From 8ff1e34c65b6cd69057208d0fe4294d7988ea303 Mon Sep 17 00:00:00 2001
From: jostheta <f20201632@goa.bits-pilani.ac.in>
Date: Wed, 17 Jul 2024 07:57:24 +0530
Subject: [PATCH] added graphs

---
 application/config/routes.php              |   2 +
 application/controllers/Responses.php      |  53 ++++++++
 application/models/Response_model.php      |  20 +++
 application/views/forms/form_responses.php |   2 +
 application/views/responses/view.php       | 141 +++++++++++++++++++++
 5 files changed, 218 insertions(+)
 create mode 100644 application/controllers/Responses.php
 create mode 100644 application/models/Response_model.php
 create mode 100644 application/views/responses/view.php

diff --git a/application/config/routes.php b/application/config/routes.php
index b9589e7..b3586a2 100644
--- a/application/config/routes.php
+++ b/application/config/routes.php
@@ -11,6 +11,8 @@ $route['forms/respond/(:num)'] = 'forms/respond/$1';
 $route['responses'] = 'Forms/list_user_forms';
 $route['edit_form/(:num)'] = 'Forms/edit_form/$1';
 
+$route['responses/index/(:num)'] = 'Responses/index/$1';
+
 
 
 //Routes of the pages controller
diff --git a/application/controllers/Responses.php b/application/controllers/Responses.php
new file mode 100644
index 0000000..8b56f9f
--- /dev/null
+++ b/application/controllers/Responses.php
@@ -0,0 +1,53 @@
+<?php
+// application/controllers/Responses.php
+class Responses extends CI_Controller {
+    public function __construct() {
+        parent::__construct();
+        $this->load->model('Response_model');
+    }
+
+    public function index($form_id) {
+        $responses = $this->Response_model->get_responses($form_id);
+
+        $data = [];
+        foreach ($responses as $response) {
+            $question_id = $response['question_id'];
+            $question_text = $response['question_text'];
+            $question_type = $response['question_type'];
+            $answer_text = $response['answer_text'];
+
+            if (!isset($data[$question_id])) {
+                $data[$question_id] = [
+                    'question_text' => $question_text,
+                    'question_type' => $question_type,
+                    'answers' => []
+                ];
+                if ($question_type == 'multiple-choice' || $question_type == 'checkbox') {
+                    $options = $this->Response_model->get_options($question_id);
+                    foreach ($options as $option) {
+                        $data[$question_id]['options'][$option['option_text']] = 0;
+                    }
+                }
+            }
+
+            if ($question_type == 'multiple-choice' || $question_type == 'checkbox') {
+                if (isset($data[$question_id]['options'][$answer_text])) {
+                    $data[$question_id]['options'][$answer_text]++;
+                } else {
+                    $data[$question_id]['options'][$answer_text] = 1; // Initialize the count for this option
+                }
+            } else {
+                $data[$question_id]['answers'][] = $answer_text;
+            }
+        }
+
+        // // Debug statement
+        // echo '<pre>';
+        // print_r($data);
+        // echo '</pre>';
+
+        $this->load->view('responses/view', ['data' => $data]);
+    }
+}
+
+
diff --git a/application/models/Response_model.php b/application/models/Response_model.php
new file mode 100644
index 0000000..4c2f047
--- /dev/null
+++ b/application/models/Response_model.php
@@ -0,0 +1,20 @@
+<?php
+class Response_model extends CI_Model {
+    public function get_responses($form_id) {
+        $this->db->select('q.question_id, q.question_text, q.question_type, ra.answer_text');
+        $this->db->from('Questions q');
+        $this->db->join('Response_Answers ra', 'q.question_id = ra.question_id');
+        $this->db->join('Responses r', 'ra.response_id = r.response_id');
+        $this->db->where('q.form_id', $form_id);
+        $query = $this->db->get();
+        return $query->result_array();
+    }
+
+    public function get_options($question_id) {
+        $this->db->select('option_id, option_text');
+        $this->db->from('Options');
+        $this->db->where('question_id', $question_id);
+        $query = $this->db->get();
+        return $query->result_array();
+    }
+}
diff --git a/application/views/forms/form_responses.php b/application/views/forms/form_responses.php
index 4b5d232..3693ad0 100644
--- a/application/views/forms/form_responses.php
+++ b/application/views/forms/form_responses.php
@@ -1,6 +1,8 @@
 <div class="page_layout">
     <div style="margin: 0 10%;">
     <h1>Responses for: <?= htmlspecialchars($form->title, ENT_QUOTES, 'UTF-8') ?></h1>
+    <a href="<?php echo base_url('responses/index/' . $form->form_id); ?>">View responses Question wise</a>
+
     <table>
         <thead>
             <tr>
diff --git a/application/views/responses/view.php b/application/views/responses/view.php
new file mode 100644
index 0000000..1d9c946
--- /dev/null
+++ b/application/views/responses/view.php
@@ -0,0 +1,141 @@
+<!-- application/views/responses/view.php -->
+<!DOCTYPE html>
+<html>
+<head>
+    <title>Form Responses</title>
+    <script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
+    <style>
+        body {
+            display: flex;
+            justify-content: center;
+            align-items: center;
+            height: 100vh;
+            margin: 0;
+            font-family: Arial, sans-serif;
+        }
+        .container {
+            max-width: 600px;
+            padding: 20px;
+            background: #f9f9f9;
+            border-radius: 8px;
+            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
+        }
+        .chart-container {
+            margin-bottom: 20px;
+        }
+        .paragraph-answer {
+            margin-bottom: 10px;
+        }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <h1 style="text-align: center;">Form Responses</h1>
+        <?php foreach ($data as $question_id => $question): ?>
+            <div>
+                <h2><?php echo $question['question_text']; ?></h2>
+                <?php if ($question['question_type'] == 'multiple-choice'): ?>
+                    <?php if (!empty($question['options'])): ?>
+                        <div class="chart-container">
+                            <canvas id="chart-<?php echo $question_id; ?>"></canvas>
+                        </div>
+                        <script>
+                            var ctx = document.getElementById('chart-<?php echo $question_id; ?>').getContext('2d');
+                            var chartData = {
+                                labels: [],
+                                datasets: [{
+                                    label: 'Responses',
+                                    data: [],
+                                    backgroundColor: [],
+                                    borderColor: [],
+                                    borderWidth: 1
+                                }]
+                            };
+
+                            var backgroundColors = [
+                                'rgba(255, 99, 132, 0.2)',
+                                'rgba(54, 162, 235, 0.2)',
+                                'rgba(255, 206, 86, 0.2)',
+                                'rgba(75, 192, 192, 0.2)',
+                                'rgba(153, 102, 255, 0.2)',
+                                'rgba(255, 159, 64, 0.2)'
+                            ];
+                            var borderColors = [
+                                'rgba(255, 99, 132, 1)',
+                                'rgba(54, 162, 235, 1)',
+                                'rgba(255, 206, 86, 1)',
+                                'rgba(75, 192, 192, 1)',
+                                'rgba(153, 102, 255, 1)',
+                                'rgba(255, 159, 64, 1)'
+                            ];
+
+                            var colorIndex = 0;
+
+                            <?php foreach ($question['options'] as $option_text => $count): ?>
+                                chartData.labels.push('<?php echo $option_text; ?>');
+                                chartData.datasets[0].data.push(<?php echo $count; ?>);
+                                chartData.datasets[0].backgroundColor.push(backgroundColors[colorIndex % backgroundColors.length]);
+                                chartData.datasets[0].borderColor.push(borderColors[colorIndex % borderColors.length]);
+                                colorIndex++;
+                            <?php endforeach; ?>
+
+                            var chart = new Chart(ctx, {
+                                type: 'pie',
+                                data: chartData
+                            });
+                        </script>
+                    <?php endif; ?>
+                <?php elseif ($question['question_type'] == 'checkbox'): ?>
+                    <?php if (!empty($question['options'])): ?>
+                        <div class="chart-container">
+                            <canvas id="chart-<?php echo $question_id; ?>"></canvas>
+                        </div>
+                        <script>
+                            var ctx = document.getElementById('chart-<?php echo $question_id; ?>').getContext('2d');
+                            var chartData = {
+                                labels: [],
+                                datasets: [{
+                                    label: 'Responses',
+                                    data: [],
+                                    backgroundColor: 'rgba(75, 192, 192, 0.2)',
+                                    borderColor: 'rgba(75, 192, 192, 1)',
+                                    borderWidth: 1
+                                }]
+                            };
+
+                            <?php foreach ($question['options'] as $option_text => $count): ?>
+                                chartData.labels.push('<?php echo $option_text; ?>');
+                                chartData.datasets[0].data.push(<?php echo $count; ?>);
+                            <?php endforeach; ?>
+
+                            var chart = new Chart(ctx, {
+                                type: 'bar',
+                                data: chartData,
+                                options: {
+                                    scales: {
+                                        y: {
+                                            beginAtZero: true
+                                        }
+                                    }
+                                }
+                            });
+                        </script>
+                    <?php endif; ?>
+                <?php elseif ($question['question_type'] == 'paragraph'): ?>
+                    <?php foreach ($question['answers'] as $answer): ?>
+                        <div class="paragraph-answer">
+                            <p>
+                                <?php
+                                    $words = explode(' ', $answer);
+                                    echo implode(' ', array_slice($words, 0, 5));
+                                    if (count($words) > 5) echo '...';
+                                ?>
+                            </p>
+                        </div>
+                    <?php endforeach; ?>
+                <?php endif; ?>
+            </div>
+        <?php endforeach; ?>
+    </div>
+</body>
+</html>