package adminview

import (
	"fmt"
	"git.haelnorr.com/h/oslstats/internal/db"
)

templ RolesList(roles *db.List[db.Role]) {
	<div
		id="roles-list-container"
		x-data={ fmt.Sprintf("{ page: %d, perPage: %d, order: '%s', orderBy: '%s' }",
			roles.PageOpts.Page,
			roles.PageOpts.PerPage,
			roles.PageOpts.Order,
			roles.PageOpts.OrderBy) }
	>
		<!-- Header with Create Button -->
		<div class="flex justify-between items-center mb-4">
			<h1 class="text-2xl font-bold text-text">Role Management</h1>
			<button
				class="px-4 py-2 bg-blue text-mantle rounded-lg font-semibold hover:bg-sky transition hover:cursor-pointer"
				hx-get="/admin/roles/create"
				hx-target="#role-modal"
				hx-swap="innerHTML"
			>
				+ Create Role
			</button>
		</div>
		<!-- Roles Table -->
		if len(roles.Items) == 0 {
			<div class="bg-mantle border border-surface1 rounded-lg p-8 text-center">
				<p class="text-subtext0 text-lg">No roles found</p>
			</div>
		} else {
			<div class="bg-surface0 border border-surface1 rounded-lg overflow-hidden">
				<table class="w-full">
					<thead class="bg-mantle border-b border-surface1">
						<tr>
							@roleTableHeader("display_name", "Name", roles.PageOpts.OrderBy, string(roles.PageOpts.Order))
							<th class="px-6 py-3 text-left text-sm font-semibold text-text">Description</th>
							@roleTableHeader("is_system", "Type", roles.PageOpts.OrderBy, string(roles.PageOpts.Order))
							<th class="px-6 py-3 text-right text-sm font-semibold text-text">Actions</th>
						</tr>
					</thead>
					<tbody class="divide-y divide-surface1">
						for _, role := range roles.Items {
							@roleRow(role)
						}
					</tbody>
				</table>
			</div>
			<!-- Pagination controls -->
			<div class="mt-6 flex flex-col gap-4">
				<!-- Page info and per-page selector -->
				<div class="flex flex-col sm:flex-row justify-between items-center gap-4 text-sm text-subtext0">
					<div>
						if roles.Total > 0 {
							Showing { fmt.Sprintf("%d", roles.PageOpts.StartItem()) } - { fmt.Sprintf("%d", roles.PageOpts.EndItem(roles.Total)) } of { fmt.Sprintf("%d", roles.Total) } roles
						} else {
							No roles
						}
					</div>
					<div class="flex items-center gap-2">
						<label for="roles-per-page-select">Per page:</label>
						<select
							id="roles-per-page-select"
							class="py-1 px-2 rounded-lg bg-surface0 border border-surface1 text-text focus:border-blue outline-none"
							x-model.number="perPage"
							@change="submitRolesPage(page, perPage, order, orderBy)"
						>
							<option value="10">10</option>
							<option value="25">25</option>
							<option value="50">50</option>
							<option value="100">100</option>
						</select>
					</div>
				</div>
				<!-- Pagination buttons -->
				if roles.Total > 0 && roles.PageOpts.TotalPages(roles.Total) > 1 {
					<div class="flex flex-wrap justify-center items-center gap-2">
						@paginationButton("First", "<<", fmt.Sprintf("submitRolesPage(1, perPage, order, orderBy)"), !roles.PageOpts.HasPrevPage())
						@paginationButton("Previous", "<", fmt.Sprintf("submitRolesPage(%d, perPage, order, orderBy)", roles.PageOpts.Page-1), !roles.PageOpts.HasPrevPage())
						for _, pageNum := range roles.PageOpts.GetPageRange(roles.Total, 7) {
							@pageNumberButton(pageNum, roles.PageOpts.Page, "submitRolesPage")
						}
						@paginationButton("Next", ">", fmt.Sprintf("submitRolesPage(%d, perPage, order, orderBy)", roles.PageOpts.Page+1), !roles.PageOpts.HasNextPage(roles.Total))
						@paginationButton("Last", ">>", fmt.Sprintf("submitRolesPage(%d, perPage, order, orderBy)", roles.PageOpts.TotalPages(roles.Total)), !roles.PageOpts.HasNextPage(roles.Total))
					</div>
				}
			</div>
		}
	</div>
	<!-- Modal Container -->
	<div id="role-modal"></div>
	<!-- Confirmation Dialog Container -->
	<div id="confirm-dialog"></div>
	<!-- Loading Indicator -->
	<div id="loading-indicator" class="htmx-indicator fixed inset-0 bg-crust/80 flex items-center justify-center z-50">
		<div class="bg-surface0 border border-surface1 rounded-lg p-6 text-center">
			<div class="animate-spin rounded-full h-12 w-12 border-b-2 border-blue mx-auto mb-4"></div>
			<p class="text-text font-semibold">Loading preview...</p>
		</div>
	</div>
}

templ roleTableHeader(field string, label string, currentField string, currentOrder string) {
	{{
		isActive := currentField == field
		baseClasses := "px-6 py-3 text-left text-sm font-semibold text-text cursor-pointer select-none hover:text-blue transition-colors"
		arrow := ""
		if isActive {
			if currentOrder == "ASC" {
				arrow = " ↑"
			} else {
				arrow = " ↓"
			}
		}
	}}
	<th class={ baseClasses } @click={ fmt.Sprintf("sortRolesColumn('%s', order, orderBy)", field) }>
		{ label }
		if arrow != "" {
			<span class="text-blue">{ arrow }</span>
		}
	</th>
}

templ roleRow(role *db.Role) {
	<tr class="hover:bg-surface1/50 transition">
		<td class="px-6 py-4 text-sm text-text font-semibold">{ role.DisplayName }</td>
		<td class="px-6 py-4 text-sm text-subtext0">{ role.Description }</td>
		<td class="px-6 py-4 text-sm">
			if role.IsSystem {
				<span class="px-2 py-1 bg-yellow/20 text-yellow rounded text-xs font-semibold">SYSTEM</span>
			} else {
				<span class="px-2 py-1 bg-surface2 text-subtext0 rounded text-xs">Custom</span>
			}
		</td>
		<td class="px-6 py-4 text-sm text-right">
			<button
				class="px-4 py-2 bg-blue text-mantle rounded-lg hover:bg-sky transition text-sm font-semibold hover:cursor-pointer"
				hx-get={ fmt.Sprintf("/admin/roles/%d/manage", role.ID) }
				hx-target="#role-modal"
				hx-swap="innerHTML"
			>
				Manage
			</button>
		</td>
	</tr>
}