@extends('layouts.app') <!-- Extending the master layout -->

<!-- Quill CSS -->
<link href="{{ asset('assets/vendor/quill/quill.core.css') }}" rel="stylesheet" type="text/css" />
<link href="{{ asset('assets/vendor/quill/quill.snow.css') }}" rel="stylesheet" type="text/css" />
<link href="{{ asset('assets/vendor/quill/quill.bubble.css') }}" rel="stylesheet" type="text/css" />

@section('content') <!-- Defining the content section -->
<div class="page-container">
    <div class="row">
        <div class="col-12">
            <div class="page-title-head d-flex align-items-sm-center flex-sm-row flex-column">
                <div class="flex-grow-1">
                    <h4 class="fs-18 text-uppercase fw-bold m-0">Workout Information</h4>
                </div>
            </div><!-- end card header -->
        </div>
        <!--end col-->
    </div> <!-- end row-->

    <div class="row">
        <div class="col-xl-12">
            <div class="card">
                <div class="card-header border-bottom border-dashed d-flex align-items-center">
                    <h4 class="header-title">Add Workout Table of Content</h4>
                </div>

                <div class="card-body">
                    <form action="{{ route('table_of_content.store') }}" method="POST" onsubmit="return updateQuillAndSubmit(event)">
                        @csrf
                        <input type="hidden" name="description" id="description">

                        <div class="row">
                            <div class="col-lg-12">
                                <h5 class="mb-3">Workout Table of Content</h5>

                                <!-- Select Course -->
                                <div class="mb-3">
                                    <label for="course" class="form-label">Select Course</label>
                                    <select id="course" name="course_id" class="form-select">
                                        <option value="" disabled selected>Select a course</option>
                                        @foreach($courses as $course)
                                            <option value="{{ $course->id }}">{{ $course->title }}</option>
                                        @endforeach
                                    </select>
                                </div>

                                <!-- Select Workout -->
                                <div class="mb-3">
                                    <label for="workout" class="form-label">Select Workout</label>
                                    <select id="workout" name="workout_id" class="form-select">
                                        <option value="" disabled selected>Select a workout</option>
                                    </select>
                                </div>

                                <!-- Title Input -->
                                <div class="form-floating mb-3">
                                    <input type="text" class="form-control" id="places_of_classes" name="title"
                                           placeholder="Enter Places of Classes">
                                    <label for="places_of_classes">Title</label>
                                </div>

                                <!-- Description Editor -->
                                <h5 class="mb-3 mt-4">Description</h5>
                                <div class="form-floating">
                                    <div id="snow-editor1" style="height: 200px;"></div>
                                </div>

                                <!-- Add Exercises -->
                                <h5 class="mb-3 mt-4">Add Exercises</h5>
                                <div id="exercise-container">
                                    <div class="row">
                                        <div class="col-lg-10">
                                            <div class="form-floating mb-3 exercise-input">
                                                <input type="text" class="form-control" id="exercises[]" name="exercises[]"
                                                       placeholder="Enter Exercise 1">
                                                <label for="exercises[]">Exercise</label>
                                            </div>
                                        </div>
                                        <div class="col-lg-2">
                                            <button type="button" id="add-exercise" class="btn btn-success w-100 mb-3">Add Another Exercise</button>
                                        </div>
                                    </div>
                                </div>

                                <!-- Submit Button -->
                                <div class="mt-4">
                                    <button type="submit" class="btn btn-primary">Save</button>
                                    <a href="{{ route('excersice.all') }}" class="btn btn-secondary">Back</a>
                                </div>
                            </div>
                        </div>
                    </form>
                </div> <!-- end card-body -->
            </div> <!-- end card -->
        </div><!-- end col-->
    </div>
</div>

<!-- Quill Editor JS -->
<script src="{{ asset('assets/vendor/quill/quill.min.js') }}"></script>

<script>
    let quill;

    document.addEventListener('DOMContentLoaded', function () {
        // Initialize Quill
        quill = new Quill("#snow-editor1", {
            theme: "snow",
            modules: {
                toolbar: [
                    [{ font: [] }, { size: [] }],
                    ["bold", "italic", "underline", "strike"],
                    [{ color: [] }, { background: [] }],
                    [{ script: "super" }, { script: "sub" }],
                    [{ header: [false, 1, 2, 3, 4, 5, 6] }, "blockquote", "code-block"],
                    [{ list: "ordered" }, { list: "bullet" }, { indent: "-1" }, { indent: "+1" }],
                    ["direction", { align: [] }],
                    ["link", "image", "video"],
                    ["clean"]
                ]
            }
        });

        // Handle dynamic exercises
        document.getElementById('add-exercise').addEventListener('click', function () {
            const exerciseContainer = document.getElementById('exercise-container');
            const exerciseCount = exerciseContainer.querySelectorAll('.exercise-input').length + 1;

            const newRow = document.createElement('div');
            newRow.classList.add('row', 'mb-3');

            newRow.innerHTML = `
                <div class="col-lg-10">
                    <div class="form-floating exercise-input">
                        <input type="text" class="form-control" name="exercises[]" placeholder="Enter Exercise ${exerciseCount}">
                        <label>Exercise ${exerciseCount}</label>
                    </div>
                </div>
                <div class="col-lg-2">
                    <button type="button" class="btn btn-danger w-100 remove-exercise">Remove</button>
                </div>
            `;

            exerciseContainer.appendChild(newRow);

            newRow.querySelector('.remove-exercise').addEventListener('click', function () {
                newRow.remove();
                reindexExercises();
            });
        });

        // Re-index exercises after removal
        function reindexExercises() {
            const inputs = document.querySelectorAll('.exercise-input input');
            inputs.forEach((input, index) => {
                input.placeholder = `Enter Exercise ${index + 1}`;
                input.closest('.form-floating').querySelector('label').textContent = `Exercise ${index + 1}`;
            });
        }

        // AJAX to load workouts based on course selection
        document.getElementById('course').addEventListener('change', function () {
            const courseId = this.value;
            const workoutSelect = document.getElementById('workout');
            workoutSelect.innerHTML = '<option value="" disabled selected>Loading...</option>';

            fetch(`/fitness_laravel/public/coffee/workouts-by-course/${courseId}`)
                .then(response => response.json())
                .then(data => {
                    workoutSelect.innerHTML = '<option value="" disabled selected>Select a workout</option>';
                    data.forEach(workout => {
                        const option = document.createElement('option');
                        option.value = workout.id;
                        option.textContent = workout.workout_title;
                        workoutSelect.appendChild(option);
                    });
                })
                .catch(error => {
                    console.error('Error fetching workouts:', error);
                    workoutSelect.innerHTML = '<option value="" disabled selected>Error loading workouts</option>';
                });
        });
    });

    // Update hidden input before submit
    function updateQuillAndSubmit(e) {
        e.preventDefault();

        // Set description from Quill
        const descriptionInput = document.getElementById('description');
        const descriptionContent = quill.root.innerHTML;

        if (descriptionContent === '<p><br></p>') {
            descriptionInput.value = '';
        } else {
            descriptionInput.value = descriptionContent;
        }

        // Optional: Validate title or other fields
        const title = document.querySelector('[name="title"]').value.trim();
        if (!title) {
            alert("Please enter a title.");
            return false;
        }

        if (!descriptionInput.value.trim()) {
            alert("Please enter a description.");
            return false;
        }

        // Submit the form
        e.target.submit();
        return true;
    }
</script>
@endsection