@extends('layouts.admin')

@section('title', 'Edit Application Step')

@section('breadcrumbs')
    <li class="breadcrumb-item"><a href="{{ route('admin.application-steps.index') }}">Application Steps</a></li>
    <li class="breadcrumb-item"><a href="{{ route('admin.application-steps.show', $applicationStep) }}">{{ $applicationStep->name }}</a></li>
    <li class="breadcrumb-item active">Edit</li>
@endsection

@section('content')
<div class="container-fluid">
    <!-- Page Header -->
    <div class="d-flex justify-content-between align-items-center mb-4">
        <div>
            <h1 class="h3 mb-0 text-gray-800">Edit Application Step</h1>
            <p class="text-muted">Modify step: {{ $applicationStep->name }}</p>
        </div>
        <div>
            <a href="{{ route('admin.application-steps.show', $applicationStep) }}" class="btn btn-outline-info me-2">
                <i class="fas fa-eye me-1"></i>View Step
            </a>
            <a href="{{ route('admin.application-steps.index') }}" class="btn btn-outline-secondary">
                <i class="fas fa-arrow-left me-2"></i>Back to Steps
            </a>
        </div>
    </div>

    <!-- Edit Form -->
    <div class="card shadow">
        <div class="card-header py-3">
            <h6 class="m-0 font-weight-bold text-primary">
                <i class="fas fa-edit me-2"></i>Step Information
            </h6>
        </div>
        <div class="card-body">
            <form action="{{ route('admin.application-steps.update', $applicationStep) }}" method="POST" id="editStepForm">
                @csrf
                @method('PUT')
                
                <div class="row">
                    <!-- Basic Information -->
                    <div class="col-md-6">
                        <div class="mb-3">
                            <label for="name" class="form-label">Step Name <span class="text-danger">*</span></label>
                            <input type="text" class="form-control @error('name') is-invalid @enderror" 
                                   id="name" name="name" value="{{ old('name', $applicationStep->name) }}" 
                                   placeholder="e.g., Personal Information" required>
                            @error('name')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                        
                        <div class="mb-3">
                            <label for="slug" class="form-label">URL Slug <span class="text-danger">*</span></label>
                            <input type="text" class="form-control @error('slug') is-invalid @enderror" 
                                   id="slug" name="slug" value="{{ old('slug', $applicationStep->slug) }}" 
                                   placeholder="URL-friendly name" required>
                            <div class="form-text">Used in URLs - should be unique</div>
                            @error('slug')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                        
                        <div class="mb-3">
                            <label for="component_name" class="form-label">Component Name <span class="text-danger">*</span></label>
                            <input type="text" class="form-control @error('component_name') is-invalid @enderror" 
                                   id="component_name" name="component_name" value="{{ old('component_name', $applicationStep->component_name) }}" 
                                   placeholder="e.g., personal-information" required>
                            <div class="form-text">View component name (should match the view file name)</div>
                            @error('component_name')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                        
                        <div class="mb-3">
                            <label for="icon" class="form-label">Icon Class</label>
                            <input type="text" class="form-control @error('icon') is-invalid @enderror" 
                                   id="icon" name="icon" value="{{ old('icon', $applicationStep->icon) }}" 
                                   placeholder="e.g., fas fa-user">
                            <div class="form-text">FontAwesome icon class for UI display</div>
                            @error('icon')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                    </div>
                    
                    <!-- Configuration -->
                    <div class="col-md-6">
                        <div class="mb-3">
                            <label for="order_index" class="form-label">Order Position <span class="text-danger">*</span></label>
                            <input type="number" class="form-control @error('order_index') is-invalid @enderror" 
                                   id="order_index" name="order_index" value="{{ old('order_index', $applicationStep->order_index) }}" 
                                   min="1" required>
                            <div class="form-text">Position in the application process (1 = first step)</div>
                            @error('order_index')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                        
                        <div class="mb-3">
                            <label for="pdf_section_title" class="form-label">PDF Section Title</label>
                            <input type="text" class="form-control @error('pdf_section_title') is-invalid @enderror" 
                                   id="pdf_section_title" name="pdf_section_title" value="{{ old('pdf_section_title', $applicationStep->pdf_section_title) }}" 
                                   placeholder="e.g., Personal Information">
                            <div class="form-text">Title to display in generated PDF</div>
                            @error('pdf_section_title')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                        
                        <!-- Checkboxes -->
                        <div class="mb-3">
                            <div class="form-check">
                                <input class="form-check-input" type="checkbox" id="is_required" name="is_required" 
                                       value="1" {{ old('is_required', $applicationStep->is_required) ? 'checked' : '' }}>
                                <label class="form-check-label" for="is_required">
                                    Required Step
                                </label>
                                <div class="form-text">Users must complete this step to proceed</div>
                            </div>
                        </div>
                        
                        <div class="mb-3">
                            <div class="form-check">
                                <input class="form-check-input" type="checkbox" id="is_active" name="is_active" 
                                       value="1" {{ old('is_active', $applicationStep->is_active) ? 'checked' : '' }}>
                                <label class="form-check-label" for="is_active">
                                    Active Step
                                </label>
                                <div class="form-text">Step is visible and accessible to users</div>
                            </div>
                        </div>
                        
                        <div class="mb-3">
                            <div class="form-check">
                                <input class="form-check-input" type="checkbox" id="include_in_pdf" name="include_in_pdf" 
                                       value="1" {{ old('include_in_pdf', $applicationStep->include_in_pdf) ? 'checked' : '' }}>
                                <label class="form-check-label" for="include_in_pdf">
                                    Include in PDF
                                </label>
                                <div class="form-text">Include this step's data in generated PDF</div>
                            </div>
                        </div>
                    </div>
                </div>
                
                <!-- Description -->
                <div class="mb-3">
                    <label for="description" class="form-label">Description</label>
                    <textarea class="form-control @error('description') is-invalid @enderror" 
                              id="description" name="description" rows="3" 
                              placeholder="Brief description of what this step involves">{{ old('description', $applicationStep->description) }}</textarea>
                    @error('description')
                        <div class="invalid-feedback">{{ $message }}</div>
                    @enderror
                </div>
                
                <!-- Advanced Configuration -->
                <div class="row">
                    <div class="col-md-6">
                        <div class="mb-3">
                            <label for="validation_rules" class="form-label">Validation Rules (JSON)</label>
                            <textarea class="form-control @error('validation_rules') is-invalid @enderror" 
                                      id="validation_rules" name="validation_rules" rows="5" 
                                      placeholder='{"field_name": "required|string|max:255"}'>{{ old('validation_rules', $applicationStep->validation_rules ? json_encode($applicationStep->validation_rules, JSON_PRETTY_PRINT) : '') }}</textarea>
                            <div class="form-text">Laravel validation rules in JSON format</div>
                            @error('validation_rules')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                    </div>
                    
                    <div class="col-md-6">
                        <div class="mb-3">
                            <label for="settings" class="form-label">Step Settings (JSON)</label>
                            <textarea class="form-control @error('settings') is-invalid @enderror" 
                                      id="settings" name="settings" rows="5" 
                                      placeholder='{"setting_name": "setting_value"}'>{{ old('settings', $applicationStep->settings ? json_encode($applicationStep->settings, JSON_PRETTY_PRINT) : '') }}</textarea>
                            <div class="form-text">Additional step configuration in JSON format</div>
                            @error('settings')
                                <div class="invalid-feedback">{{ $message }}</div>
                            @enderror
                        </div>
                    </div>
                </div>
                
                <!-- Form Actions -->
                <div class="d-flex justify-content-between">
                    <div>
                        <a href="{{ route('admin.application-steps.show', $applicationStep) }}" class="btn btn-secondary">
                            <i class="fas fa-times me-1"></i>Cancel
                        </a>
                        
                        @if($applicationStep->is_active)
                            <button type="button" class="btn btn-warning ms-2" onclick="toggleActive(false)">
                                <i class="fas fa-pause me-1"></i>Deactivate Step
                            </button>
                        @else
                            <button type="button" class="btn btn-success ms-2" onclick="toggleActive(true)">
                                <i class="fas fa-play me-1"></i>Activate Step
                            </button>
                        @endif
                    </div>
                    
                    <div>
                        <button type="button" class="btn btn-outline-primary me-2" id="validateJsonBtn">
                            <i class="fas fa-check me-1"></i>Validate JSON
                        </button>
                        <button type="submit" class="btn btn-primary">
                            <i class="fas fa-save me-1"></i>Update Step
                        </button>
                    </div>
                </div>
            </form>
        </div>
    </div>
</div>

<!-- Toggle Active Form -->
<form id="toggleActiveForm" method="POST" action="{{ route('admin.application-steps.toggle-active', $applicationStep) }}" style="display: none;">
    @csrf
</form>

<script>
document.addEventListener('DOMContentLoaded', function() {
    // JSON validation
    document.getElementById('validateJsonBtn').addEventListener('click', function() {
        const validationRules = document.getElementById('validation_rules').value;
        const settings = document.getElementById('settings').value;
        
        let isValid = true;
        let errors = [];
        
        // Validate validation_rules JSON
        if (validationRules.trim()) {
            try {
                JSON.parse(validationRules);
            } catch (e) {
                isValid = false;
                errors.push('Validation Rules: ' + e.message);
            }
        }
        
        // Validate settings JSON
        if (settings.trim()) {
            try {
                JSON.parse(settings);
            } catch (e) {
                isValid = false;
                errors.push('Settings: ' + e.message);
            }
        }
        
        if (isValid) {
            alert('✅ All JSON is valid!');
        } else {
            alert('❌ JSON Validation Errors:\n\n' + errors.join('\n'));
        }
    });
    
    // Form validation
    document.getElementById('editStepForm').addEventListener('submit', function(e) {
        const validationRules = document.getElementById('validation_rules').value;
        const settings = document.getElementById('settings').value;
        
        // Validate JSON before submission
        if (validationRules.trim()) {
            try {
                JSON.parse(validationRules);
            } catch (e) {
                e.preventDefault();
                alert('Invalid JSON in Validation Rules: ' + e.message);
                return false;
            }
        }
        
        if (settings.trim()) {
            try {
                JSON.parse(settings);
            } catch (e) {
                e.preventDefault();
                alert('Invalid JSON in Settings: ' + e.message);
                return false;
            }
        }
    });
});

function toggleActive(activate) {
    const action = activate ? 'activate' : 'deactivate';
    if (confirm(`Are you sure you want to ${action} this step?`)) {
        document.getElementById('toggleActiveForm').submit();
    }
}
</script>
@endsection