{% extends "base.html" %}
{% block content %}
<h3>2-Week Plan for {{ person }}</h3>

<div class="table-responsive">
    <table class="table table-bordered">
        <thead>
            <tr>
                <th style="width: 10%;">Day</th>
                <th style="width: 25%;">Meals</th>
                <th style="width: 10%;">Calories</th>
                <th style="width: 12%;">Protein</th>
                <th style="width: 12%;">Carbs</th>
                <th style="width: 12%;">Fat</th>
                <th style="width: 9%;">Net Carbs</th>
                <th style="width: 10%;">Actions</th>
            </tr>
        </thead>
        <tbody>
            {% for day in days %}
            <tr>
                <td><strong>{{ day }}</strong></td>
                <td>
                    {% for plan in plans[day] %}
                        <span class="badge bg-secondary me-1">{{ plan.meal.name }}</span>
                    {% endfor %}
                    {% if not plans[day] %}
                        <em class="text-muted">No meals</em>
                    {% endif %}
                </td>
                <td>{{ "%.0f"|format(daily_totals[day].calories or 0) }}</td>
                <td>{{ "%.1f"|format(daily_totals[day].protein or 0) }}g<br><small class="text-muted">({{ daily_totals[day].protein_pct or 0 }}%)</small></td>
                <td>{{ "%.1f"|format(daily_totals[day].carbs or 0) }}g<br><small class="text-muted">({{ daily_totals[day].carbs_pct or 0 }}%)</small></td>
                <td>{{ "%.1f"|format(daily_totals[day].fat or 0) }}g<br><small class="text-muted">({{ daily_totals[day].fat_pct or 0 }}%)</small></td>
                <td>{{ "%.1f"|format(daily_totals[day].net_carbs or 0) }}g</td>
                <td>
                    <button class="btn btn-sm btn-primary" onclick="editDay('{{ day }}', '{{ person }}')">
                        <i class="bi bi-pencil"></i> Edit
                    </button>
                    <button class="btn btn-sm btn-outline-success" onclick="quickAddMeal('{{ day }}')">
                        <i class="bi bi-plus"></i> Add
                    </button>
                </td>
            </tr>
            {% endfor %}
        </tbody>
    </table>
</div>

<!-- Quick Add Meal Modal -->
<div class="modal fade" id="quickAddMealModal" tabindex="-1" aria-labelledby="quickAddMealModalLabel" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title" id="quickAddMealModalLabel">Add Meal to <span id="quickAddDay"></span></h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
            </div>
            <div class="modal-body">
                <form id="quickAddMealForm">
                    <input type="hidden" id="quickAddPlanDay" name="plan_day">
                    <input type="hidden" name="person" value="{{ person }}">
                    <div class="mb-3">
                        <label class="form-label">Select Meal</label>
                        <select class="form-control" name="meal_id" required>
                            <option value="">Choose meal...</option>
                            {% for meal in meals %}
                            <option value="{{ meal.id }}">{{ meal.name }} ({{ meal.meal_type }})</option>
                            {% endfor %}
                        </select>
                    </div>
                </form>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Cancel</button>
                <button type="button" class="btn btn-primary" onclick="submitQuickAddMeal()">Add Meal</button>
            </div>
        </div>
    </div>
</div>

<!-- Edit Day Modal -->
<div class="modal fade" id="editDayModal" tabindex="-1" aria-labelledby="editDayModalLabel" aria-hidden="true">
    <div class="modal-dialog modal-lg">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title" id="editDayModalLabel">Edit Meals for <span id="editDayName"></span></h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
            </div>
            <div class="modal-body">
                <div class="row">
                    <div class="col-md-6">
                        <h6><i class="bi bi-list"></i> Current Meals</h6>
                        <div id="currentDayMeals" class="mb-3">
                            <!-- This will be populated dynamically -->
                        </div>
                        
                        <h6><i class="bi bi-plus-circle"></i> Add Meal</h6>
                        <form id="addMealToDayForm">
                            <input type="hidden" id="editDayPerson" name="person">
                            <input type="hidden" id="editDayValue" name="plan_day">
                            <div class="mb-3">
                                <select class="form-control" id="mealSelectForDay" name="meal_id" required>
                                    <option value="">Choose meal...</option>
                                    {% for meal in meals %}
                                    <option value="{{ meal.id }}">{{ meal.name }} ({{ meal.meal_type }})</option>
                                    {% endfor %}
                                </select>
                            </div>
                            <button type="button" class="btn btn-success btn-sm" onclick="addMealToCurrentDay()">
                                <i class="bi bi-plus"></i> Add Selected Meal
                            </button>
                        </form>
                    </div>
                    <div class="col-md-6">
                        <h6><i class="bi bi-calculator"></i> Day Preview</h6>
                        <div id="dayNutritionPreview" class="p-3 bg-light rounded">
                            <!-- This will show live nutrition totals -->
                        </div>
                    </div>
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Close</button>
            </div>
        </div>
    </div>
</div>

<script>
let currentEditingDay = null;
let currentEditingPerson = null;

// Quick add meal function
function quickAddMeal(day) {
    document.getElementById('quickAddDay').textContent = day;
    document.getElementById('quickAddPlanDay').value = day;
    new bootstrap.Modal(document.getElementById('quickAddMealModal')).show();
}

function submitQuickAddMeal() {
    const form = document.getElementById('quickAddMealForm');
    const formData = new FormData(form);
    
    fetch('/plan/add', {
        method: 'POST',
        body: formData
    })
    .then(response => response.json())
    .then(data => {
        if (data.status === 'success') {
            bootstrap.Modal.getInstance(document.getElementById('quickAddMealModal')).hide();
            location.reload();
        } else {
            alert('Error: ' + data.message);
        }
    })
    .catch(error => {
        alert('Error: ' + error.message);
    });
}

// Edit day function
async function editDay(day, person) {
    currentEditingDay = day;
    currentEditingPerson = person;
    
    document.getElementById('editDayName').textContent = day;
    document.getElementById('editDayPerson').value = person;
    document.getElementById('editDayValue').value = day;
    
    // Load current meals for this day
    await loadCurrentDayMeals(person, day);
    
    new bootstrap.Modal(document.getElementById('editDayModal')).show();
}

// Load current meals for the day
async function loadCurrentDayMeals(person, day) {
    try {
        const response = await fetch(`/plan/${person}/${day}`);
        const meals = await response.json();
        
        const container = document.getElementById('currentDayMeals');
        if (meals.length === 0) {
            container.innerHTML = '<em class="text-muted">No meals planned</em>';
        } else {
            container.innerHTML = meals.map(meal => `
                <div class="d-flex justify-content-between align-items-center mb-2 p-2 bg-light rounded">
                    <span><strong>${meal.meal_name}</strong> <small class="text-muted">(${meal.meal_type})</small></span>
                    <button class="btn btn-sm btn-outline-danger" onclick="removeMealFromDay(${meal.id})">
                        <i class="bi bi-trash"></i>
                    </button>
                </div>
            `).join('');
        }
        
        // Update nutrition preview
        updateDayNutritionPreview(meals);
    } catch (error) {
        console.error('Error loading day meals:', error);
    }
}

// Add meal to current day
async function addMealToCurrentDay() {
    const form = document.getElementById('addMealToDayForm');
    const formData = new FormData(form);
    
    try {
        const response = await fetch('/plan/add', {
            method: 'POST',
            body: formData
        });
        
        const result = await response.json();
        
        if (result.status === 'success') {
            // Reset meal selector
            document.getElementById('mealSelectForDay').value = '';
            
            // Reload current meals
            await loadCurrentDayMeals(currentEditingPerson, currentEditingDay);
        } else {
            alert('Error adding meal: ' + result.message);
        }
    } catch (error) {
        alert('Error adding meal: ' + error.message);
    }
}

// Remove meal from day
async function removeMealFromDay(planId) {
    if (confirm('Remove this meal from the day?')) {
        try {
            const response = await fetch(`/plan/${planId}`, {
                method: 'DELETE'
            });
            
            const result = await response.json();
            
            if (result.status === 'success') {
                await loadCurrentDayMeals(currentEditingPerson, currentEditingDay);
            } else {
                alert('Error removing meal: ' + result.message);
            }
        } catch (error) {
            alert('Error removing meal: ' + error.message);
        }
    }
}

// Update nutrition preview (simplified - you could enhance this with actual calculations)
function updateDayNutritionPreview(meals) {
    const preview = document.getElementById('dayNutritionPreview');
    preview.innerHTML = `
        <div class="text-center">
            <div class="mb-2">
                <strong>${meals.length}</strong> meals planned
            </div>
            <small class="text-muted">
                Nutrition totals will be calculated when page reloads
            </small>
        </div>
    `;
}

// Handle modal cleanup
document.getElementById('editDayModal').addEventListener('hidden.bs.modal', function () {
    // Reload the page to refresh all totals
    location.reload();
});
</script>
{% endblock %}