From 1d9d4adc0c2250126a7853d53923b82d7b2a058a Mon Sep 17 00:00:00 2001
From: Pranav C <pranavxc@gmail.com>
Date: Mon, 25 Oct 2021 13:07:05 +0530
Subject: [PATCH] feat: basic csv export

Signed-off-by: Pranav C <pranavxc@gmail.com>
---
 .../spreadsheet/components/csvExport.vue      | 105 ++++++++++++++++++
 .../project/spreadsheet/rowsXcDataTable.vue   |  12 +-
 packages/nc-gui/package-lock.json             |   5 +
 packages/nc-gui/package.json                  |   1 +
 4 files changed, 122 insertions(+), 1 deletion(-)
 create mode 100644 packages/nc-gui/components/project/spreadsheet/components/csvExport.vue

diff --git a/packages/nc-gui/components/project/spreadsheet/components/csvExport.vue b/packages/nc-gui/components/project/spreadsheet/components/csvExport.vue
new file mode 100644
index 0000000000..463ddf2556
--- /dev/null
+++ b/packages/nc-gui/components/project/spreadsheet/components/csvExport.vue
@@ -0,0 +1,105 @@
+<template>
+  <v-btn
+    outlined
+    class="caption"
+    small
+    text
+    @click="exportCsv"
+  >
+    Export
+  </v-btn>
+</template>
+
+<script>
+
+import Papaparse from 'papaparse'
+import FileSaver from 'file-saver'
+
+export default {
+  name: 'CsvExport',
+  props: {
+    data: Array,
+    meta: Object,
+    nodes: Object,
+    availableColumns: Array
+  },
+
+  methods: {
+    async extractCsvData() {
+      return Promise.all(this.data.map(async(r) => {
+        const row = {}
+        for (const col of this.availableColumns) {
+          console.log(col)
+          if (col.virtual) {
+            let prop, primCol
+            if (col.mm) {
+              await this.$store.dispatch('meta/ActLoadMeta', {
+                env: this.nodes.env,
+                dbAlias: this.nodes.dbAlias,
+                tn: col.mm.rtn
+              })
+
+              prop = `${col.mm._rtn}MMList`
+              primCol = this.$store.state.meta.metas[col.mm.rtn].columns.find(c => c.pv) ||
+                this.$store.state.meta.metas[col.mm.rtn].columns.find(c => c.pk)
+
+              row[col._cn] = r.row[prop] && r.row[prop].map(r => primCol && primCol._cn && r[primCol._cn])
+            } else if (col.hm) {
+              await this.$store.dispatch('meta/ActLoadMeta', {
+                env: this.nodes.env,
+                dbAlias: this.nodes.dbAlias,
+                tn: col.hm.tn
+              })
+
+              prop = `${col.hm._tn}List`
+              primCol = this.$store.state.meta.metas[col.hm.tn].columns.find(c => c.pv) ||
+                this.$store.state.meta.metas[col.hm.tn].columns.find(c => c.pk)
+              row[col._cn] = r.row[prop] && r.row[prop].map(r => primCol && primCol._cn && r[primCol._cn])
+            } else if (col.bt) {
+              await this.$store.dispatch('meta/ActLoadMeta', {
+                env: this.nodes.env,
+                dbAlias: this.nodes.dbAlias,
+                tn: col.bt.rtn
+              })
+
+              prop = `${col.bt._rtn}Read`
+              primCol = this.$store.state.meta.metas[col.bt.rtn].columns.find(c => c.pv) ||
+                this.$store.state.meta.metas[col.bt.rtn].columns.find(c => c.pk)
+              row[col._cn] = r.row[prop] &&
+                r.row[prop] && primCol && primCol._cn && r.row[prop][primCol._cn]
+            } else if (col.lk) {
+              // todo:
+              row[col._cn] = r.row[col._cn]
+            } else {
+              row[col._cn] = r.row[col._cn]
+            }
+          } else if (col.uidt === 'Attachment') {
+            let data = []
+            try {
+              if (typeof r.row[col._cn] === 'string') {
+                data = JSON.parse(r.row[col._cn])
+              } else if (r.row[col._cn]) {
+                data = r.row[col._cn]
+              }
+            } catch {
+            }
+            row[col._cn] = (data || []).map(a => `${a.title}(${a.url})`)
+          } else {
+            row[col._cn] = r.row[col._cn]
+          }
+        }
+        return row
+      }))
+    },
+    async exportCsv() {
+      const blob = new Blob([Papaparse.unparse(await this.extractCsvData())], { type: 'text/plain;charset=utf-8' })
+      FileSaver.saveAs(blob, `${this.meta._tn}_exported.csv`)
+    }
+  }
+
+}
+</script>
+
+<style scoped>
+
+</style>
diff --git a/packages/nc-gui/components/project/spreadsheet/rowsXcDataTable.vue b/packages/nc-gui/components/project/spreadsheet/rowsXcDataTable.vue
index 774642d72e..cc1cc43e77 100644
--- a/packages/nc-gui/components/project/spreadsheet/rowsXcDataTable.vue
+++ b/packages/nc-gui/components/project/spreadsheet/rowsXcDataTable.vue
@@ -4,7 +4,7 @@
       <div v-if="!isForm" class="d-flex xc-border align-center search-box" style="min-width:156px">
         <v-menu bottom offset-y>
           <template #activator="{on}">
-            <div v-on="on" style="min-width: 56px">
+            <div style="min-width: 56px" v-on="on">
               <v-icon
                 class="pa-1 pr-0 ml-2"
                 small
@@ -61,6 +61,14 @@
 
       <v-spacer class="h-100" @dblclick="debug=true" />
 
+      <csv-export
+        :available-columns="availableColumns"
+        :data="data"
+        :meta="meta"
+        :nodes="nodes"
+        class="mr-1"
+      />
+
       <template v-if="!isForm">
         <debug-metas v-if="debug" class="mr-3" />
         <v-tooltip bottom>
@@ -544,10 +552,12 @@ import ExpandedForm from '@/components/project/spreadsheet/components/expandedFo
 import Pagination from '@/components/project/spreadsheet/components/pagination'
 import { SqlUI } from '~/helpers/sqlUi'
 import ColumnFilter from '~/components/project/spreadsheet/components/columnFilterMenu'
+import CsvExport from '~/components/project/spreadsheet/components/csvExport'
 
 export default {
   name: 'RowsXcDataTable',
   components: {
+    CsvExport,
     FormView,
     DebugMetas,
     Pagination,
diff --git a/packages/nc-gui/package-lock.json b/packages/nc-gui/package-lock.json
index 68c9aba269..f5ca6feb8f 100644
--- a/packages/nc-gui/package-lock.json
+++ b/packages/nc-gui/package-lock.json
@@ -8533,6 +8533,11 @@
       "resolved": "https://registry.npmjs.org/pako/-/pako-1.0.11.tgz",
       "integrity": "sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw=="
     },
+    "papaparse": {
+      "version": "5.3.1",
+      "resolved": "https://registry.npmjs.org/papaparse/-/papaparse-5.3.1.tgz",
+      "integrity": "sha512-Dbt2yjLJrCwH2sRqKFFJaN5XgIASO9YOFeFP8rIBRG2Ain8mqk5r1M6DkfvqEVozVcz3r3HaUGw253hA1nLIcA=="
+    },
     "parallel-transform": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/parallel-transform/-/parallel-transform-1.2.0.tgz",
diff --git a/packages/nc-gui/package.json b/packages/nc-gui/package.json
index 222aa11eba..a134f6de3b 100644
--- a/packages/nc-gui/package.json
+++ b/packages/nc-gui/package.json
@@ -31,6 +31,7 @@
     "nano-assign": "^1.0.1",
     "nuxt": "^2.14.0",
     "odometer": "^0.4.8",
+    "papaparse": "^5.3.1",
     "secure-ls": "^1.2.6",
     "socket.io-client": "^2.3.0",
     "splitpanes": "^2.2.1",