{% extends "base.html" %}

{% block title %}{{ title }}{% endblock %}

{% block content %}
<div class="container-fluid">
    <div class="row">
        <div class="col-md-12">
            <div class="d-flex justify-content-between align-items-center mb-4">
                <h2>Project Timeline</h2>
                <a href="/dashboard/projects" class="btn btn-outline-secondary">← Back to Projects</a>
            </div>
            
            <div id="project-info" class="card mb-4">
                <div class="card-body">
                    <h5 class="card-title">Loading project information...</h5>
                </div>
            </div>
            
            <div class="card">
                <div class="card-header">
                    <h5>Timeline Events</h5>
                    <div class="row mt-3">
                        <div class="col-md-6">
                            <input type="date" id="startDate" class="form-control" placeholder="Start Date">
                        </div>
                        <div class="col-md-6">
                            <input type="date" id="endDate" class="form-control" placeholder="End Date">
                        </div>
                    </div>
                </div>
                <div class="card-body">
                    <div id="timeline-container" class="timeline">
                        <div class="text-center">
                            <div class="spinner-border" role="status">
                                <span class="visually-hidden">Loading...</span>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

<script>
const projectId = {{ project_id }};
let timelineData = [];

async function loadProjectTimeline() {
    try {
        const startDate = document.getElementById('startDate').value;
        const endDate = document.getElementById('endDate').value;
        
        let url = `/api/projects/${projectId}/timeline`;
        const params = new URLSearchParams();
        if (startDate) params.append('start_date', startDate);
        if (endDate) params.append('end_date', endDate);
        if (params.toString()) url += '?' + params.toString();
        
        const response = await fetch(url);
        const data = await response.json();
        
        if (response.ok) {
            timelineData = data;
            displayProjectInfo(data.project);
            displayTimeline(data.timeline);
        } else {
            throw new Error(data.detail || 'Failed to load timeline');
        }
    } catch (error) {
        console.error('Error loading timeline:', error);
        document.getElementById('timeline-container').innerHTML = `
            <div class="alert alert-danger">
                Failed to load timeline: ${error.message}
            </div>
        `;
    }
}

function displayProjectInfo(project) {
    document.getElementById('project-info').innerHTML = `
        <div class="card-body">
            <h5 class="card-title">${project.name}</h5>
            <p class="card-text">
                <strong>Path:</strong> ${project.path}<br>
                <strong>Git Repository:</strong> ${project.git_repo || 'Not a git repo'}<br>
                <strong>Languages:</strong> ${project.languages ? project.languages.join(', ') : 'Unknown'}<br>
                <strong>Total Sessions:</strong> ${project.total_sessions}<br>
                <strong>Total Time:</strong> ${project.total_time_minutes} minutes<br>
                <strong>Last Activity:</strong> ${new Date(project.last_activity).toLocaleString()}
            </p>
        </div>
    `;
}

function displayTimeline(timeline) {
    if (!timeline || timeline.length === 0) {
        document.getElementById('timeline-container').innerHTML = `
            <div class="alert alert-info">No timeline events found for the selected period.</div>
        `;
        return;
    }
    
    const timelineHtml = timeline.map(event => {
        const timestamp = new Date(event.timestamp).toLocaleString();
        const typeClass = getEventTypeClass(event.type);
        const icon = getEventIcon(event.type);
        
        return `
            <div class="timeline-item mb-3">
                <div class="row">
                    <div class="col-md-2 text-end">
                        <small class="text-muted">${timestamp}</small>
                    </div>
                    <div class="col-md-1 text-center">
                        <span class="badge ${typeClass}">${icon}</span>
                    </div>
                    <div class="col-md-9">
                        <div class="card border-start border-3 border-${typeClass.replace('bg-', '')}">
                            <div class="card-body py-2">
                                <h6 class="card-title mb-1">${formatEventTitle(event)}</h6>
                                <p class="card-text small text-muted mb-0">${formatEventDetails(event)}</p>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        `;
    }).join('');
    
    document.getElementById('timeline-container').innerHTML = timelineHtml;
}

function getEventTypeClass(type) {
    const classes = {
        'session_start': 'bg-success',
        'session_end': 'bg-secondary',
        'conversation': 'bg-primary',
        'activity': 'bg-warning',
        'git_operation': 'bg-info'
    };
    return classes[type] || 'bg-light';
}

function getEventIcon(type) {
    const icons = {
        'session_start': '▶️',
        'session_end': '⏹️',
        'conversation': '💬',
        'activity': '🔧',
        'git_operation': '📝'
    };
    return icons[type] || '📌';
}

function formatEventTitle(event) {
    switch (event.type) {
        case 'session_start':
            return `Session Started (${event.data.session_type || 'unknown'})`;
        case 'session_end':
            return `Session Ended (${event.data.duration_minutes || 0}m)`;
        case 'conversation':
            return `Conversation: ${event.data.exchange_type || 'unknown'}`;
        case 'activity':
            return `${event.data.tool_name}: ${event.data.action}`;
        case 'git_operation':
            return `Git: ${event.data.operation}`;
        default:
            return event.type;
    }
}

function formatEventDetails(event) {
    switch (event.type) {
        case 'session_start':
            return `Branch: ${event.data.git_branch || 'unknown'}, Directory: ${event.data.working_directory || 'unknown'}`;
        case 'session_end':
            return `Activities: ${event.data.activity_count || 0}, Conversations: ${event.data.conversation_count || 0}`;
        case 'conversation':
            return event.data.user_prompt || 'No prompt available';
        case 'activity':
            return `File: ${event.data.file_path || 'unknown'}, Lines: ${event.data.lines_changed || 0}, Success: ${event.data.success}`;
        case 'git_operation':
            return `${event.data.commit_message || 'No message'} (${event.data.files_changed || 0} files, ${event.data.lines_changed || 0} lines)`;
        default:
            return JSON.stringify(event.data);
    }
}

// Event listeners
document.getElementById('startDate').addEventListener('change', loadProjectTimeline);
document.getElementById('endDate').addEventListener('change', loadProjectTimeline);

// Load initial data
loadProjectTimeline();
</script>

<style>
.timeline-item {
    position: relative;
}

.timeline {
    padding-left: 1rem;
}

.border-success { border-color: #198754 !important; }
.border-secondary { border-color: #6c757d !important; }
.border-primary { border-color: #0d6efd !important; }
.border-warning { border-color: #ffc107 !important; }
.border-info { border-color: #0dcaf0 !important; }
</style>
{% endblock %}