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

{% block title %}{{ assignment.agency.name }} - {{ assignment.job.title }} - ATS{% endblock %}

{% block customCSS %}
<style>
    /* KAAT-S UI Variables */
    :root {
        --kaauh-teal: #00636e;
        --kaauh-teal-dark: #004a53;
        --kaauh-border: #eaeff3;
        --kaauh-primary-text: #343a40;
        --kaauh-success: #28a745;
        --kaauh-info: #17a2b8;
        --kaauh-danger: #dc3545;
        --kaauh-warning: #ffc107;
    }

    .kaauh-card {
        border: 1px solid var(--kaauh-border);
        border-radius: 0.75rem;
        box-shadow: 0 4px 12px rgba(0,0,0,0.06);
        background-color: white;
    }

    .btn-main-action {
        background-color: var(--kaauh-teal);
        border-color: var(--kaauh-teal);
        color: white;
        font-weight: 600;
        transition: all 0.2s ease;
    }
    .btn-main-action:hover {
        background-color: var(--kaauh-teal-dark);
        border-color: var(--kaauh-teal-dark);
        box-shadow: 0 4px 8px rgba(0,0,0,0.15);
    }

    .status-badge {
        font-size: 0.75rem;
        padding: 0.3em 0.7em;
        border-radius: 0.35rem;
        font-weight: 700;
    }
    .status-ACTIVE { background-color: var(--kaauh-success); color: white; }
    .status-EXPIRED { background-color: var(--kaauh-danger); color: white; }
    .status-COMPLETED { background-color: var(--kaauh-info); color: white; }
    .status-CANCELLED { background-color: var(--kaauh-warning); color: #856404; }

    .progress-ring {
        width: 120px;
        height: 120px;
        position: relative;
    }

    .progress-ring-circle {
        transition: stroke-dashoffset 0.35s;
        transform: rotate(-90deg);
        transform-origin: 50% 50%;
    }

    .progress-ring-text {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--kaauh-teal-dark);
    }

    .message-item {
        border-left: 4px solid var(--kaauh-teal);
        background-color: #f8f9fa;
        padding: 1rem;
        margin-bottom: 1rem;
        border-radius: 0 0.5rem 0.5rem 0;
    }

    .message-item.unread {
        border-left-color: var(--kaauh-info);
        background-color: #e7f3ff;
    }
</style>
{% endblock %}

{% block content %}
<div class="container-fluid py-4">
    <!-- Header -->
    <div class="d-flex justify-content-between align-items-center mb-4">
        <div>
            <h1 class="h3 mb-1" style="color: var(--kaauh-teal-dark); font-weight: 700;">
                <i class="fas fa-tasks me-2"></i>
                {{ assignment.agency.name }} - {{ assignment.job.title }}
            </h1>
            <p class="text-muted mb-0">
                {% trans "Assignment Details and Management" %}
            </p>
        </div>
        <div>
            <a href="{% url 'agency_assignment_list' %}" class="btn btn-outline-secondary me-2">
                <i class="fas fa-arrow-left me-1"></i> {% trans "Back to Assignments" %}
            </a>
            <a href="{% url 'agency_assignment_update' assignment.slug %}" class="btn btn-main-action">
                <i class="fas fa-edit me-1"></i> {% trans "Edit Assignment" %}
            </a>
        </div>
    </div>

    <div class="row">
        <!-- Assignment Overview -->
        <div class="col-lg-8">
            <!-- Assignment Details Card -->
            <div class="kaauh-card p-4 mb-4">
                <h5 class="mb-4" style="color: var(--kaauh-teal-dark);">
                    <i class="fas fa-info-circle me-2"></i>
                    {% trans "Assignment Details" %}
                </h5>

                <div class="row">
                    <div class="col-md-6">
                        <div class="mb-3">
                            <label class="text-muted small">{% trans "Agency" %}</label>
                            <div class="fw-bold">{{ assignment.agency.name }}</div>
                            <div class="text-muted small">{{ assignment.agency.contact_person }}</div>
                        </div>
                        <div class="mb-3">
                            <label class="text-muted small">{% trans "Job" %}</label>
                            <div class="fw-bold">{{ assignment.job.title }}</div>
                            <div class="text-muted small">{{ assignment.job.department }}</div>
                        </div>
                    </div>
                    <div class="col-md-6">
                        <div class="mb-3">
                            <label class="text-muted small">{% trans "Status" %}</label>
                            <div>
                                <span class="status-badge status-{{ assignment.status }}">
                                    {{ assignment.get_status_display }}
                                </span>
                            </div>
                        </div>
                        <div class="mb-3">
                            <label class="text-muted small">{% trans "Deadline" %}</label>
                            <div class="{% if assignment.is_expired %}text-danger{% else %}text-muted{% endif %}">
                                <i class="fas fa-calendar-alt me-1"></i>
                                {{ assignment.deadline_date|date:"Y-m-d H:i" }}
                            </div>
                            {% if assignment.is_expired %}
                                <small class="text-danger">
                                    <i class="fas fa-exclamation-triangle me-1"></i>{% trans "Expired" %}
                                </small>
                            {% endif %}
                        </div>
                    </div>
                </div>

                {% if assignment.admin_notes %}
                    <div class="mt-3 pt-3 border-top">
                        <label class="text-muted small">{% trans "Admin Notes" %}</label>
                        <div class="text-muted">{{ assignment.admin_notes }}</div>
                    </div>
                {% endif %}
            </div>

            <!-- Candidates Card -->
            <div class="kaauh-card p-4">
                <div class="d-flex justify-content-between align-items-center mb-4">
                    <h5 class="mb-0" style="color: var(--kaauh-teal-dark);">
                        <i class="fas fa-users me-2"></i>
                        {% trans "Submitted Candidates" %} ({{ total_candidates }})
                    </h5>
                    {% if access_link %}
                        <a href="{% url 'agency_portal_login' %}" target="_blank" class="btn btn-outline-info btn-sm">
                            <i class="fas fa-external-link-alt me-1"></i> {% trans "Preview Portal" %}
                        </a>
                    {% endif %}
                </div>

                {% if candidates %}
                    <div class="table-responsive">
                        <table class="table table-hover">
                            <thead>
                                <tr>
                                    <th>{% trans "Name" %}</th>
                                    <th>{% trans "Contact" %}</th>
                                    <th>{% trans "Stage" %}</th>
                                    <th>{% trans "Submitted" %}</th>
                                    <th>{% trans "Actions" %}</th>
                                </tr>
                            </thead>
                            <tbody>
                                {% for candidate in candidates %}
                                <tr>
                                    <td>
                                        <div class="fw-bold">{{ candidate.name }}</div>
                                    </td>
                                    <td>
                                        <div class="small">
                                            <div><i class="fas fa-envelope me-1"></i> {{ candidate.email }}</div>
                                            <div><i class="fas fa-phone me-1"></i> {{ candidate.phone }}</div>
                                        </div>
                                    </td>
                                    <td>
                                        <span class="badge bg-info">{{ candidate.get_stage_display }}</span>
                                    </td>
                                    <td>
                                        <div class="small text-muted">
                                            {{ candidate.created_at|date:"Y-m-d H:i" }}
                                        </div>
                                    </td>
                                    <td>
                                        <a href="{% url 'candidate_detail' candidate.slug %}"
                                           class="btn btn-sm btn-outline-primary" title="{% trans 'View Details' %}">
                                            <i class="fas fa-eye"></i>
                                        </a>
                                    </td>
                                </tr>
                                {% endfor %}
                            </tbody>
                        </table>
                    </div>
                {% else %}
                    <div class="text-center py-4">
                        <i class="fas fa-users fa-2x text-muted mb-3"></i>
                        <h6 class="text-muted">{% trans "No candidates submitted yet" %}</h6>
                        <p class="text-muted small">
                            {% trans "Candidates will appear here once the agency submits them through their portal." %}
                        </p>
                    </div>
                {% endif %}
            </div>
        </div>

        <!-- Sidebar -->
        <div class="col-lg-4">
            <!-- Progress Card -->
            <div class="kaauh-card p-4 mb-4">
                <h5 class="mb-4 text-center" style="color: var(--kaauh-teal-dark);">
                    {% trans "Submission Progress" %}
                </h5>

                <div class="text-center mb-3">
                    <div class="progress-ring">
                        <svg width="120" height="120">
                            <circle class="progress-ring-circle"
                                    stroke="#e9ecef"
                                    stroke-width="8"
                                    fill="transparent"
                                    r="52"
                                    cx="60"
                                    cy="60"/>
                            <circle class="progress-ring-circle"
                                    stroke="var(--kaauh-teal)"
                                    stroke-width="8"
                                    fill="transparent"
                                    r="52"
                                    cx="60"
                                    cy="60"
                                    style="stroke-dasharray: 326.73; stroke-dashoffset: {{ stroke_dashoffset }};"/>
                        </svg>
                        <div class="progress-ring-text">
                            {% widthratio total_candidates assignment.max_candidates 100 as progress %}
                            {{ progress|floatformat:0 }}%
                        </div>
                    </div>
                </div>

               <div class="text-center">
                    <div class="h4 mb-1">{{ total_candidates }}</div>
                    <div class="text-muted">/ {{ assignment.max_candidates }} {% trans "candidates" %}</div>
                </div>

                <div class="progress mt-3" style="height: 8px;">
                    {% widthratio total_candidates assignment.max_candidates 100 as progress %}
                    <div class="progress-bar" style="width: {{ progress }}%"></div>
                </div>
            </div>

            <!-- Access Link Card -->
            <div class="kaauh-card p-4 mb-4">
                <h5 class="mb-4" style="color: var(--kaauh-teal-dark);">
                    <i class="fas fa-link me-2"></i>
                    {% trans "Access Link" %}
                </h5>

                {% if access_link %}
                    <div class="mb-3">
                        <label class="text-muted small">{% trans "Status" %}</label>
                        <div>
                            {% if access_link.is_active %}
                                <span class="badge bg-success">{% trans "Active" %}</span>
                            {% else %}
                                <span class="badge bg-secondary">{% trans "Inactive" %}</span>
                            {% endif %}
                        </div>
                    </div>

                    <div class="mb-3">
                        <label class="text-muted small">{% trans "Token" %}</label>
                        <div class="font-monospace small bg-light p-2 rounded">
                            {{ access_link.unique_token }}
                        </div>
                    </div>

                    <div class="mb-3">
                        <label class="text-muted small">{% trans "Expires" %}</label>
                        <div class="{% if access_link.is_expired %}text-danger{% else %}text-muted{% endif %}">
                            {{ access_link.expires_at|date:"Y-m-d H:i" }}
                        </div>
                    </div>

                    <div class="mb-3">
                        <label class="text-muted small">{% trans "Access Count" %}</label>
                        <div>{{ access_link.access_count }} {% trans "times accessed" %}</div>
                    </div>

                    <div class="d-grid gap-2">
                        <a href="{% url 'agency_access_link_detail' access_link.slug %}"
                           class="btn btn-outline-info btn-sm">
                            <i class="fas fa-eye me-1"></i> {% trans "View Details" %}
                        </a>
                        <button type="button" class="btn btn-outline-secondary btn-sm"
                                onclick="copyToClipboard('{{ access_link.unique_token }}')">
                            <i class="fas fa-copy me-1"></i> {% trans "Copy Token" %}
                        </button>
                    </div>
                {% else %}
                    <div class="text-center py-3">
                        <i class="fas fa-link fa-2x text-muted mb-3"></i>
                        <h6 class="text-muted">{% trans "No Access Link" %}</h6>
                        <p class="text-muted small">
                            {% trans "Create an access link to allow the agency to submit candidates." %}
                        </p>
                        <a href="{% url 'agency_access_link_create' %}" class="btn btn-main-action btn-sm">
                            <i class="fas fa-plus me-1"></i> {% trans "Create Access Link" %}
                        </a>
                    </div>
                {% endif %}
            </div>

            <!-- Actions Card -->
            <div class="kaauh-card p-4">
                <h5 class="mb-4" style="color: var(--kaauh-teal-dark);">
                    <i class="fas fa-cog me-2"></i>
                    {% trans "Actions" %}
                </h5>

                <div class="d-grid gap-2">
                    <a href=""
                       class="btn btn-outline-primary">
                        <i class="fas fa-envelope me-1"></i> {% trans "Send Message" %}
                    </a>

                    {% if assignment.is_active and not assignment.is_expired %}
                        <button type="button" class="btn btn-outline-warning"
                                data-bs-toggle="modal" data-bs-target="#extendDeadlineModal">
                            <i class="fas fa-clock me-1"></i> {% trans "Extend Deadline" %}
                        </button>
                    {% endif %}

                    <a href="{% url 'agency_assignment_update' assignment.slug %}"
                       class="btn btn-outline-secondary">
                        <i class="fas fa-edit me-1"></i> {% trans "Edit Assignment" %}
                    </a>
                </div>
            </div>
        </div>
    </div>

    <!-- Messages Section -->
    {% if messages_ %}
        <div class="kaauh-card p-4 mt-4">
            <h5 class="mb-4" style="color: var(--kaauh-teal-dark);">
                <i class="fas fa-comments me-2"></i>
                {% trans "Recent Messages" %}
            </h5>

            <div class="row">
                {% for message in messages_|slice:":6" %}
                <div class="col-lg-6 mb-3">
                    <div class="message-item {% if not message.is_read %}unread{% endif %}">
                        <div class="d-flex justify-content-between align-items-start mb-2">
                            <div class="fw-bold">{{ message.subject }}</div>
                            <small class="text-muted">{{ message.created_at|date:"Y-m-d H:i" }}</small>
                        </div>
                        <div class="small text-muted mb-2">
                            {% trans "From" %}: {{ message.sender.get_full_name }}
                        </div>
                        <div class="small">{{ message.message|truncatewords:30 }}</div>
                        {% if not message.is_read %}
                            <span class="badge bg-info mt-2">{% trans "New" %}</span>
                        {% endif %}
                    </div>
                </div>
                {% endfor %}
            </div>

            {% if messages_.count > 6 %}
                <div class="text-center mt-3">
                    <a href="#" class="btn btn-outline-primary btn-sm">
                        {% trans "View All Messages" %}
                    </a>
                </div>
            {% endif %}
        </div>
    {% endif %}
</div>

<!-- Extend Deadline Modal -->
<div class="modal fade" id="extendDeadlineModal" tabindex="-1">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">
                    <i class="fas fa-clock me-2"></i>
                    {% trans "Extend Assignment Deadline" %}
                </h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <form method="post" action="{% url 'agency_assignment_extend_deadline' assignment.slug %}">
                {% csrf_token %}
                <div class="modal-body">
                    <div class="mb-3">
                        <label for="new_deadline" class="form-label">
                            {% trans "New Deadline" %} <span class="text-danger">*</span>
                        </label>
                        <input type="datetime-local" class="form-control" id="new_deadline"
                               name="new_deadline" required>
                        <small class="form-text text-muted">
                            {% trans "Current deadline:" %} {{ assignment.deadline_date|date:"Y-m-d H:i" }}
                        </small>
                    </div>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">
                        {% trans "Cancel" %}
                    </button>
                    <button type="submit" class="btn btn-main-action">
                        <i class="fas fa-clock me-1"></i> {% trans "Extend Deadline" %}
                    </button>
                </div>
            </form>
        </div>
    </div>
</div>
{% endblock %}

{% block customJS %}
<script>
function copyToClipboard(text) {
    navigator.clipboard.writeText(text).then(function() {
        // Show success message
        const toast = document.createElement('div');
        toast.className = 'position-fixed top-0 end-0 p-3';
        toast.style.zIndex = '1050';
        toast.innerHTML = `
            <div class="toast show" role="alert">
                <div class="toast-header">
                    <strong class="me-auto">{% trans "Success" %}</strong>
                    <button type="button" class="btn-close" data-bs-dismiss="toast"></button>
                </div>
                <div class="toast-body">
                    {% trans "Token copied to clipboard!" %}
                </div>
            </div>
        `;
        document.body.appendChild(toast);

        setTimeout(() => {
            toast.remove();
        }, 3000);
    });
}

document.addEventListener('DOMContentLoaded', function() {
    // Set minimum datetime for new deadline
    const deadlineInput = document.getElementById('new_deadline');
    if (deadlineInput) {
        const currentDeadline = new Date('{{ assignment.deadline_date|date:"Y-m-d\\TH:i" }}');
        const now = new Date();
        const minDateTime = new Date(Math.max(currentDeadline, now));

        const localDateTime = new Date(minDateTime.getTime() - minDateTime.getTimezoneOffset() * 60000)
            .toISOString()
            .slice(0, 16);
        deadlineInput.min = localDateTime;
        deadlineInput.value = localDateTime;
    }
});
</script>
{% endblock %}