Loading remote database and inquiries #109

src/components/Splitpanes/index.vue

@@ -75,14 +75,23 @@ export default {
   props: {
     horizontal: { type: Boolean, default: false },
     before: { type: Object },
-    after: { type: Object }
+    after: { type: Object },
+    default: {
+      type: Object,
+      default: () => {
+        return {
+          before: 50,
+          after: 50
+        }
+      }
+    }
   },
   data () {
     return {
       container: null,
       paneBefore: this.before,
       paneAfter: this.after,
-      beforeMinimising: {
+      beforeMinimising: !this.after.size || !this.before.size ? this.default : {
         before: this.before.size,
         after: this.after.size
       },

src/lib/database/index.js

@@ -77,7 +77,7 @@ class Database {
     }
 
     this.dbName = file ? fu.getFileName(file) : 'database'
-    this.refreshSchema()
+    await this.refreshSchema()
 
     events.send('database.import', file ? file.size : 0, {
       from: file ? 'sqlite' : 'none',

src/lib/tab.js

@@ -22,6 +22,7 @@ export default class Tab {
       table: 'bottom',
       dataView: 'hidden'
     }
+    this.maximize = inquiry.maximize
 
     this.isSaved = !!inquiry.id
     this.state = state

src/router.js

@@ -4,6 +4,7 @@ import Workspace from '@/views/Main/Workspace'
 import Inquiries from '@/views/Main/Inquiries'
 import Welcome from '@/views/Welcome'
 import Main from '@/views/Main'
+import LoadView from '@/views/LoadView'
 import store from '@/store'
 import database from '@/lib/database'
 
@@ -31,6 +32,11 @@ const routes = [
         component: Inquiries
       }
     ]
+  },
+  {
+    path: '/load',
+    name: 'Load',
+    component: LoadView
   }
 ]
 
@@ -39,7 +45,7 @@ const router = new VueRouter({
 })
 
 router.beforeEach(async (to, from, next) => {
-  if (!store.state.db) {
+  if (!store.state.db && to.name !== 'Load') {
     const newDb = database.getNewDatabase()
     await newDb.loadDb()
     store.commit('setDb', newDb)

src/views/LoadView.vue

@@ -0,0 +1,188 @@
+<template>
+    <div>
+      <logs
+        id="logs"
+        :messages="messages"
+      />
+      <button
+        v-if="hasErrors"
+        id="open-workspace-btn"
+        class="secondary"
+        @click="$router.push('/workspace?hide_schema=1')">
+        Open workspace
+      </button>
+    </div>
+</template>
+
+<script>
+import fu from '@/lib/utils/fileIo'
+import database from '@/lib/database'
+import Logs from '@/components/Logs'
+
+export default {
+  name: 'LoadView',
+  components: {
+    Logs
+  },
+  data () {
+    return {
+      newDb: null,
+      messages: [],
+      dataMsg: {},
+      inquiryMsg: {}
+    }
+  },
+  computed: {
+    hasErrors () {
+      return this.dataMsg.type === 'error' || this.inquiryMsg.type === 'error'
+    }
+  },
+  async created () {
+    const {
+      data_url: dataUrl,
+      data_format: dataFormat,
+      inquiry_url: inquiryUrl,
+      inquiry_id: inquiryIds,
+      maximize
+    } = this.$route.query
+
+    await this.loadData(dataUrl, dataFormat)
+    const inquiries = await this.loadInquiries(inquiryUrl, inquiryIds)
+    if (inquiries && inquiries.length > 0) {
+      await this.openInquiries(inquiries, maximize)
+    }
+    if (!this.hasErrors) {
+      this.$router.push('/workspace?hide_schema=1')
+    }
+  },
+  methods: {
+    async loadData (dataUrl, dataFormat) {
+      this.newDb = database.getNewDatabase()
+      if (dataUrl) {
+        this.dataMsg = {
+          message: 'Preparing data...',
+          type: 'info'
+        }
+        this.messages.push(this.dataMsg)
+
+        // Show loading indicator after 1 second
+        const loadingDataIndicator = setTimeout(() => {
+          if (this.dataMsg.type === 'info') {
+            this.dataMsg.type = 'loading'
+          }
+        }, 1000)
+
+        if (dataFormat === 'sqlite') {
+          await this.getSqliteDb(dataUrl)
+        }
+
+        // Loading indicator is not needed anymore
+        clearTimeout(loadingDataIndicator)
+      } else {
+        await this.newDb.loadDb()
+      }
+      this.$store.commit('setDb', this.newDb)
+    },
+    async getSqliteDb (dataUrl) {
+      try {
+        const filename = new URL(dataUrl).pathname.split('/').pop()
+        const res = await fu.readFile(dataUrl)
+        if (!res.ok) {
+          throw new Error('Fetching DB failed')
+        }
+        const file = await res.blob()
+        file.name = filename
+
+        await this.newDb.loadDb(file)
+        this.dataMsg.message = 'Data is ready'
+        this.dataMsg.type = 'success'
+      } catch (error) {
+        console.error(error)
+        this.dataMsg.message = error
+        this.dataMsg.type = 'error'
+      }
+    },
+    async loadInquiries (inquiryUrl, inquiryIds = []) {
+      if (!inquiryUrl) {
+        return []
+      }
+      // Show loading indicator after 1 second
+      const loadingInquiriesIndicator = setTimeout(() => {
+        if (this.inquiryMsg.type === 'info') {
+          this.inquiryMsg.type = 'loading'
+        }
+      }, 1000)
+      try {
+        this.inquiryMsg = {
+          message: 'Preparing inquiries...',
+          type: 'info'
+        }
+        this.messages.push(this.inquiryMsg)
+
+        const res = await fu.readFile(inquiryUrl)
+        const file = await res.json()
+
+        this.inquiryMsg.message = 'Inquiries are ready'
+        this.inquiryMsg.type = 'success'
+
+        return inquiryIds.length > 0
+          ? file.inquiries.filter(inquiry => inquiryIds.includes(inquiry.id))
+          : file.inquiries
+      } catch (error) {
+        console.error(error)
+        this.inquiryMsg.message = error
+        this.inquiryMsg.type = 'error'
+      }
+      // Loading indicator is not needed anymore
+      clearTimeout(loadingInquiriesIndicator)
+    },
+    async openInquiries (inquiries, maximize) {
+      let tabToOpen = null
+      const layout = maximize ? this.getLayout(maximize) : undefined
+      for (const inquiry of inquiries) {
+        const tabId = await this.$store.dispatch('addTab', {
+          ...inquiry,
+          id: undefined,
+          layout,
+          maximize
+        })
+        if (!tabToOpen) {
+          tabToOpen = tabId
+          this.$store.commit('setCurrentTabId', tabToOpen)
+        }
+      }
+
+      this.$store.state.currentTab.execute()
+    },
+
+    getLayout (panelToMaximize) {
+      if (panelToMaximize === 'dataView') {
+        return {
+          sqlEditor: 'hidden',
+          table: 'above',
+          dataView: 'bottom'
+        }
+      } else {
+        return {
+          sqlEditor: 'above',
+          table: 'bottom',
+          dataView: 'hidden'
+        }
+      }
+    }
+  }
+}
+</script>
+
+<style scoped>
+#logs {
+  margin: 8px auto;
+  max-width: 800px;
+
+}
+
+#open-workspace-btn {
+  margin: 16px auto;
+  display: block;
+}
+</style>

src/views/Main/Workspace/Tabs/Tab/index.vue

@@ -3,8 +3,9 @@
     <splitpanes
       class="query-results-splitter"
       horizontal
-      :before="{ size: 50, max: 100 }"
-      :after="{ size: 50, max: 100 }"
+      :before="{ size: topPaneSize, max: 100 }"
+      :after="{ size: 100 - topPaneSize, max: 100 }"
+      :default="{ before: 50, after: 50 }"
     >
       <template #left-pane>
         <div :id="'above-' + tab.id" class="above" />
@@ -70,6 +71,13 @@ export default {
     Splitpanes,
     Teleport
   },
+  data () {
+    return {
+      topPaneSize: this.tab.maximize
+        ? this.tab.layout[this.tab.maximize] === 'above' ? 100 : 0
+        : 50
+    }
+  },
   computed: {
     isActive () {
       return this.tab.id === this.$store.state.currentTabId

src/views/Main/Workspace/index.vue

@@ -2,8 +2,9 @@
   <div>
     <splitpanes
       class="schema-tabs-splitter"
-      :before="{ size: 20, max: 30 }"
-      :after="{ size: 80, max: 100 }"
+      :before="{ size: schemaWidth, max: 30 }"
+      :after="{ size: 100 - schemaWidth, max: 100 }"
+      :default="{ before: 20, after: 80 }"
     >
       <template #left-pane>
         <schema/>
@@ -28,6 +29,11 @@ export default {
     Splitpanes,
     Tabs
   },
+  data () {
+    return {
+      schemaWidth: this.$route.query.hide_schema === '1' ? 0 : 20
+    }
+  },
   async beforeCreate () {
     const schema = this.$store.state.db.schema
     if (!schema || schema.length === 0) {