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

{% block title %}{{ observation.tracking_code }} - {% trans "Observation Detail" %} - PX360{% endblock %}

{% block extra_css %}
<style>
    .timeline {
        position: relative;
        padding-left: 30px;
    }
    .timeline::before {
        content: '';
        position: absolute;
        left: 8px;
        top: 0;
        bottom: 0;
        width: 2px;
        background: #e2e8f0;
    }
    .timeline-item {
        position: relative;
        padding-bottom: 24px;
    }
    .timeline-item::before {
        content: '';
        position: absolute;
        left: -26px;
        top: 5px;
        width: 14px;
        height: 14px;
        border-radius: 50%;
        background: #fff;
        border: 3px solid #005696;
        z-index: 1;
    }
    .timeline-item.status_change::before { border-color: #f97316; }
    .timeline-item.note::before { border-color: #22c55e; }
</style>
{% endblock %}

{% block content %}
<!-- Back Link -->
<div class="mb-6">
    <a href="{% url 'observations:observation_list' %}" class="inline-flex items-center gap-2 text-slate hover:text-navy transition font-medium">
        <i data-lucide="arrow-left" class="w-4 h-4"></i> {% trans "Observations" %}
    </a>
</div>

<!-- Observation Header -->
<div class="bg-white rounded-2xl shadow-sm border border-slate-100 p-6 mb-6">
    <div class="flex flex-col lg:flex-row lg:items-start lg:justify-between gap-4">
        <div class="flex-1">
            <div class="flex flex-wrap items-center gap-3 mb-3">
                <span class="font-mono text-lg font-bold text-blue tracking-wide">{{ observation.tracking_code }}</span>
                <span class="px-2.5 py-1 rounded-full text-[10px] font-bold uppercase
                    {% if observation.status == 'new' %}bg-yellow-100 text-yellow-700
                    {% elif observation.status == 'triaged' %}bg-sky-100 text-sky-700
                    {% elif observation.status == 'assigned' %}bg-indigo-100 text-indigo-700
                    {% elif observation.status == 'in_progress' %}bg-blue-100 text-blue-700
                    {% elif observation.status == 'resolved' %}bg-green-100 text-green-700
                    {% elif observation.status == 'closed' %}bg-slate-100 text-slate-600
                    {% elif observation.status == 'rejected' %}bg-red-100 text-red-700
                    {% elif observation.status == 'duplicate' %}bg-slate-100 text-slate-600
                    {% else %}bg-slate-100 text-slate-600{% endif %}">
                    {{ observation.get_status_display }}
                </span>
                <span class="px-2.5 py-1 rounded-full text-[10px] font-bold uppercase
                    {% if observation.severity == 'low' %}bg-green-100 text-green-700
                    {% elif observation.severity == 'medium' %}bg-yellow-100 text-yellow-700
                    {% elif observation.severity == 'high' %}bg-orange-100 text-orange-700
                    {% elif observation.severity == 'critical' %}bg-red-500 text-white
                    {% else %}bg-slate-100 text-slate-600{% endif %}">
                    {{ observation.get_severity_display }}
                </span>
                {% if observation.is_anonymous %}
                <span class="px-2.5 py-1 rounded-full text-xs font-medium bg-gray-100 text-gray-500 italic">
                    <i data-lucide="eye-off" class="w-3 h-3 inline me-1"></i>{% trans "Anonymous" %}
                </span>
                {% endif %}
            </div>
            <h1 class="text-2xl font-bold text-navy">
                {% if observation.title %}
                {{ observation.title }}
                {% else %}
                {{ observation.description|truncatewords:10 }}
                {% endif %}
            </h1>
        </div>

        <div class="flex items-center gap-3">
            {% if can_convert and not observation.action_id %}
            <a href="{% url 'observations:observation_convert_to_action' observation.id %}"
               class="bg-green-500 text-white px-4 py-2.5 rounded-xl text-sm font-semibold hover:bg-green-600 transition inline-flex items-center gap-2">
                <i data-lucide="arrow-right-circle" class="w-4 h-4"></i> {% trans "Convert to Action" %}
            </a>
            {% endif %}
            <a href="{% url 'rca:rca_create' %}?related_model=observation&related_id={{ observation.pk }}"
               class="bg-purple-600 text-white px-4 py-2.5 rounded-xl text-sm font-semibold hover:bg-purple-700 transition inline-flex items-center gap-2">
                <i data-lucide="search" class="w-4 h-4"></i> {% trans "Initiate RCA" %}
            </a>
        </div>
    </div>
</div>

<div class="flex flex-col lg:flex-row gap-6">
    <!-- Main Content -->
    <div class="flex-1 space-y-6">
        <!-- Description Card -->
        <section class="bg-white rounded-2xl p-6 shadow-sm border border-slate-100">
            <h3 class="font-bold text-navy mb-4 flex items-center gap-2">
                <i data-lucide="file-text" class="w-5 h-5 text-blue"></i>
                {% trans "Description" %}
            </h3>
            <div class="bg-light/40 p-4 rounded-xl border-l-4 border-blue">
                <p class="text-sm leading-relaxed text-slate" style="white-space: pre-wrap;">{{ observation.description }}</p>
            </div>
        </section>

        <!-- AI Analysis Panel -->
        {% include "observations/partials/ai_panel.html" %}

        <!-- Details Card -->
        <section class="bg-white rounded-2xl p-6 shadow-sm border border-slate-100">
            <h3 class="font-bold text-navy mb-4 flex items-center gap-2">
                <i data-lucide="info" class="w-5 h-5 text-blue"></i>
                {% trans "Details" %}
            </h3>
            <div class="grid grid-cols-2 gap-4">
                <div>
                    <p class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Category" %}</p>
                    <p class="text-sm font-medium text-gray-800">{{ observation.category.get_localized_name|default:_("Not specified") }}</p>
                </div>
                <div>
                    <p class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Location" %}</p>
                    <p class="text-sm font-medium text-gray-800">{{ observation.location_text|default:_("Not specified") }}</p>
                </div>
                <div>
                    <p class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Incident Date/Time" %}</p>
                    <p class="text-sm font-medium text-gray-800">{{ observation.incident_datetime|date:"M d, Y H:i" }}</p>
                </div>
                <div>
                    <p class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Submitted" %}</p>
                    <p class="text-sm font-medium text-gray-800">{{ observation.created_at|date:"M d, Y H:i" }}</p>
                </div>
                <div>
                    <p class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Last Updated" %}</p>
                    <p class="text-sm font-medium text-gray-800">{{ observation.updated_at|date:"M d, Y H:i" }}</p>
                </div>
                {% if observation.triaged_at %}
                <div>
                    <p class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Triaged" %}</p>
                    <p class="text-sm font-medium text-gray-800">
                        {{ observation.triaged_at|date:"M d, Y H:i" }}
                        {% if observation.triaged_by %}({{ observation.triaged_by.get_full_name }}){% endif %}
                    </p>
                </div>
                {% endif %}
            </div>
        </section>

        <!-- Reporter Information -->
        <section class="bg-white rounded-2xl p-6 shadow-sm border border-slate-100">
            <h3 class="font-bold text-navy mb-4 flex items-center gap-2">
                <i data-lucide="user" class="w-5 h-5 text-blue"></i>
                {% trans "Reporter Information" %}
            </h3>
            {% if observation.is_anonymous %}
            <div class="text-center py-4">
                <div class="w-12 h-12 bg-gray-100 rounded-full flex items-center justify-center mx-auto mb-3">
                    <i data-lucide="eye-off" class="w-6 h-6 text-gray-400"></i>
                </div>
                <p class="text-slate text-sm">{% trans "This observation was submitted anonymously" %}</p>
            </div>
            {% else %}
            <div class="grid grid-cols-2 gap-4">
                {% if observation.reporter_staff_id %}
                <div>
                    <p class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Staff ID" %}</p>
                    <p class="text-sm font-medium text-gray-800">{{ observation.reporter_staff_id }}</p>
                </div>
                {% endif %}
                {% if observation.reporter_name %}
                <div>
                    <p class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Name" %}</p>
                    <p class="text-sm font-medium text-gray-800">{{ observation.reporter_name }}</p>
                </div>
                {% endif %}
                {% if observation.reporter_phone %}
                <div>
                    <p class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Phone" %}</p>
                    <p class="text-sm font-medium text-gray-800">{{ observation.reporter_phone }}</p>
                </div>
                {% endif %}
                {% if observation.reporter_email %}
                <div>
                    <p class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Email" %}</p>
                    <p class="text-sm font-medium text-gray-800">{{ observation.reporter_email }}</p>
                </div>
                {% endif %}
            </div>
            {% endif %}
        </section>

        <!-- Attachments -->
        {% if attachments %}
        <section class="bg-white rounded-2xl p-6 shadow-sm border border-slate-100">
            <h3 class="font-bold text-navy mb-4 flex items-center gap-2">
                <i data-lucide="paperclip" class="w-5 h-5 text-blue"></i>
                {% trans "Attachments" %} ({{ attachments.count }})
            </h3>
            <div class="space-y-3">
                {% for attachment in attachments %}
                <div class="flex items-center justify-between p-4 bg-slate-50 border border-slate-100 rounded-xl">
                    <div class="flex items-center gap-3">
                        <i data-lucide="file" class="w-5 h-5 text-blue"></i>
                        <div>
                            <div class="font-semibold text-gray-800">{{ attachment.filename }}</div>
                            <div class="text-xs text-slate">{{ attachment.file_type }} - {{ attachment.file_size|filesizeformat }}</div>
                        </div>
                    </div>
                    <a href="{{ attachment.file.url }}" target="_blank" class="p-2 rounded-lg bg-navy text-white hover:bg-blue transition">
                        <i data-lucide="download" class="w-4 h-4"></i>
                    </a>
                </div>
                {% endfor %}
            </div>
        </section>
        {% endif %}

        <!-- Timeline -->
        <section class="bg-white rounded-2xl p-6 shadow-sm border border-slate-100">
            <h3 class="font-bold text-navy mb-4 flex items-center gap-2">
                <i data-lucide="clock" class="w-5 h-5 text-blue"></i>
                {% trans "Timeline" %}
            </h3>
            {% if timeline %}
            <div class="timeline">
                {% for item in timeline %}
                <div class="timeline-item {{ item.type }}">
                    <div class="bg-slate-50 rounded-xl p-4 border border-slate-100">
                        <div class="flex justify-between items-start mb-2">
                            <div class="flex items-center gap-2">
                                <span class="px-2.5 py-1 rounded-lg text-xs font-semibold bg-navy text-white">
                                    {% if item.type == 'status_change' %}{% trans "Status Changed" %}
                                    {% elif item.type == 'note' %}{% trans "Note" %}{% endif %}
                                </span>
                                {% if item.item.created_by %}
                                <span class="text-xs text-slate">{% trans "by" %} {{ item.item.created_by.get_full_name }}</span>
                                {% elif item.item.changed_by %}
                                <span class="text-xs text-slate">{% trans "by" %} {{ item.item.changed_by.get_full_name }}</span>
                                {% endif %}
                            </div>
                            <span class="text-xs text-slate">{{ item.created_at|date:"M d, Y H:i" }}</span>
                        </div>
                        {% if item.type == 'status_change' %}
                        <div class="flex items-center gap-2">
                            {% if item.item.from_status %}
                            <span class="px-2 py-0.5 rounded text-xs font-medium bg-slate-100 text-slate-600">{{ item.item.from_status }}</span>
                            <i data-lucide="arrow-right" class="w-3 h-3 text-slate"></i>
                            {% endif %}
                            <span class="px-2 py-0.5 rounded text-xs font-medium bg-blue-100 text-blue-600">{{ item.item.to_status }}</span>
                        </div>
                        {% elif item.type == 'note' %}
                        <p class="text-gray-700 text-sm mt-1">{{ item.item.note }}</p>
                        {% endif %}
                        {% if item.item.comment %}
                        <p class="text-gray-600 text-sm mt-2">{{ item.item.comment }}</p>
                        {% endif %}
                    </div>
                </div>
                {% endfor %}
            </div>
            {% else %}
            <div class="text-center py-8">
                <i data-lucide="clock" class="w-12 h-12 mx-auto mb-3 text-gray-300"></i>
                <p class="text-slate text-sm">{% trans "No timeline entries yet" %}</p>
            </div>
            {% endif %}
        </section>
    </div>

    <!-- Sidebar -->
    <div class="lg:w-80 space-y-4">
        <!-- Assignment Info -->
        <section class="bg-white rounded-2xl shadow-sm border border-slate-100 overflow-hidden">
            <div class="px-4 py-3 border-b border-slate-100">
                <h3 class="font-bold text-navy flex items-center gap-2">
                    <i data-lucide="users" class="w-4 h-4"></i> {% trans "Assignment" %}
                </h3>
            </div>
            <div class="p-4 space-y-4">
                <div>
                    <div class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Department" %}</div>
                    <div class="text-sm font-medium text-gray-800">{{ observation.assigned_department.name|default:_("Not assigned") }}</div>
                </div>
                <div>
                    <div class="text-xs font-semibold text-slate uppercase tracking-wide mb-1">{% trans "Assigned To" %}</div>
                    <div class="text-sm font-medium text-gray-800">{{ observation.assigned_to.get_full_name|default:_("Not assigned") }}</div>
                </div>
            </div>
        </section>

        <!-- Linked Action -->
        {% if px_action %}
        <section class="bg-navy rounded-2xl p-5 shadow-lg text-white">
            <h3 class="font-bold flex items-center gap-2 mb-3">
                <i data-lucide="link" class="w-4 h-4"></i> {% trans "Linked PX Action" %}
            </h3>
            <p class="text-sm opacity-90 mb-3">{{ px_action.title|truncatewords:10 }}</p>
            <a href="{% url 'actions:action_detail' px_action.id %}" class="inline-flex items-center gap-2 px-4 py-2 bg-white text-navy rounded-xl font-semibold text-sm hover:bg-gray-100 transition">
                <i data-lucide="arrow-right" class="w-4 h-4"></i> {% trans "View Action" %}
            </a>
        </section>
        {% endif %}

        <!-- RCA Section -->
        {% if linked_rcas %}
        <section class="bg-white rounded-2xl shadow-sm border border-slate-100 overflow-hidden">
            <div class="px-4 py-3 border-b border-slate-100 bg-purple-50">
                <h3 class="font-bold text-purple-700 flex items-center gap-2">
                    <i data-lucide="search" class="w-4 h-4"></i> {% trans "Root Cause Analyses" %}
                </h3>
            </div>
            <div class="p-4 space-y-3">
                {% for rca in linked_rcas %}
                <a href="{% url 'rca:rca_detail' pk=rca.pk %}" class="block p-3 rounded-lg border border-slate-200 hover:border-purple-300 transition group">
                    <p class="text-sm font-bold text-navy group-hover:text-purple-700 truncate">{{ rca.title }}</p>
                    <div class="flex items-center gap-2 mt-1">
                        <span class="px-2 py-0.5 rounded-full text-[10px] font-bold uppercase
                            {% if rca.status == 'draft' %}bg-slate-100 text-slate-600
                            {% elif rca.status == 'in_progress' %}bg-blue-100 text-blue-700
                            {% elif rca.status == 'review' %}bg-yellow-100 text-yellow-700
                            {% elif rca.status == 'approved' %}bg-green-100 text-green-700
                            {% elif rca.status == 'closed' %}bg-gray-100 text-gray-600{% endif %}">
                            {{ rca.get_status_display }}
                        </span>
                        <span class="text-[10px] text-slate">{{ rca.created_at|date:"M d, Y" }}</span>
                    </div>
                </a>
                {% endfor %}
            </div>
        </section>
        {% endif %}

        <!-- Triage Form -->
        {% if can_triage %}
        <section class="bg-white rounded-2xl shadow-sm border border-slate-100 overflow-hidden">
            <div class="px-4 py-3 bg-navy text-white">
                <h3 class="font-bold flex items-center gap-2">
                    <i data-lucide="sliders-horizontal" class="w-4 h-4"></i> {% trans "Triage" %}
                </h3>
            </div>
            <div class="p-4">
                <form method="post" action="{% url 'observations:observation_triage' observation.id %}">
                    {% csrf_token %}
                    <div class="mb-3">
                        <label class="block text-xs font-semibold text-slate uppercase tracking-wide mb-2">{% trans "Department" %}</label>
                        {{ triage_form.assigned_department }}
                    </div>
                    <div class="mb-3">
                        <label class="block text-xs font-semibold text-slate uppercase tracking-wide mb-2">{% trans "Assign To" %}</label>
                        {{ triage_form.assigned_to }}
                    </div>
                    <div class="mb-3">
                        <label class="block text-xs font-semibold text-slate uppercase tracking-wide mb-2">{% trans "Status" %}</label>
                        {{ triage_form.status }}
                    </div>
                    <div class="mb-3">
                        <label class="block text-xs font-semibold text-slate uppercase tracking-wide mb-2">{% trans "Note" %}</label>
                        {{ triage_form.note }}
                    </div>
                    <button type="submit" class="w-full bg-navy text-white px-4 py-2.5 rounded-xl font-semibold hover:bg-blue transition flex items-center justify-center gap-2">
                        <i data-lucide="check-circle" class="w-4 h-4"></i> {% trans "Update" %}
                    </button>
                </form>
            </div>
        </section>
        {% endif %}

        <!-- Add Note -->
        <section class="bg-white rounded-2xl shadow-sm border border-slate-100 overflow-hidden">
            <div class="px-4 py-3 bg-green-500 text-white">
                <h3 class="font-bold flex items-center gap-2">
                    <i data-lucide="message-square" class="w-4 h-4"></i> {% trans "Add Note" %}
                </h3>
            </div>
            <div class="p-4">
                <form method="post" action="{% url 'observations:observation_add_note' observation.id %}">
                    {% csrf_token %}
                    <div class="mb-3">
                        {{ note_form.note }}
                    </div>
                    <div class="mb-3">
                        <label class="flex items-center gap-2 cursor-pointer">
                            {{ note_form.is_internal }}
                            <span class="text-xs font-medium text-slate">{% trans "Internal note (not visible to public)" %}</span>
                        </label>
                    </div>
                    <button type="submit" class="w-full bg-green-500 text-white px-4 py-2.5 rounded-xl font-semibold hover:bg-green-600 transition flex items-center justify-center gap-2">
                        <i data-lucide="plus-circle" class="w-4 h-4"></i> {% trans "Add Note" %}
                    </button>
                </form>
            </div>
        </section>

        <!-- Quick Status Change -->
        <section class="bg-white rounded-2xl shadow-sm border border-slate-100 overflow-hidden">
            <div class="px-4 py-3 bg-orange-500 text-white">
                <h3 class="font-bold flex items-center gap-2">
                    <i data-lucide="refresh-cw" class="w-4 h-4"></i> {% trans "Quick Status Change" %}
                </h3>
            </div>
            <div class="p-4">
                <form method="post" action="{% url 'observations:observation_change_status' observation.id %}">
                    {% csrf_token %}
                    <div class="mb-3">
                        {{ status_form.status }}
                    </div>
                    <div class="mb-3">
                        {{ status_form.comment }}
                    </div>
                    <button type="submit" class="w-full bg-orange-500 text-white px-4 py-2.5 rounded-xl font-semibold hover:bg-orange-600 transition flex items-center justify-center gap-2">
                        <i data-lucide="check" class="w-4 h-4"></i> {% trans "Change Status" %}
                    </button>
                </form>
            </div>
        </section>
    </div>
</div>
{% endblock %}