{% extends "module_base.html" %}
{% load static %}
{% load indonesian_filters %}

{% block title %}Financial Report{% endblock %}

{% block content %}
<div class="container-fluid">
    <div class="row">
        <div class="col-12">
            <div class="card">
                <div class="card-header">
                    <h4 class="card-title mb-0">
                        <i class="fas fa-chart-line me-2"></i>Financial Report
                    </h4>
                </div>
                <div class="card-body">
                    <!-- Report Filters -->
                    <form method="get" class="row mb-4 g-3">
                        <div class="col-md-3">
                            <label for="date_from" class="form-label">Date From</label>
                            <input type="date" class="form-control" id="date_from" name="date_from" value="{{ date_from }}">
                        </div>
                        <div class="col-md-3">
                            <label for="date_to" class="form-label">Date To</label>
                            <input type="date" class="form-control" id="date_to" name="date_to" value="{{ date_to }}">
                        </div>
                        <div class="col-md-3">
                            <label for="period" class="form-label">Quick Period</label>
                            <select class="form-select" id="period" name="period">
                                <option value="7" {% if period == '7' %}selected{% endif %}>Last 7 days</option>
                                <option value="30" {% if period == '30' %}selected{% endif %}>Last 30 days</option>
                                <option value="90" {% if period == '90' %}selected{% endif %}>Last 90 days</option>
                                <option value="180" {% if period == '180' %}selected{% endif %}>Last 6 months</option>
                                <option value="365" {% if period == '365' %}selected{% endif %}>Last year</option>
                            </select>
                        </div>
                        <div class="col-md-3">
                            <label class="form-label">&nbsp;</label>
                            <div class="d-grid">
                                <button type="submit" class="btn btn-primary">
                                    <i class="fas fa-search"></i> Generate Report
                                </button>
                            </div>
                        </div>
                    </form>

                    <!-- Financial Overview Cards -->
                    <div class="row mb-4">
                        <div class="col-md-3">
                            <div class="card bg-success text-white">
                                <div class="card-body text-center">
                                    <h5 class="card-title">Total Revenue</h5>
                                    <h3>{{ total_revenue|format_rupiah:0 }}</h3>
                                    <small>{{ total_orders }} orders</small>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-3">
                            <div class="card bg-danger text-white">
                                <div class="card-body text-center">
                                    <h5 class="card-title">Total Costs</h5>
                                    <h3>{{ total_costs|format_rupiah:0 }}</h3>
                                    <small>Purchases + Manufacturing</small>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-3">
                            <div class="card bg-primary text-white">
                                <div class="card-body text-center">
                                    <h5 class="card-title">Gross Profit</h5>
                                    <h3>{{ gross_profit|format_rupiah:0 }}</h3>
                                    <small class="{% if profit_margin >= 0 %}text-success{% else %}text-danger{% endif %}">
                                        {{ profit_margin|floatformat:1 }}%
                                    </small>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-3">
                            <div class="card bg-info text-white">
                                <div class="card-body text-center">
                                    <h5 class="card-title">Inventory Value</h5>
                                    <h3>{{ total_inventory_value|format_rupiah:0 }}</h3>
                                    <small>Current stock value</small>
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Cost Breakdown -->
                    <div class="row mb-4">
                        <div class="col-md-6">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0">Cost Breakdown</h5>
                                </div>
                                <div class="card-body">
                                    <div class="table-responsive">
                                        <table class="table table-striped">
                                            <thead>
                                                <tr>
                                                    <th>Cost Type</th>
                                                    <th class="text-end">Amount</th>
                                                    <th class="text-end">% of Total</th>
                                                </tr>
                                            </thead>
                                            <tbody>
                                                <tr>
                                                    <td>Purchase Costs</td>
                                                    <td class="text-end">{{ total_purchase_cost|format_rupiah }}</td>
                                                    <td class="text-end">
                                                        {% widthratio total_purchase_cost total_costs 100 %}%
                                                    </td>
                                                </tr>
                                                <tr>
                                                    <td>Manufacturing Costs</td>
                                                    <td class="text-end">{{ total_manufacturing_cost|format_rupiah }}</td>
                                                    <td class="text-end">
                                                        {% widthratio total_manufacturing_cost total_costs 100 %}%
                                                    </td>
                                                </tr>
                                                <tr class="table-info">
                                                    <th>Total Costs</th>
                                                    <th class="text-end">{{ total_costs|format_rupiah }}</th>
                                                    <th class="text-end">100.0%</th>
                                                </tr>
                                            </tbody>
                                        </table>
                                    </div>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-6">
                            <div class="card">
                                <div class="card-header">
                                    <h5 class="mb-0">Profitability Analysis</h5>
                                </div>
                                <div class="card-body">
                                    <div class="mb-3">
                                        <label class="form-label">Profit Margin</label>
                                        <div class="progress" style="height: 25px;">
                                            <div class="progress-bar {% if profit_margin >= 20 %}bg-success{% elif profit_margin >= 10 %}bg-warning{% else %}bg-danger{% endif %}"
                                                 role="progressbar"
                                                 style="width: {{ profit_margin|default:0 }}%;"
                                                 aria-valuenow="{{ profit_margin|default:0 }}"
                                                 aria-valuemin="0"
                                                 aria-valuemax="100">
                                                {{ profit_margin|floatformat:1 }}%
                                            </div>
                                        </div>
                                    </div>
                                    <div class="row text-center">
                                        <div class="col-4">
                                            <div class="border rounded p-2">
                                                <h6 class="text-muted">Revenue</h6>
                                                <h5 class="text-success">{{ total_revenue|format_rupiah:0 }}</h5>
                                            </div>
                                        </div>
                                        <div class="col-4">
                                            <div class="border rounded p-2">
                                                <h6 class="text-muted">Costs</h6>
                                                <h5 class="text-danger">{{ total_costs|format_rupiah:0 }}</h5>
                                            </div>
                                        </div>
                                        <div class="col-4">
                                            <div class="border rounded p-2">
                                                <h6 class="text-muted">Profit</h6>
                                                <h5 class="{% if gross_profit >= 0 %}text-success{% else %}text-danger{% endif %}">{{ gross_profit|format_rupiah:0 }}</h5>
                                            </div>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Monthly Trends -->
                    <div class="card mb-4">
                        <div class="card-header">
                            <h5 class="mb-0">Monthly Financial Trends</h5>
                        </div>
                        <div class="card-body">
                            <div class="table-responsive">
                                <table class="table table-striped">
                                    <thead>
                                        <tr>
                                            <th>Period</th>
                                            <th class="text-end">Revenue</th>
                                            <th class="text-end">Costs</th>
                                            <th class="text-end">Profit</th>
                                            <th class="text-end">Margin</th>
                                        </tr>
                                    </thead>
                                    <tbody>
                                        {% for trend in monthly_trends %}
                                            <tr>
                                                <td>{{ trend.period }}</td>
                                                <td class="text-end">{{ trend.revenue|format_rupiah }}</td>
                                                <td class="text-end">{{ trend.costs|format_rupiah }}</td>
                                                <td class="text-end {% if trend.profit >= 0 %}text-success{% else %}text-danger{% endif %}">
                                                    {{ trend.profit|format_rupiah }}
                                                </td>
                                                <td class="text-end">
                                                    {% if trend.revenue > 0 %}
                                                        <span class="{% if trend.profit >= 0 %}text-success{% else %}text-danger{% endif %}">
                                                            {% widthratio trend.profit trend.revenue 100 %}%
                                                        </span>
                                                    {% else %}
                                                        <span class="text-muted">N/A</span>
                                                    {% endif %}
                                                </td>
                                            </tr>
                                        {% empty %}
                                            <tr>
                                                <td colspan="5" class="text-center text-muted">
                                                    No trend data available.
                                                </td>
                                            </tr>
                                        {% endfor %}
                                    </tbody>
                                </table>
                            </div>
                        </div>
                    </div>

                    <!-- Export Options -->
                    <div class="mt-4 text-center">
                        <div class="btn-group">
                            <button class="btn btn-outline-primary" onclick="exportToExcel()">
                                <i class="fas fa-file-excel me-2"></i>Export to Excel
                            </button>
                            <button class="btn btn-outline-danger" onclick="exportToPDF()">
                                <i class="fas fa-file-pdf me-2"></i>Export to PDF
                            </button>
                            <button class="btn btn-outline-secondary" onclick="printReport()">
                                <i class="fas fa-print me-2"></i>Print Report
                            </button>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

<script>
document.addEventListener('DOMContentLoaded', function() {
    // Set default date range (last 30 days)
    const today = new Date();
    const thirtyDaysAgo = new Date();
    thirtyDaysAgo.setDate(today.getDate() - 30);

    const dateFromInput = document.getElementById('date_from');
    const dateToInput = document.getElementById('date_to');

    if (dateFromInput && !dateFromInput.value) {
        dateFromInput.value = thirtyDaysAgo.toISOString().split('T')[0];
    }
    if (dateToInput && !dateToInput.value) {
        dateToInput.value = today.toISOString().split('T')[0];
    }

    // Auto-submit form when filters change
    document.querySelectorAll('select').forEach(select => {
        select.addEventListener('change', function() {
            this.closest('form').submit();
        });
    });
});

function exportToExcel() {
    // Get current filter parameters
    const urlParams = new URLSearchParams(window.location.search);
    urlParams.set('export', 'excel');

    // Create export URL with current filters
    const exportUrl = window.location.pathname + '?' + urlParams.toString();
    window.location.href = exportUrl;
}

function exportToPDF() {
    alert('PDF export functionality would be implemented here');
}

function printReport() {
    window.print();
}
</script>
{% endblock %}