length} messages total and ${msgs.length} new messages to migrate`);
+      event.reply('imap:migrate:progress', `- Found ${fromMsgs.length} messages total and ${msgs.length} new messages to migrate`);
 
-      await toClient.noop();
-      for (const msg of msgs) {
-        appendCommands.push(toClient.append(fromFolder.path, msg.source, Array.from(msg.flags), msg.envelope.date));
+      if (msgs.length > 0) {
+        event.reply('imap:migrate:progress', '- Starting migration');
+
+        await toClient.noop();
+        for (const msg of msgs) {
+          appendCommands.push(toClient.append(fromFolder.path, msg.source, Array.from(msg.flags), msg.envelope.date));
+        }
+
+        await Promise.all(appendCommands);
+        event.reply('imap:migrate:progress', '- Done');
       }
-    } finally {
-      await Promise.all(appendCommands);
-      event.reply('imap:migrate:progress', '- Done');
+
       fromMailbox.release();
       toMailbox.release();
+    } catch (e) {
+      event.reply('imap:migrate:error', e);
     }
   }
 
diff --git a/app/index.html b/app/index.html
index 8b7ddc9..df22432 100644
--- a/app/index.html
+++ b/app/index.html
@@ -2,8 +2,8 @@
 <html>
 <head>
     <meta charset="UTF-8">
-    <meta http-equiv="Content-Security-Policy" content="default-src 'self'; script-src 'self'">
-    <title>Hello World!</title>
+    <meta http-equiv="Content-Security-Policy" content="default-src 'self'; script-src 'self'; img-src data:">
+    <title>Mail Migrator</title>
     <link rel="stylesheet" href="./build/index.css">
 </head>
 <body>
diff --git a/app/src/components/Folders.vue b/app/src/components/Folders.vue
index b801c1a..5c5c388 100644
--- a/app/src/components/Folders.vue
+++ b/app/src/components/Folders.vue
@@ -19,3 +19,10 @@ export default {
   },
 };
 </script>
+
+<style lang="scss">
+ul {
+  padding-left: 1em;
+  list-style-type: dot;
+}
+</style>
diff --git a/app/src/components/Panel.vue b/app/src/components/Panel.vue
index 527a8a9..eb92af7 100644
--- a/app/src/components/Panel.vue
+++ b/app/src/components/Panel.vue
@@ -1,5 +1,9 @@
 <template>
-  <form data-abide @submit.prevent="$emit('connect')">
+  <form @submit.prevent="connect">
+    <div v-show="apiMessage.type" class="callout" :class="{ success: apiMessage.type === 'success', alert: apiMessage.type === 'error' }">
+      <p>{{ apiMessage.msg }}</p>
+    </div>
+
     <div class="grid-x">
       <div class="cell">
         <label>
@@ -10,7 +14,14 @@
     <div class="grid-x">
       <div class="cell">
         <label>
-          Port <input type="text" :value="modelValue.port" required @input="emit('port', $event.target.value)">
+          Port
+          <Select
+            :model-value="modelValue.port"
+            required
+            :options="ports"
+            :config="{ tags: true }"
+            @update:modelValue="(value) => emit('port', value)"
+          />
         </label>
       </div>
     </div>
@@ -33,9 +44,14 @@
 </template>
 
 <script>
-import dynamicModelObjectEmit from '../mixins/dynamicModelObjectEmit';
+import Select from './Select';
+import dynamicModelObjectEmit from '~/mixins/dynamicModelObjectEmit';
 
 export default {
+  components: {
+    Select,
+  },
+
   mixins: [
     dynamicModelObjectEmit,
   ],
@@ -45,8 +61,41 @@ export default {
   data () {
     return {
       uid: crypto.getRandomValues(new Uint8Array(1)),
+      apiMessage: {
+        type: '',
+        msg: '',
+      },
+
+      ports: [...new Set([
+        143,
+        993,
+        Number(this.modelValue.port),
+      ])].map((port) => ({ id: port, text: port })),
     };
   },
+
+  mounted () {
+    this.$electron.ipcRenderer.on('imap:connect:reply', (event, success) => {
+      this.apiMessage = {
+        type: 'success',
+        msg: 'Connected!',
+      };
+    });
+
+    this.$electron.ipcRenderer.on('imap:connect:error', (event, error) => {
+      this.apiMessage = {
+        type: 'error',
+        msg: error,
+      };
+    });
+  },
+
+  methods: {
+    connect () {
+      this.$electron.ipcRenderer.send('imap:connect', JSON.parse(JSON.stringify(this.modelValue)));
+      this.$emit('connect');
+    },
+  },
 };
 </script>
 
diff --git a/app/src/components/Select.vue b/app/src/components/Select.vue
new file mode 100644
index 0000000..f2d1187
--- /dev/null
+++ b/app/src/components/Select.vue
@@ -0,0 +1,81 @@
+<template>
+  <select />
+</template>
+
+<script>
+import 'select2/dist/js/select2.min';
+import $ from 'jquery';
+
+export default {
+  props: {
+    options: {
+      type: Array,
+      required: true,
+    },
+
+    modelValue: {
+      type: [Number, String],
+      required: true,
+    },
+
+    config: {
+      type: Object,
+      default: () => ({}),
+    },
+  },
+
+  emits: ['update:modelValue'],
+
+  watch: {
+    options (value) {
+      $(this.$el)
+        .empty().select2({ data: value });
+    },
+
+    modelValue (value) {
+      $(this.$el)
+        .val(value)
+        .trigger('change');
+    },
+  },
+
+  mounted () {
+    $(this.$el)
+      .select2({ ...this.config, data: this.options })
+      .val(this.modelValue)
+      .trigger('change')
+      .on('change', (ev) => {
+        this.$emit('update:modelValue', ev.target.value);
+      });
+  },
+
+  unmounted () {
+    $(this.$el)
+      .off()
+      .select2('destroy');
+  },
+};
+</script>
+
+<style lang="scss">
+@import '~select2/dist/css/select2.min.css';
+
+.select2 {
+  &-selection {
+    height: 2.4375rem !important;
+    border-radius: 0 !important;
+    border: 1px solid #cacaca !important;
+
+    &__rendered {
+      padding: .5rem;
+      font-size: 1rem !important;
+      line-height: 1.5 !important;
+    }
+
+    &__arrow {
+      height: 2.4375rem !important;
+      top: 0;
+    }
+  }
+}
+</style>
diff --git a/app/src/pages/Home.vue b/app/src/pages/Home.vue
deleted file mode 100644
index 8385a46..0000000
--- a/app/src/pages/Home.vue
+++ /dev/null
@@ -1,129 +0,0 @@
-<template>
-  <div class="wrap">
-    <div class="panels">
-      <div>
-        <h1>FROM</h1>
-        {{ from.error }}
-        <Panel v-model="from" @connect="connectFrom" />
-        <ul v-if="from.folders">
-          <Folders :folder="from.folders" />
-        </ul>
-      </div>
-
-      <div>
-        <h1>TO</h1>
-        {{ to.error }}
-        <Panel v-model="to" @connect="connectTo" />
-        <ul v-if="to.folders">
-          <Folders :folder="to.folders" />
-        </ul>
-      </div>
-    </div>
-
-    <button class="button" @click="migrate">
-      Migrate!
-    </button>
-
-    <div class="progress-screen">
-      <b>{{ progress }}</b>
-      <br>
-      <div class="progress-screen__log">
-        <div v-for="(msg, idx) in log" :key="idx">
-          {{ msg }}
-        </div>
-      </div>
-    </div>
-  </div>
-</template>
-
-<script>
-import Panel from '../components/Panel.vue';
-import Folders from '../components/Folders';
-
-export default {
-  components: {
-    Panel,
-    Folders,
-  },
-
-  data () {
-    return {
-      progress: '',
-      log: [],
-    };
-  },
-
-  computed: {
-    from: {
-      set (value) {
-        this.$store.commit('setFrom', value);
-      },
-      get () {
-        return this.$store.state.from;
-      },
-    },
-    to: {
-      set (value) {
-        this.$store.commit('setTo', value);
-      },
-      get () {
-        return this.$store.state.to;
-      },
-    },
-  },
-
-  mounted () {
-    this.$electron.ipcRenderer.on('imap:listTree:from:reply', (event, folders) => {
-      this.from.folders = folders;
-    });
-
-    this.$electron.ipcRenderer.on('imap:listTree:to:reply', (event, folders) => {
-      this.to.folders = folders;
-    });
-
-    this.$electron.ipcRenderer.on('imap:from:error', (event, error) => {
-      this.from.error = error;
-    });
-    this.$electron.ipcRenderer.on('imap:to:error', (event, error) => {
-      this.to.error = error;
-    });
-
-    this.$electron.ipcRenderer.on('imap:migrate:progress', (event, progress) => {
-      this.progress = progress;
-      this.log.push(progress);
-    });
-  },
-
-  methods: {
-    connectFrom () {
-      this.$electron.ipcRenderer.send('imap:listTree:from', JSON.parse(JSON.stringify(this.from)));
-    },
-
-    connectTo () {
-      this.$electron.ipcRenderer.send('imap:listTree:to', JSON.parse(JSON.stringify(this.to)));
-    },
-
-    async migrate () {
-      this.progress = '';
-      this.log = [];
-
-      this.$electron.ipcRenderer.send('imap:migrate', {
-        from: JSON.parse(JSON.stringify(this.from)),
-        to: JSON.parse(JSON.stringify(this.to)),
-      });
-    },
-  },
-};
-</script>
-
-<style lang="scss">
-.panels {
-  display: flex;
-  justify-content: space-between;
-}
-
-ul {
-  padding-left: 1em;
-  list-style-type: dot;
-}
-</style>
diff --git a/app/src/pages/Steps/1-From.vue b/app/src/pages/Steps/1-From.vue
new file mode 100644
index 0000000..e1bd82e
--- /dev/null
+++ b/app/src/pages/Steps/1-From.vue
@@ -0,0 +1,32 @@
+<template>
+  <div>
+    <h1>From</h1>
+
+    <Panel v-model="from" />
+
+    <router-link to="/steps/2">
+      next
+    </router-link>
+  </div>
+</template>
+
+<script>
+import Panel from '~/components/Panel';
+
+export default {
+  components: {
+    Panel,
+  },
+
+  computed: {
+    from: {
+      set (value) {
+        this.$store.commit('setFrom', value);
+      },
+      get () {
+        return this.$store.state.from;
+      },
+    },
+  },
+};
+</script>
diff --git a/app/src/pages/Steps/2-To.vue b/app/src/pages/Steps/2-To.vue
new file mode 100644
index 0000000..1cce01d
--- /dev/null
+++ b/app/src/pages/Steps/2-To.vue
@@ -0,0 +1,51 @@
+<template>
+  <div>
+    <router-link to="/steps/1">
+      previous
+    </router-link>
+
+    <h1>To</h1>
+
+    <Panel v-model="to" @connect="connect" />
+
+    <router-link to="/steps/3">
+      next
+    </router-link>
+  </div>
+</template>
+
+<script>import Panel from '~/components/Panel';
+
+export default {
+  components: {
+    Panel,
+  },
+
+  computed: {
+    to: {
+      set (value) {
+        this.$store.commit('setTo', value);
+      },
+      get () {
+        return this.$store.state.to;
+      },
+    },
+  },
+
+  mounted () {
+    this.$electron.ipcRenderer.on('imap:listTree:to:reply', (event, folders) => {
+      this.to.folders = folders;
+    });
+
+    this.$electron.ipcRenderer.on('imap:to:error', (event, error) => {
+      this.to.error = error;
+    });
+  },
+
+  methods: {
+    connect () {
+      this.$electron.ipcRenderer.send('imap:listTree:to', JSON.parse(JSON.stringify(this.to)));
+    },
+  },
+};
+</script>
diff --git a/app/src/pages/Steps/3-Migrate.vue b/app/src/pages/Steps/3-Migrate.vue
new file mode 100644
index 0000000..c8d2e39
--- /dev/null
+++ b/app/src/pages/Steps/3-Migrate.vue
@@ -0,0 +1,111 @@
+<template>
+  <div>
+    <router-link to="/steps/2">
+      previous
+    </router-link>
+
+    <div>
+      From
+      <div class="input-group">
+        <input type="text" disabled :value="from.server"> <input type="text" disabled :value="from.port">
+      </div>
+    </div>
+    <div>
+      To
+      <div class="input-group">
+        <input type="text" disabled :value="to.server"> <input type="text" disabled :value="to.port">
+      </div>
+    </div>
+
+    <div>
+      Bedingungen
+      <br>
+      <input type="text">
+    </div>
+
+    <ul v-if="from.folders">
+      <Folders :folder="from.folders" />
+    </ul>
+
+    <button class="button" @click="migrate">
+      Migrate!
+    </button>
+
+    <div class="progress-screen">
+      <b>{{ progress }}</b>
+      <br>
+      <b>{{ progressMessages }}</b>
+      <br>
+      <div class="progress-screen__log">
+        <div v-for="(msg, idx) in log" :key="idx">
+          {{ msg }}
+        </div>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script>
+import Folders from '~/components/Folders';
+
+export default {
+  components: {
+    Folders,
+  },
+
+  data () {
+    return {
+      progress: '',
+      log: [],
+      progressMessages: '',
+    };
+  },
+
+  computed: {
+    from: {
+      set (value) {
+        this.$store.commit('setFrom', value);
+      },
+      get () {
+        return this.$store.state.from;
+      },
+    },
+    to: {
+      set (value) {
+        this.$store.commit('setTo', value);
+      },
+      get () {
+        return this.$store.state.to;
+      },
+    },
+  },
+
+  mounted () {
+    this.$electron.ipcRenderer.on('imap:listTree:from:reply', (event, folders) => {
+      this.from.folders = folders;
+    });
+    this.$electron.ipcRenderer.send('imap:listTree:from', JSON.parse(JSON.stringify(this.from)));
+
+    this.$electron.ipcRenderer.on('imap:migrate:progress', (event, progress) => {
+      this.progress = progress;
+      this.log.push(progress);
+    });
+    this.$electron.ipcRenderer.on('imap:migrate:progress:messages', (event, progress) => {
+      this.progressMessages = progress;
+    });
+  },
+
+  methods: {
+    async migrate () {
+      this.progress = '';
+      this.log = [];
+      this.progressMessages = '';
+
+      this.$electron.ipcRenderer.send('imap:migrate', JSON.parse(JSON.stringify({
+        from: this.from,
+        to: this.to,
+      })));
+    },
+  },
+};
+</script>
diff --git a/app/src/router.js b/app/src/router.js
index 7676449..93ca201 100644
--- a/app/src/router.js
+++ b/app/src/router.js
@@ -1,12 +1,26 @@
 import { createRouter, createWebHashHistory } from 'vue-router';
-import Home from './pages/Home';
+import Step1 from './pages/Steps/1-From';
+import Step2 from './pages/Steps/2-To';
+import Step3 from './pages/Steps/3-Migrate';
 
 export default createRouter({
   history: createWebHashHistory(),
   routes: [
     {
       path: '/',
-      component: Home,
+      redirect: '/steps/1',
+    },
+    {
+      path: '/steps/1',
+      component: Step1,
+    },
+    {
+      path: '/steps/2',
+      component: Step2,
+    },
+    {
+      path: '/steps/3',
+      component: Step3,
     },
   ],
 });
diff --git a/package-lock.json b/package-lock.json
index cc1cdf1..9f48f98 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6726,6 +6726,11 @@
         }
       }
     },
+    "select2": {
+      "version": "4.1.0-rc.0",
+      "resolved": "https://registry.npmjs.org/select2/-/select2-4.1.0-rc.0.tgz",
+      "integrity": "sha512-Hr9TdhyHCZUtwznEH2CBf7967mEM0idtJ5nMtjvk3Up5tPukOLXbHUNmh10oRfeNIhj+3GD3niu+g6sVK+gK0A=="
+    },
     "semver": {
       "version": "6.3.0",
       "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
diff --git a/package.json b/package.json
index d78b675..6d9a7c9 100644
--- a/package.json
+++ b/package.json
@@ -17,6 +17,7 @@
     "foundation-sites": "^6.6.3",
     "imapflow": "^1.0.59",
     "jquery": "^3.6.0",
+    "select2": "^4.1.0-rc.0",
     "vue": "^3.1.1",
     "vue-router": "^4.0.10",
     "vuex": "^4.0.2"
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