Added logger tab

openflexure_microscope/api/static/src/components/tabContentComponents/loggingContent.vue

@@ -0,0 +1,144 @@
+<template>
+  <div
+    v-observe-visibility="visibilityChanged"
+    class="uk-padding uk-padding-remove-top"
+  >
+    <!-- Logging nav bar -->
+    <nav
+      class="logging-navbar uk-navbar-container uk-navbar-transparent"
+      uk-navbar="mode: click"
+    >
+      <!-- Left side controls -->
+      <div
+        class="uk-navbar-left uk-padding-remove-top uk-padding-remove-bottom"
+      ></div>
+
+      <!-- Right side buttons -->
+      <div class="uk-navbar-right">
+        <div class="uk-grid">
+          <div>
+            <button
+              class="uk-button uk-button-default uk-width-1-1"
+              type="button"
+              @click="updateLogs()"
+            >
+              Refresh Logs
+            </button>
+          </div>
+          <div>
+            <a class="uk-button uk-button-default" :href="logFileURI"
+              >Download Log File</a
+            >
+          </div>
+        </div>
+      </div>
+    </nav>
+
+    <!-- Logging items -->
+    <div class="uk-width-xlarge uk-align-center">
+      <div
+        v-for="item in pagedItems"
+        :key="item.timestamp"
+        uk-alert
+        :class="{
+          'uk-alert-warning uk-alert': item.data.levelname == 'WARNING',
+          'uk-alert-danger uk-alert': item.data.levelname == 'ERROR'
+        }"
+      >
+        <p>
+          <b>{{ formatDateTime(item.data.created) }}</b>
+        </p>
+        {{ item.data.levelname }}: {{ item.data.message }}
+      </div>
+
+      <Paginate
+        v-model="page"
+        :page-count="numberOfPages"
+        :page-range="3"
+        :margin-pages="1"
+        :container-class="'uk-pagination uk-flex-center'"
+        :prev-text="'Prev'"
+        :next-text="'Next'"
+        :page-class="'page-item'"
+        :active-class="'uk-active'"
+        :disabled-class="'uk-disabled'"
+      >
+      </Paginate>
+    </div>
+  </div>
+</template>
+
+<script>
+import axios from "axios";
+import Paginate from "vuejs-paginate";
+
+export default {
+  name: "LoggingContent",
+
+  components: {
+    Paginate
+  },
+
+  data: function() {
+    return {
+      maxitems: 20,
+      page: 1,
+      logs: []
+    };
+  },
+
+  computed: {
+    loggingUri: function() {
+      return `${this.$store.getters.baseUri}/api/v2/events/logging`;
+    },
+    logFileURI: function() {
+      return `${this.$store.getters.baseUri}/api/v2/log`;
+    },
+    pagedItems: function() {
+      let startIndex = (this.page - 1) * this.maxitems;
+      return this.logs.slice(startIndex, startIndex + this.maxitems);
+    },
+    numberOfPages: function() {
+      return Math.floor(this.logs.length / this.maxitems);
+    }
+  },
+
+  mounted() {
+    // Update on mount (does nothing if not connected)
+    this.updateLogs();
+  },
+
+  methods: {
+    visibilityChanged(isVisible) {
+      if (isVisible) {
+        this.updateLogs();
+      }
+    },
+    updateLogs: function() {
+      console.log("Updating logs...");
+      axios
+        .get(this.loggingUri)
+        .then(response => {
+          this.logs = response.data.reverse();
+        })
+        .catch(error => {
+          this.modalError(error); // Let mixin handle error
+        });
+    },
+    formatDateTime: function(isoDateTimeString) {
+      let date = new Date(isoDateTimeString);
+      return date.toLocaleDateString() + " " + date.toLocaleTimeString();
+    }
+  }
+};
+</script>
+
+<style lang="less" scoped>
+.logging-navbar {
+  border-width: 0 0 1px 0;
+  border-style: solid;
+  border-color: rgba(180, 180, 180, 0.25);
+  margin-bottom: 30px;
+  height: 80px;
+}
+</style>