From c6ffe7d29ead77d261b20bfd4ea30b16949e14c7 Mon Sep 17 00:00:00 2001
From: Seyi Adebajo <sadebajo@linkedin.com>
Date: Mon, 13 Feb 2017 14:55:51 -0800
Subject: [PATCH] DSS-5868 Adds Component: dataset-schema

---
 .../app/components/dataset-schema.js          | 65 +++++++++++++++
 .../templates/components/dataset-schema.hbs   | 79 +++++++++++++++++++
 2 files changed, 144 insertions(+)
 create mode 100644 wherehows-web/app/components/dataset-schema.js
 create mode 100644 wherehows-web/app/templates/components/dataset-schema.hbs

diff --git a/wherehows-web/app/components/dataset-schema.js b/wherehows-web/app/components/dataset-schema.js
new file mode 100644
index 0000000000..4497a3c136
--- /dev/null
+++ b/wherehows-web/app/components/dataset-schema.js
@@ -0,0 +1,65 @@
+import Ember from 'ember';
+
+export default Ember.Component.extend({
+  buildJsonView: function(){
+    var dataset = this.get("dataset");
+    var schema = JSON.parse(dataset.schema)
+    setTimeout(function() {
+      $("#json-viewer").JSONView(schema)
+    }, 500);
+  },
+  actions: {
+    getSchema: function(){
+      var _this = this
+      var id = _this.get('dataset.id')
+      var columnUrl = 'api/v1/datasets/' + id + "/columns";
+      _this.set("isTable", true);
+      _this.set("isJSON", false);
+      $.get(columnUrl, function(data) {
+        if (data && data.status == "ok")
+        {
+          if (data.columns && (data.columns.length > 0))
+          {
+            _this.set("hasSchemas", true);
+            data.columns = data.columns.map(function(item, idx){
+              item.commentHtml = marked(item.comment).htmlSafe()
+              return item
+            })
+            _this.set("schemas", data.columns);
+            setTimeout(initializeColumnTreeGrid, 500);
+          }
+          else
+          {
+            _this.set("hasSchemas", false);
+          }
+        }
+        else
+        {
+          _this.set("hasSchemas", false);
+        }
+      });
+    },
+    setView: function (view) {
+      switch (view) {
+        case "tabular":
+          this.set('isTable', true);
+          this.set('isJSON', false);
+          $('#json-viewer').hide();
+          $('#json-table').show();
+          break;
+        case "json":
+          this.set('isTable', false);
+          this.set('isJSON', true);
+          this.buildJsonView();
+          $('#json-table').hide();
+          $('#json-viewer').show();
+          break;
+        default:
+          this.set('isTable', true);
+          this.set('isJSON', false);
+          $('#json-viewer').hide();
+          $('#json-table').show();
+      }
+    }
+  }
+});
diff --git a/wherehows-web/app/templates/components/dataset-schema.hbs b/wherehows-web/app/templates/components/dataset-schema.hbs
new file mode 100644
index 0000000000..a7d2375c30
--- /dev/null
+++ b/wherehows-web/app/templates/components/dataset-schema.hbs
@@ -0,0 +1,79 @@
+{{#if hasSchemas}}
+  <div class="row" style="margin-top: 5px; margin-bottom: 5px;">
+    <div class="col-xs-12">
+      <div
+          class="btn-group"
+          role="group"
+          aria-label="Toggle Tabular/JSON Schema View">
+        <button
+            type="button"
+            class="btn {{if isTable 'btn-primary'}} {{unless isTable 'btn-default'}}"
+          {{action "setView" "tabular"}}>
+          View As Tabular
+        </button>
+        <button
+            type="button"
+            class="btn {{if isJSON 'btn-primary'}} {{unless isJSON 'btn-default'}}"
+          {{action "setView" "json"}}>
+          View As JSON
+        </button>
+      </div>
+    </div>
+  </div>
+  <table id="json-table" class="columntreegrid tree table table-bordered dataset-detail-table">
+    <thead>
+    <tr class="results-header">
+      <th style="min-width: 200px;" class="col-xs-2">Column</th>
+      <th class="col-xs-1">Data Type</th>
+      <th title="Is nullable" style="width:15px;">N</th>
+      <th title="Is indexed" style="width:15px;">I</th>
+      <th title="Is partitioned" style="width:15px;">P</th>
+      <th title="Is distributed" style="width:15px;">D</th>
+      <th class="col-xs-7"> Default Comments</th>
+      <th title="Comment Count" style="width:15px;">
+        <i class="fa fa-comments" title="Comment Count"></i>
+      </th>
+    </tr>
+    </thead>
+    <tbody>
+    {{#each schemas as |schema|}}
+      <tr class="{{schema.treeGridClass}}">
+        <td>{{schema.fieldName}}</td>
+        <td>{{schema.dataType}}</td>
+        <td title="Is nullable" class="text-center">
+          {{#if schema.nullable}}
+            <i class="glyphicon glyphicon-ok"></i>
+          {{/if}}
+        </td>
+        <td title="Is indexed" class="text-center">
+          {{#if schema.indexed}}
+            <i class="glyphicon glyphicon-ok"></i>
+          {{/if}}
+        </td>
+        <td title="Is partitioned" class="text-center">
+          {{#if schema.partitioned}}
+            <i class="glyphicon glyphicon-ok"></i>
+          {{/if}}
+        </td>
+        <td title="Is distributed" class="text-center">
+          {{#if schema.distributed}}
+            <i class="glyphicon glyphicon-ok"></i>
+          {{/if}}
+        </td>
+        <td class="commentsArea">
+          <div class="commentsArea">
+            {{#schema-comment schema=schema datasetId=dataset.id fieldId=schema.id}}{{/schema-comment}}
+            {{schema.commentHtml}}
+          </div>
+        </td>
+        <td class="text-center">
+          {{schema.commentCount}}
+        </td>
+      </tr>
+    {{/each}}
+    </tbody>
+  </table>
+  <div id="json-viewer" style="display:none;"></div>
+{{else}}
+  <div id="json-viewer"></div>
+{{/if}}
\ No newline at end of file