{% extends "base.html" %}
{% load static i18n %}

{% block title %}{{ title }} - {{ block.super }}{% endblock %}

{% block content %}
<div class="max-w-4xl mx-auto py-6 px-4">
    
    <!-- Breadcrumb -->
    <nav class="mb-6" aria-label="breadcrumb">
        <ol class="flex items-center gap-2 text-sm flex-wrap">
            <li><a href="{% url 'agency_assignment_list' %}" class="text-gray-500 hover:underline transition flex items-center gap-1">
                <i data-lucide="briefcase" class="w-4 h-4"></i> {% trans "Assignments" %}
            </a></li>
            <li class="text-gray-400">/</li>
            <li class="font-semibold" style="color: #9d2235;">{{ title }}</li>
        </ol>
    </nav>

    <!-- Header -->
    <div class="flex flex-col sm:flex-row justify-between items-start sm:items-center gap-4 mb-6">
        <h1 class="text-2xl sm:text-3xl font-bold flex items-center gap-3">
            <div class="w-12 h-12 rounded-xl flex items-center justify-center" style="background-color: rgba(157, 34, 53, 0.1);">
                <i data-lucide="briefcase" class="w-6 h-6" style="color: #9d2235;"></i>
            </div>
            {{ title }}
        </h1>
        <a href="{% url 'agency_assignment_list' %}" 
           class="inline-flex items-center gap-2 px-6 py-3 rounded-lg font-medium border-2 border-gray-200 text-gray-700 hover:bg-gray-50 transition-all duration-200">
            <i data-lucide="arrow-left" class="w-4 h-4"></i>
            <span class="hidden sm:inline">{% trans "Back to List" %}</span>
        </a>
    </div>

    <!-- Info Card -->
    <div class="bg-white rounded-xl shadow-sm border border-gray-200 mb-6 p-6">
        <div class="rounded-lg p-4 border-l-4" style="background-color: #eff6ff; border-color: #9d2235;">
            <h6 class="font-bold mb-2 flex items-center gap-2" style="color: #9d2235;">
                <i data-lucide="info" class="w-4 h-4"></i>
                {% trans "About Assignments" %}
            </h6>
            <p class="text-gray-600 text-sm">
                {% trans "Assign a job to an external hiring agency. The agency will be able to submit candidates for this position until the deadline." %}
            </p>
        </div>
    </div>

    <!-- Form Card -->
    <div class="bg-white rounded-xl shadow-sm border border-gray-200">
        <div class="px-6 py-4 border-b border-gray-100" style="background-color: #f8f9fa;">
            <h2 class="text-lg font-bold flex items-center gap-2">
                <i data-lucide="briefcase" class="w-5 h-5" style="color: #9d2235;"></i>
                {% trans "Assignment Details" %}
            </h2>
        </div>
        
        <div class="p-6">
            {% if form.non_field_errors %}
                <div class="mb-6 p-4 rounded-lg bg-red-50 border border-red-200" role="alert">
                    <div class="flex items-start gap-3">
                        <i data-lucide="alert-triangle" class="w-5 h-5 text-red-600 flex-shrink-0 mt-0.5"></i>
                        <div>
                            <h5 class="font-semibold text-red-800 mb-1">{% trans "Error" %}</h5>
                            {% for error in form.non_field_errors %}
                                <p class="text-red-700 mb-0">{{ error }}</p>
                            {% endfor %}
                        </div>
                    </div>
                </div>
            {% endif %}

            <form method="post" novalidate id="assignment-form" class="space-y-6">
                {% csrf_token %}

                <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                    <!-- Agency -->
                    <div>
                        <label for="{{ form.agency.id_for_label }}" class="block text-sm font-semibold text-gray-700 mb-2">
                            {{ form.agency.label }} <span class="text-red-500">*</span>
                        </label>
                        <select name="agency" id="{{ form.agency.id_for_label }}"
                                class="w-full px-4 py-3 border border-gray-200 rounded-xl text-sm focus:ring-2 focus:ring-temple-red/20 focus:border-temple-red outline-none transition bg-white">
                            <option value="">{% trans "Select Agency" %}</option>
                            {% for choice in form.agency.field.queryset %}
                                <option value="{{ choice.pk }}" {% if form.agency.value == choice.pk|stringformat:"s" %}selected{% endif %}>
                                    {{ choice.name }}
                                </option>
                            {% endfor %}
                        </select>
                        {% if form.agency.errors %}
                            <div class="text-red-600 text-sm mt-1">{{ form.agency.errors.0 }}</div>
                        {% endif %}
                        {% if form.agency.help_text %}
                            <p class="text-xs text-gray-500 mt-1">{{ form.agency.help_text }}</p>
                        {% endif %}
                    </div>

                    <!-- Job -->
                    <div>
                        <label for="{{ form.job.id_for_label }}" class="block text-sm font-semibold text-gray-700 mb-2">
                            {{ form.job.label }} <span class="text-red-500">*</span>
                        </label>
                        <select name="job" id="{{ form.job.id_for_label }}"
                                class="w-full px-4 py-3 border border-gray-200 rounded-xl text-sm focus:ring-2 focus:ring-temple-red/20 focus:border-temple-red outline-none transition bg-white">
                            <option value="">{% trans "Select Job" %}</option>
                            {% for choice in form.job.field.queryset %}
                                <option value="{{ choice.pk }}" {% if form.job.value == choice.pk|stringformat:"s" %}selected{% endif %}>
                                    {{ choice.title }}
                                </option>
                            {% endfor %}
                        </select>
                        {% if form.job.errors %}
                            <div class="text-red-600 text-sm mt-1">{{ form.job.errors.0 }}</div>
                        {% endif %}
                        {% if form.job.help_text %}
                            <p class="text-xs text-gray-500 mt-1">{{ form.job.help_text }}</p>
                        {% endif %}
                    </div>

                    <!-- Max Candidates -->
                    <div>
                        <label for="{{ form.max_candidates.id_for_label }}" class="block text-sm font-semibold text-gray-700 mb-2">
                            {{ form.max_candidates.label }} <span class="text-red-500">*</span>
                        </label>
                        <input type="number" 
                               name="max_candidates" 
                               id="{{ form.max_candidates.id_for_label }}"
                               value="{{ form.max_candidates.value|default:'' }}"
                               min="1"
                               class="w-full px-4 py-3 border border-gray-200 rounded-xl text-sm focus:ring-2 focus:ring-temple-red/20 focus:border-temple-red outline-none transition"
                               placeholder="{% trans 'Maximum candidates' %}">
                        {% if form.max_candidates.errors %}
                            <div class="text-red-600 text-sm mt-1">{{ form.max_candidates.errors.0 }}</div>
                        {% endif %}
                        {% if form.max_candidates.help_text %}
                            <p class="text-xs text-gray-500 mt-1">{{ form.max_candidates.help_text }}</p>
                        {% else %}
                            <p class="text-xs text-gray-500 mt-1">{% trans "Maximum number of candidates agency can submit" %}</p>
                        {% endif %}
                    </div>

                    <!-- Deadline Date -->
                    <div>
                        <label for="{{ form.deadline_date.id_for_label }}" class="block text-sm font-semibold text-gray-700 mb-2">
                            {{ form.deadline_date.label }} <span class="text-red-500">*</span>
                        </label>
                        <input type="datetime-local" 
                               name="deadline_date" 
                               id="{{ form.deadline_date.id_for_label }}"
                               value="{{ form.deadline_date.value|default:'' }}"
                               class="w-full px-4 py-3 border border-gray-200 rounded-xl text-sm focus:ring-2 focus:ring-temple-red/20 focus:border-temple-red outline-none transition">
                        {% if form.deadline_date.errors %}
                            <div class="text-red-600 text-sm mt-1">{{ form.deadline_date.errors.0 }}</div>
                        {% endif %}
                        {% if form.deadline_date.help_text %}
                            <p class="text-xs text-gray-500 mt-1">{{ form.deadline_date.help_text }}</p>
                        {% else %}
                            <p class="text-xs text-gray-500 mt-1">{% trans "Date and time when submission period ends" %}</p>
                        {% endif %}
                    </div>
                </div>

                <!-- Admin Notes (Full Width) -->
                <div>
                    <label for="{{ form.admin_notes.id_for_label }}" class="block text-sm font-semibold text-gray-700 mb-2">
                        {{ form.admin_notes.label }}
                    </label>
                    <textarea 
                            name="admin_notes" 
                            id="{{ form.admin_notes.id_for_label }}"
                            rows="4"
                            class="w-full px-4 py-3 border border-gray-200 rounded-xl text-sm focus:ring-2 focus:ring-temple-red/20 focus:border-temple-red outline-none transition resize-vertical"
                            placeholder="{% trans 'Internal notes about this assignment (not visible to agency)' %}">{{ form.admin_notes.value|default:'' }}</textarea>
                    {% if form.admin_notes.errors %}
                        <div class="text-red-600 text-sm mt-1">{{ form.admin_notes.errors.0 }}</div>
                    {% endif %}
                    {% if form.admin_notes.help_text %}
                        <p class="text-xs text-gray-500 mt-1">{{ form.admin_notes.help_text }}</p>
                    {% endif %}
                </div>

                <!-- Form Actions -->
                <div class="flex flex-col sm:flex-row justify-between items-center gap-4 pt-4 border-t border-gray-200">
                    <a href="{% url 'agency_assignment_list' %}" 
                       class="inline-flex items-center gap-2 px-6 py-3 rounded-lg font-medium border-2 border-gray-200 text-gray-700 hover:bg-gray-50 transition-all duration-200">
                        <i data-lucide="x" class="w-4 h-4"></i>
                        {% trans "Cancel" %}
                    </a>
                    <button type="submit"
                            class="inline-flex items-center gap-2 px-8 py-3 rounded-lg font-medium text-white transition-all duration-200"
                            style="background-color: #9d2235;"
                            onmouseover="this.style.backgroundColor='#7a1a29'"
                            onmouseout="this.style.backgroundColor='#9d2235'">
                        <i data-lucide="save" class="w-4 h-4"></i>
                        {{ button_text|default:"{% trans 'Create Assignment' %}" }}
                    </button>
                </div>
            </form>
        </div>
    </div>

</div>

<script>
document.addEventListener('DOMContentLoaded', function() {
    // Initialize Lucide icons
    if (typeof lucide !== 'undefined') {
        lucide.createIcons();
    }

    // Form Validation
    const form = document.getElementById('assignment-form');
    if (form) {
        form.addEventListener('submit', function(e) {
            const agencySelect = document.getElementById('{{ form.agency.id_for_label }}');
            const jobSelect = document.getElementById('{{ form.job.id_for_label }}');
            const maxCandidatesInput = document.getElementById('{{ form.max_candidates.id_for_label }}');
            const deadlineInput = document.getElementById('{{ form.deadline_date.id_for_label }}');
            
            // Agency validation
            if (agencySelect && !agencySelect.value) {
                e.preventDefault();
                alert("{% trans 'Please select an agency.' %}");
                agencySelect.focus();
                return false;
            }

            // Job validation
            if (jobSelect && !jobSelect.value) {
                e.preventDefault();
                alert("{% trans 'Please select a job.' %}");
                jobSelect.focus();
                return false;
            }

            // Max candidates validation
            if (maxCandidatesInput && (!maxCandidatesInput.value || parseInt(maxCandidatesInput.value) < 1)) {
                e.preventDefault();
                alert("{% trans 'Please enter a valid number of candidates (minimum 1).' %}");
                maxCandidatesInput.focus();
                return false;
            }

            // Deadline validation
            if (deadlineInput && !deadlineInput.value) {
                e.preventDefault();
                alert("{% trans 'Please select a deadline date and time.' %}");
                deadlineInput.focus();
                return false;
            }

            // Check deadline is in future
            if (deadlineInput && deadlineInput.value) {
                const deadline = new Date(deadlineInput.value);
                const now = new Date();
                if (deadline <= now) {
                    e.preventDefault();
                    alert("{% trans 'Deadline must be in the future.' %}");
                    deadlineInput.focus();
                    return false;
                }
            }
        });
    }

    // Set minimum datetime for deadline to current time
    const deadlineInput = document.getElementById('{{ form.deadline_date.id_for_label }}');
    if (deadlineInput) {
        const now = new Date();
        const localDateTime = new Date(now.getTime() - now.getTimezoneOffset() * 60000)
            .toISOString()
            .slice(0, 16);
        deadlineInput.min = localDateTime;
    }

    // Auto-populate or log job selection
    const jobSelect = document.getElementById('{{ form.job.id_for_label }}');
    const agencySelect = document.getElementById('{{ form.agency.id_for_label }}');

    if (jobSelect && agencySelect) {
        jobSelect.addEventListener('change', function() {
            // You could add logic here to filter agencies based on job requirements
            // For now, just log the selection
            console.log('Job selected:', this.value);
        });
    }
});
</script>
{% endblock %}