From 840a4296b3f5a0f7cfa9ac10696cfa89605e9e9f Mon Sep 17 00:00:00 2001
From: Alicia Sykes <sykes.alicia@gmail.com>
Date: Sun, 25 Jul 2021 16:46:03 +0100
Subject: [PATCH] :construction: Adds a component to check for updates

---
 src/components/Configuration/AppVersion.vue | 112 ++++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 src/components/Configuration/AppVersion.vue

diff --git a/src/components/Configuration/AppVersion.vue b/src/components/Configuration/AppVersion.vue
new file mode 100644
index 00000000..48dfc4da
--- /dev/null
+++ b/src/components/Configuration/AppVersion.vue
@@ -0,0 +1,112 @@
+<template>
+  <div class="app-version">
+    <!-- Current Version -->
+    <p>
+      {{ $t('config.app-version-note') }} {{ appVersion }}
+    </p>
+    <div v-if="checksEnabled">
+      <!-- Results haven't come in yet, either still checking, or error -->
+      <p v-if="!finished">
+        {{ error ? 'Error checking for updates.' : 'Chcekcing for Updates...' }}
+      </p>
+      <!-- App is up-to-date -->
+      <p v-if="finished && isUpToDate" class="up-to-date">
+        ✅ Up-to-Date
+      </p>
+      <!-- An update is available, but not too out-of-date -->
+      <p  v-else-if="finished && !veryOutOfDate" class="update-availible">
+        ⚠️Update Availible: <b>{{ latestVersion }}</b>
+      </p>
+      <!-- Update available, app is VERY out of date, show some additional info -->
+      <p  v-else-if="finished && veryOutOfDate" class="big-update-availible">
+        ❗ Update Availible: <b>{{ latestVersion }}</b>
+        <span class="please-update">
+          You are using an unsupported version of Dashy.<br>
+          For the best experience, and recent security patches, please update to {{ latestVersion }}
+        </span>
+      </p>
+    </div>
+  </div>
+</template>
+
+<script>
+import axios from 'axios';
+
+export default {
+  name: 'AppInfoModal',
+  inject: ['config'],
+  data() {
+    return {
+      appVersion: process.env.VUE_APP_VERSION, // Current version, from package.json
+      latestVersion: '', // Will store latest version, when request returns
+      checksEnabled: true, // Should we check for updates
+      isUpToDate: true, // Is current version === latest version
+      veryOutOfDate: false, // If the app is more than 5 versions out of date
+      finished: false, // Set to true when request is done
+      error: false, // Set to true if checkig fails
+    };
+  },
+  mounted() {
+    const appConfig = this.config.appConfig || {};
+    if (!this.appVersion || (appConfig && appConfig.disableUpdateChecks)) {
+      // Either current version isn't found, or user disabled checks
+      this.checksEnabled = false;
+    } else {
+      this.checkVersion(); // Trigger the check
+    }
+  },
+  methods: {
+    /* Gets the apps latest version from Dashy's git repo */
+    checkVersion() {
+      const packageUrl = 'https://raw.githubusercontent.com/Lissy93/dashy/master/package.json';
+      axios.get(packageUrl).then((response) => {
+        if (response && response.data && response.data.version) {
+          this.latestVersion = response.data.version;
+          this.isUpToDate = this.checkIfUpToDate(this.appVersion, this.latestVersion);
+          this.finished = true;
+        }
+      }).catch(() => {
+        this.error = true;
+      });
+    },
+    /* Compares the current version, with the package.json version */
+    checkIfUpToDate(currentVersion, latestVersion) {
+      const parse = (version) => parseInt(version.replaceAll('.', ''), 10);
+      const difference = parse(latestVersion) - parse(currentVersion);
+      if (difference > 5) this.veryOutOfDate = true;
+      return difference <= 0;
+    },
+  },
+};
+</script>
+
+<style scoped lang="scss">
+
+div.app-version {
+  color: var(--settings-text-color);
+  text-align: center;
+  p {
+    margin: 0.5rem auto;
+    color: var(--transparent-white-50);
+    cursor: default;
+    &.up-to-date {
+      color: var(--success);
+      font-weight: bold;
+      opacity: 0.8;
+    }
+    &.update-availible {
+      color: var(--warning);
+      opacity: 0.8;
+    }
+    &.big-update-availible {
+      color: var(--danger);
+      .please-update {
+        font-size: 0.8rem;
+        color: var(--danger);
+        display: block;
+      }
+    }
+  }
+}
+
+</style>