"use client";

import { useState } from "react";
import {
	deleteScope,
	duplicateScope,
	saveScopeValues,
} from "@/actions/theme-builder";
import { Button } from "@/components/ui/button";
import type { ThemeColorKey } from "@/lib/theme-presets";
import { ColorField } from "./color-field";

interface ScopeInfo {
	id: number;
	name: string;
	type: string;
	parentId: number | null;
	siteDomain: string | null;
	routePath: string | null;
	moduleId: string | null;
	isActive: boolean;
}

const COLOR_FIELDS: Array<{
	key: ThemeColorKey;
	label: string;
	def: string;
	desc: string;
	bgKey?: string;
}> = [
	{
		key: "color_background",
		label: "Page background",
		def: "#f8fafc",
		desc: "Main page background",
	},
	{
		key: "color_surface",
		label: "Card / surface",
		def: "#ffffff",
		desc: "Cards, panels, elevated surfaces",
	},
	{
		key: "color_dropdown",
		label: "Dropdown",
		def: "#ffffff",
		desc: "Dropdown menus",
	},
	{
		key: "color_navbar",
		label: "Navbar",
		def: "#ffffff",
		desc: "Navigation bar background",
	},
	{
		key: "color_navbar_text",
		label: "Navbar text",
		def: "#1e293b",
		desc: "Nav text color",
		bgKey: "color_navbar",
	},
	{
		key: "color_text",
		label: "Body text",
		def: "#0f172a",
		desc: "Main text color",
		bgKey: "color_surface",
	},
	{
		key: "color_text_muted",
		label: "Muted text",
		def: "#64748b",
		desc: "Secondary text",
		bgKey: "color_surface",
	},
	{
		key: "color_primary",
		label: "Primary accent",
		def: "#f59e0b",
		desc: "Main brand color",
	},
	{
		key: "color_accent",
		label: "Secondary accent",
		def: "#10b981",
		desc: "Secondary brand color",
	},
	{
		key: "color_success",
		label: "Success",
		def: "#16a34a",
		desc: "Success states",
	},
	{
		key: "color_warning",
		label: "Warning",
		def: "#eab308",
		desc: "Warning states",
	},
	{ key: "color_error", label: "Error", def: "#ef4444", desc: "Error states" },
	{
		key: "color_info",
		label: "Info",
		def: "#0ea5e9",
		desc: "Information states",
	},
	{
		key: "button_primary_color",
		label: "Button primary",
		def: "#f59e0b",
		desc: "Primary button background",
	},
	{
		key: "button_text_color",
		label: "Button primary text",
		def: "#1e293b",
		desc: "Primary button text",
	},
	{
		key: "button_secondary_color",
		label: "Button secondary",
		def: "#22c55e",
		desc: "Secondary button background",
	},
	{
		key: "button_secondary_text_color",
		label: "Button secondary text",
		def: "#ffffff",
		desc: "Secondary button text",
	},
	{
		key: "button_danger_color",
		label: "Button danger",
		def: "#ef4444",
		desc: "Danger button background",
	},
	{
		key: "button_danger_text_color",
		label: "Button danger text",
		def: "#ffffff",
		desc: "Danger button text",
	},
	{
		key: "button_outline_color",
		label: "Button outline",
		def: "#eeb425",
		desc: "Outline button border",
	},
	{
		key: "button_outline_text_color",
		label: "Button outline text",
		def: "#1a1a2e",
		desc: "Outline button text",
	},
	{
		key: "link_color",
		label: "Link color",
		def: "#b77900",
		desc: "Link text color",
	},
	{
		key: "link_hover_color",
		label: "Link hover",
		def: "#8a5b00",
		desc: "Link hover color",
	},
	{
		key: "border_color",
		label: "Border color",
		def: "#eeb425",
		desc: "General borders",
	},
	{
		key: "panel_border_color",
		label: "Panel border",
		def: "#e9b124",
		desc: "Panel borders",
	},
	{
		key: "gradient_from",
		label: "Gradient start",
		def: "#f59e0b",
		desc: "Gradient from color",
	},
	{
		key: "gradient_to",
		label: "Gradient end",
		def: "#10b981",
		desc: "Gradient to color",
	},
];

const TYPE_LABELS: Record<string, string> = {
	global: "🌍 Global",
	site: "🌐 Site",
	module: "📦 Module",
	route: "📄 Route",
};

export function ThemeEditor({
	scopeId,
	scopes,
}: {
	scopeId: number;
	scopes: ScopeInfo[];
}) {
	const [mode, setMode] = useState<"light" | "dark">("light");

	const scope = scopes.find((s) => s.id === scopeId);
	if (!scope) return null;

	return (
		<div className="space-y-4">
			<div className="admin-card p-4">
				<div className="flex items-center justify-between">
					<div>
						<h2 className="text-lg font-semibold text-[var(--admin-text)]">
							{TYPE_LABELS[scope.type] ?? scope.type} — {scope.name}
						</h2>
						<p className="text-xs text-[var(--admin-text-muted)] mt-1">
							{scope.type === "route" && `Path: ${scope.routePath}`}
							{scope.type === "module" && `Module: ${scope.moduleId}`}
							{scope.type === "site" && `Domain: ${scope.siteDomain}`}
							{scope.type === "global" &&
								"Applies to all pages (default theme)"}
						</p>
					</div>
					<div className="flex items-center gap-2">
						<form action={duplicateScope} className="inline">
							<input type="hidden" name="id" value={scopeId} />
							<Button type="submit" variant="outline" size="sm">
								Duplicate
							</Button>
						</form>
						{scope.type !== "global" ? (
							<form action={deleteScope} className="inline">
								<input type="hidden" name="id" value={scopeId} />
								<Button
									type="submit"
									variant="outline"
									size="sm"
									className="text-red-500 hover:text-red-600"
									onClick={(e) => {
										if (
											!confirm("Delete this scope and all its theme values?")
										) {
											e.preventDefault();
										}
									}}
								>
									Delete
								</Button>
							</form>
						) : null}
					</div>
				</div>
			</div>

			<div className="flex items-center gap-2">
				<span className="text-xs text-[var(--admin-text-muted)]">Editing:</span>
				<div className="flex rounded-lg border border-[var(--admin-border)] overflow-hidden">
					<button
						type="button"
						onClick={() => setMode("light")}
						className={`px-3 py-1.5 text-xs font-medium transition-colors ${
							mode === "light"
								? "bg-[var(--admin-accent)] text-white"
								: "bg-[var(--admin-surface)] text-[var(--admin-text)] hover:bg-[var(--admin-surface-elevated)]"
						}`}
					>
						☀ Light
					</button>
					<button
						type="button"
						onClick={() => setMode("dark")}
						className={`px-3 py-1.5 text-xs font-medium transition-colors ${
							mode === "dark"
								? "bg-[var(--admin-accent)] text-white"
								: "bg-[var(--admin-surface)] text-[var(--admin-text)] hover:bg-[var(--admin-surface-elevated)]"
						}`}
					>
						☾ Dark
					</button>
				</div>
			</div>

			<form action={saveScopeValues}>
				<input type="hidden" name="scope_id" value={scopeId} />

				<div className="admin-card p-4">
					<h3 className="text-sm font-semibold text-[var(--admin-text)] mb-4">
						Colors ({mode} mode)
					</h3>
					<p className="text-xs text-[var(--admin-text-muted)] mb-4">
						Only values you set here override the parent scope. Leave empty to
						inherit.
					</p>

					<div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-4">
						{COLOR_FIELDS.map((field) => (
							<ColorField
								key={`${field.key}-${mode}`}
								name={`${field.key}_${mode}`}
								label={field.label}
								description={field.desc}
								defaultValue={field.def}
								backgroundColorKey={
									field.bgKey ? `${field.bgKey}_${mode}` : undefined
								}
							/>
						))}
					</div>
				</div>

				<div className="flex justify-end gap-2 mt-4">
					<Button type="submit" variant="default">
						Save Theme Values
					</Button>
				</div>
			</form>
		</div>
	);
}