Added date filtering

Pearlception/app/assets/javascripts/statistics.js

@@ -1,43 +1,74 @@
+/*
+Set up both the datepicker tabs with this
+*/
 $('#from_datepicker').datepicker()
 $('#to_datepicker').datepicker()
-/*
-*This is code for the grades chart.
-*/
-var ctx = document.getElementById("gradesChart");
-var myChart = new Chart(ctx, {
-    type: 'bar',
-    data: {
-        labels: ["Grade1", "Grade2", "Grade3", "Grade4", "Grade5", "Grade6"],
-        datasets: [{
-            label: 'Count for each grade',
-            data: [12, 19, 3, 5, 2, 3],
-            backgroundColor: [
-                'rgba(255, 99, 132, 0.2)',
-                'rgba(54, 162, 235, 0.2)',
-                'rgba(255, 206, 86, 0.2)',
-                'rgba(75, 192, 192, 0.2)',
-                'rgba(153, 102, 255, 0.2)',
-                'rgba(255, 159, 64, 0.2)'
-            ],
-            borderColor: [
-                'rgba(255,99,132,1)',
-                'rgba(54, 162, 235, 1)',
-                'rgba(255, 206, 86, 1)',
-                'rgba(75, 192, 192, 1)',
-                'rgba(153, 102, 255, 1)',
-                'rgba(255, 159, 64, 1)'
-            ],
-            borderWidth: 1
-        }]
-    },
-    options: {
-        scales: {
-            yAxes: [{
-                ticks: {
-                    beginAtZero:true
-                }
-            }]
-        }
-    }
-});
 
+$(document).ready(
+    $.get("statistics.json", function(gradeData){
+        constructGradesGraph(gradeData);
+    })
+);
+
+function constructGradesGraph(gradeData){
+    console.log(gradeData)
+    var colors = generateColors(gradeData);
+    var ctx = document.getElementById("gradesChart");
+    var myChart = new Chart(ctx, {
+        type: 'bar',
+        data: {
+            labels: generateLabels(gradeData),
+            datasets: [{
+                label: 'Count for each grade',
+                data: getGradeCount(gradeData),
+                backgroundColor: colors, 
+                borderColor: colors,
+                borderWidth: 1
+            }]
+        },
+        options: {
+            scales: {
+                yAxes: [{
+                    ticks: {
+                        beginAtZero:true
+                    }
+                }]
+            }
+        }
+    });
+}
+
+function generateLabels(gradeData){
+    let grades = gradeData.grades; 
+    labels = [];
+    for(var i = 0; i < grades.length; i++){
+        labels.push(grades[i].Full_name)
+    }
+    return labels;
+}
+
+function generateColors(gradeData){
+    colors = [];
+    availableColors = [
+                    'rgba(255, 99, 132, 0.2)',
+                    'rgba(54, 162, 235, 0.2)',
+                    'rgba(255, 206, 86, 0.2)',
+                    'rgba(75, 192, 192, 0.2)',
+                    'rgba(153, 102, 255, 0.2)',
+                    'rgba(255, 159, 64, 0.2)'
+                ];
+    for(var i = 0; i < gradeData.grades.length; i++){
+        var index = Math.round(Math.random() * (availableColors.length - 1));
+        var color = availableColors[index]
+        colors.push(color);
+    }
+    return colors;
+}
+
+function getGradeCount(gradeData){
+    counts = [];
+    for(var i = 0; i < gradeData.grades.length; i++){
+        counts.push(Math.random() * 100);
+    }
+    return counts;
+}

Pearlception/app/controllers/statistics_controller.rb

@@ -1,14 +1,17 @@
 class StatisticsController < ApplicationController
 
     def index
+        puts Grade.all
         if params[:from_date] != nil && params[:to_date] != nil
-            from_date = Date.parse params[:from_date]
-            to_date = Date.parse params[:to_date]
+            from_date = Date.strptime(params[:from_date], '%m/%d/%Y')
+            to_date = Date.strptime(params[:to_date], '%m/%d/%Y')
             runs = Run.where(:runDate => from_date.beginning_of_day..to_date.end_of_day)
-            puts runs.inspect
         else
             runs = Run.all
-            puts runs.inspect
+        end
+        respond_to do |f|
+            f.html
+            f.json {render :json => {grades:Grade.all,runData:runs}}
         end 
     end
 end