package app

import (
	"fmt"
	"github.com/seaweedfs/seaweedfs/weed/admin/dash"
)

templ ClusterFilers(data dash.ClusterFilersData) {
	<div class="d-flex justify-content-between flex-wrap flex-md-nowrap align-items-center pt-3 pb-2 mb-3 border-bottom">
		<h1 class="h2">
			<i class="fas fa-folder-open me-2"></i>Filers
		</h1>
		<div class="btn-toolbar mb-2 mb-md-0">
			<div class="btn-group me-2">
				<button type="button" class="btn btn-sm btn-outline-primary" onclick="exportFilers()">
					<i class="fas fa-download me-1"></i>Export
				</button>
			</div>
		</div>
	</div>

	<div id="filers-content">
		<!-- Summary Cards -->
		<div class="row mb-4">
			<div class="col-xl-12 col-md-12 mb-4">
				<div class="card border-left-primary shadow h-100 py-2">
					<div class="card-body">
						<div class="row no-gutters align-items-center">
							<div class="col mr-2">
								<div class="text-xs font-weight-bold text-primary text-uppercase mb-1">
									Total Filers
								</div>
								<div class="h5 mb-0 font-weight-bold text-gray-800">
									{ fmt.Sprintf("%d", data.TotalFilers) }
								</div>
							</div>
							<div class="col-auto">
								<i class="fas fa-folder-open fa-2x text-gray-300"></i>
							</div>
						</div>
					</div>
				</div>
			</div>
		</div>

		<!-- Filers Table -->
		<div class="card shadow mb-4">
			<div class="card-header py-3">
				<h6 class="m-0 font-weight-bold text-primary">
					<i class="fas fa-folder-open me-2"></i>Filers
				</h6>
			</div>
			<div class="card-body">
				if len(data.Filers) > 0 {
					<div class="table-responsive">
						<table class="table table-hover" id="filersTable">
							<thead>
								<tr>
									<th>Address</th>
									<th>Version</th>
									<th>Data Center</th>
									<th>Rack</th>
									<th>Created At</th>
									<th>Actions</th>
								</tr>
							</thead>
							<tbody>
								for _, filer := range data.Filers {
									<tr>
										<td>
											<a href={ templ.SafeURL(fmt.Sprintf("//%s", filer.Address)) } target="_blank" class="text-decoration-none">
												{ filer.Address }
												<i class="fas fa-external-link-alt ms-1 text-muted"></i>
											</a>
										</td>
										<td>
											<span class="badge bg-light text-dark">{ filer.Version }</span>
										</td>
										<td>
											<span class="badge bg-light text-dark">{ filer.DataCenter }</span>
										</td>
										<td>
											<span class="badge bg-light text-dark">{ filer.Rack }</span>
										</td>
										<td>
											if !filer.CreatedAt.IsZero() {
												{ filer.CreatedAt.Format("2006-01-02 15:04:05") }
											} else {
												<span class="text-muted">N/A</span>
											}
										</td>
										<td>
											<div class="btn-group btn-group-sm" role="group">
												<button type="button" class="btn btn-outline-secondary btn-sm" title="File Browser" data-action="open-filer" data-address={ filer.Address }>
													<i class="fas fa-folder-open"></i>
												</button>
											</div>
										</td>
									</tr>
								}
							</tbody>
						</table>
					</div>
				} else {
					<div class="text-center py-5">
						<i class="fas fa-folder-open fa-3x text-muted mb-3"></i>
						<h5 class="text-muted">No Filers Found</h5>
						<p class="text-muted">No filer servers are currently available in the cluster.</p>
					</div>
				}
			</div>
		</div>

		<!-- Last Updated -->
		<div class="row">
			<div class="col-12">
				<small class="text-muted">
					<i class="fas fa-clock me-1"></i>
					Last updated: { data.LastUpdated.Format("2006-01-02 15:04:05") }
				</small>
			</div>
		</div>
	</div>

	<!-- JavaScript for cluster filers functionality -->
	<script>
	document.addEventListener('DOMContentLoaded', function() {
		// Handle filer action buttons
		document.addEventListener('click', function(e) {
			const button = e.target.closest('[data-action]');
			if (!button) return;
			
			const action = button.getAttribute('data-action');
			const address = button.getAttribute('data-address');
			
			if (!address) return;
			
			switch(action) {
				case 'open-filer':
					openFilerBrowser(address);
					break;
			}
		});
	});
	
	function openFilerBrowser(address) {
		// Open file browser for specific filer
		window.open('/files?filer=' + encodeURIComponent(address), '_blank');
	}
	
	function exportFilers() {
		// Simple CSV export of filers list
		const rows = Array.from(document.querySelectorAll('#filersTable tbody tr')).map(row => {
			const cells = row.querySelectorAll('td');
			if (cells.length > 1) {
				return {
					address: cells[0].textContent.trim(),
					version: cells[1].textContent.trim(),
					datacenter: cells[2].textContent.trim(),
					rack: cells[3].textContent.trim(),
					created: cells[4].textContent.trim()
				};
			}
			return null;
		}).filter(row => row !== null);
		
		const csvContent = "data:text/csv;charset=utf-8," + 
			"Address,Version,Data Center,Rack,Created At\n" +
			rows.map(r => '"' + r.address + '","' + r.version + '","' + r.datacenter + '","' + r.rack + '","' + r.created + '"').join("\n");
		
		const encodedUri = encodeURI(csvContent);
		const link = document.createElement("a");
		link.setAttribute("href", encodedUri);
		link.setAttribute("download", "filers.csv");
		document.body.appendChild(link);
		link.click();
		document.body.removeChild(link);
	}
	</script>
}

 