import {
	configureTuiAppearance,
	TUI_ACTIVITY_INDICATOR_OPTIONS,
	TUI_STATUS_PRESENTATION_OPTIONS,
} from "@luan.sh/pi-libtui";
import { createSettings } from "../sdk.ts";

const textEffectOptions = [
	{ value: "off", label: "Off", description: "Keep activity text steady." },
	{ value: "sweep", label: "Sweep", description: "Move a narrow highlight across activity text." },
	{ value: "glow", label: "Glow", description: "Move a broader multi-step glow across activity text." },
	{ value: "rainbow", label: "Rainbow", description: "Move a semantic color wave across activity text." },
	{
		value: "rainbow-glow",
		label: "Rainbow glow",
		description: "Move a broad rainbow glow and subdued color trail across activity text.",
	},
	{
		value: "lightning",
		label: "Lightning",
		description: "Move fast-mode strike and shine effects across activity text.",
	},
	{
		value: "aurora",
		label: "Aurora wave",
		description: "Roll a luminous magenta-blue-cyan wave through activity text.",
	},
	{ value: "glitch", label: "Glitch", description: "Flash deterministic cyberpunk artifacts through activity text." },
	{ value: "crush", label: "Crush", description: "Resolve a moving field of artifacts back into activity text." },
] as const;

const inheritedIndicatorOptions = [
	{ value: "inherit", label: "Default", description: "Use the general activity indicator." },
	...TUI_ACTIVITY_INDICATOR_OPTIONS,
] as const;

const messageOptions = [
	{ value: "phase", label: "Phase", description: "Show the current request phase." },
	{ value: "typewriter", label: "Typewriter", description: "Type rotating themed status messages." },
] as const;

const inheritedMessageOptions = [
	{ value: "inherit", label: "Default", description: "Use the general activity message." },
	...messageOptions,
] as const;

const inheritedTextEffectOptions = [
	{ value: "inherit", label: "Default", description: "Use the general text effect." },
	...textEffectOptions,
] as const;

const pulseEffectOptions = [
	{ value: "off", label: "Off", description: "Keep the composed indicator and text at their rendered colors." },
	{
		value: "pulse",
		label: "Pulse",
		description: "Fade the composed indicator and text smoothly between dim and bright.",
	},
	{
		value: "color",
		label: "Color pulse",
		description: "Pulse the colors of the composed indicator and text without changing their shapes.",
	},
] as const;

const inheritedPulseEffectOptions = [
	{ value: "inherit", label: "Default", description: "Use the general pulse effect." },
	...pulseEffectOptions,
] as const;

const inheritedPresentationOptions = [
	{ value: "inherit", label: "Default", description: "Use the general status presentation." },
	...TUI_STATUS_PRESENTATION_OPTIONS,
] as const;

export const tuiSettings = createSettings({
	namespace: "pi-libtui",
	label: "TUI",
	apply: "live",
	definitions: {
		iconPack: {
			category: "appearance",
			section: "Style",
			label: "Icon pack",
			description: "Icon set used by shared TUI components.",
			type: "enum",
			default: "auto",
			options: [
				{
					value: "auto",
					label: "Auto",
					description: "Use bundled Nerd Font support in known terminals; Unicode otherwise.",
				},
				{ value: "nerd-fonts", label: "Nerd Fonts", description: "Patched-font icons." },
				{ value: "unicode", label: "Unicode", description: "Plain text Unicode symbols." },
				{ value: "emoji", label: "Emoji", description: "Color emoji symbols." },
			],
		},
		activityIndicator: {
			category: "appearance",
			page: "animations",
			section: "General",
			preview: "activity-marker",
			label: "Activity indicator",
			description: "Compact one-to-four-cell animation shown beside active work.",
			type: "enum",
			default: "braille-wave",
			options: TUI_ACTIVITY_INDICATOR_OPTIONS,
		},
		activityMessage: {
			category: "appearance",
			page: "animations",
			section: "General",
			preview: "activity-message",
			label: "Activity message",
			description: "Text source used by the standard inline composition.",
			type: "enum",
			default: "phase",
			options: messageOptions,
		},
		textEffect: {
			category: "appearance",
			page: "animations",
			section: "General",
			preview: "text-effect",
			label: "Text effect",
			description: "Motion painted across the composed activity text.",
			type: "enum",
			default: "sweep",
			options: textEffectOptions,
		},
		textEffectScope: {
			category: "appearance",
			page: "animations",
			section: "General",
			label: "Text effect scope",
			description: "Choose whether the effect paints only the message or the whole inline composition.",
			type: "enum",
			default: "message",
			options: [
				{ value: "message", label: "Message", description: "Paint only the activity message." },
				{
					value: "inline",
					label: "Whole inline",
					description: "Paint the indicator, separator, and message as one unit.",
				},
			],
		},
		pulseEffect: {
			category: "appearance",
			page: "animations",
			section: "General",
			preview: "pulse-effect",
			label: "Pulse effect",
			description: "Pulse composed over the selected indicator and text effect.",
			type: "enum",
			default: "off",
			options: pulseEffectOptions,
		},
		statusPresentation: {
			category: "appearance",
			page: "animations",
			section: "General",
			preview: "status-presentation",
			label: "Status presentation",
			description: "Choose the standard inline composition or an exclusive status presentation.",
			type: "enum",
			default: "standard",
			options: TUI_STATUS_PRESENTATION_OPTIONS,
		},
		animationSpeed: {
			category: "appearance",
			page: "animations",
			section: "General",
			preview: "animation-speed",
			label: "Animation speed",
			description: "Pace of every activity indicator, text effect, and status presentation.",
			type: "enum",
			default: "relaxed",
			options: [
				{ value: "slow", label: "Slow", description: "Run animations at 60% of their normal pace." },
				{ value: "relaxed", label: "Relaxed", description: "Run animations at 80% of their normal pace." },
				{ value: "normal", label: "Normal", description: "Use each animation's designed pace." },
				{ value: "fast", label: "Fast", description: "Run animations at 135% of their normal pace." },
				{ value: "very-fast", label: "Very fast", description: "Run animations at 170% of their normal pace." },
			],
		},
		animationSmoothness: {
			category: "appearance",
			page: "animations",
			section: "General",
			preview: "animation-smoothness",
			label: "Animation smoothness",
			description: "Maximum repaint frequency used to preserve animation frames.",
			type: "enum",
			default: "balanced",
			options: [
				{ value: "economy", label: "Economy", description: "Use at most about 13 redraws per second." },
				{ value: "balanced", label: "Balanced", description: "Use at most about 30 redraws per second." },
				{ value: "smooth", label: "Smooth", description: "Use at most about 45 redraws per second." },
				{ value: "ultra", label: "Ultra", description: "Use at most about 60 redraws per second." },
			],
		},
		thinkingIndicator: {
			category: "appearance",
			page: "animations",
			section: "Thinking",
			preview: "activity-marker",
			label: "Indicator",
			description: "Indicator shown while the model is reasoning.",
			type: "enum",
			default: "braille-pulse",
			options: inheritedIndicatorOptions,
		},
		thinkingMessage: {
			category: "appearance",
			page: "animations",
			section: "Thinking",
			preview: "activity-message",
			label: "Message",
			description: "Message source used while the model is reasoning.",
			type: "enum",
			default: "inherit",
			options: inheritedMessageOptions,
		},
		thinkingTextEffect: {
			category: "appearance",
			page: "animations",
			section: "Thinking",
			preview: "text-effect",
			label: "Text effect",
			description: "Text effect shown while the model is reasoning.",
			type: "enum",
			default: "glow",
			options: inheritedTextEffectOptions,
		},
		thinkingPulseEffect: {
			category: "appearance",
			page: "animations",
			section: "Thinking",
			preview: "pulse-effect",
			label: "Pulse effect",
			description: "Pulse effect used while the model is reasoning.",
			type: "enum",
			default: "pulse",
			options: inheritedPulseEffectOptions,
		},
		thinkingPresentation: {
			category: "appearance",
			page: "animations",
			section: "Thinking",
			preview: "status-presentation",
			label: "Status presentation",
			description: "Status presentation shown while the model is reasoning.",
			type: "enum",
			default: "inherit",
			options: inheritedPresentationOptions,
		},
		workingIndicator: {
			category: "appearance",
			page: "animations",
			section: "Working",
			preview: "activity-marker",
			label: "Indicator",
			description: "Indicator shown while the model generates a response.",
			type: "enum",
			default: "braille-scanline",
			options: inheritedIndicatorOptions,
		},
		workingMessage: {
			category: "appearance",
			page: "animations",
			section: "Working",
			preview: "activity-message",
			label: "Message",
			description: "Message source used while the model generates a response.",
			type: "enum",
			default: "inherit",
			options: inheritedMessageOptions,
		},
		workingTextEffect: {
			category: "appearance",
			page: "animations",
			section: "Working",
			preview: "text-effect",
			label: "Text effect",
			description: "Text effect shown while the model generates a response.",
			type: "enum",
			default: "rainbow-glow",
			options: inheritedTextEffectOptions,
		},
		workingPulseEffect: {
			category: "appearance",
			page: "animations",
			section: "Working",
			preview: "pulse-effect",
			label: "Pulse effect",
			description: "Pulse effect used while the model generates a response.",
			type: "enum",
			default: "color",
			options: inheritedPulseEffectOptions,
		},
		workingPresentation: {
			category: "appearance",
			page: "animations",
			section: "Working",
			preview: "status-presentation",
			label: "Status presentation",
			description: "Status presentation shown while the model generates a response.",
			type: "enum",
			default: "inherit",
			options: inheritedPresentationOptions,
		},
		toolIndicator: {
			category: "appearance",
			page: "animations",
			section: "Tool",
			preview: "activity-marker",
			label: "Indicator",
			description: "Indicator shown while a tool is executing.",
			type: "enum",
			default: "inherit",
			options: inheritedIndicatorOptions,
		},
		toolMessage: {
			category: "appearance",
			page: "animations",
			section: "Tool",
			preview: "activity-message",
			label: "Message",
			description: "Message source used while a tool is executing.",
			type: "enum",
			default: "inherit",
			options: inheritedMessageOptions,
		},
		toolTextEffect: {
			category: "appearance",
			page: "animations",
			section: "Tool",
			preview: "text-effect",
			label: "Text effect",
			description: "Text effect shown while a tool is executing.",
			type: "enum",
			default: "inherit",
			options: inheritedTextEffectOptions,
		},
		toolPulseEffect: {
			category: "appearance",
			page: "animations",
			section: "Tool",
			preview: "pulse-effect",
			label: "Pulse effect",
			description: "Pulse effect used while a tool is executing.",
			type: "enum",
			default: "inherit",
			options: inheritedPulseEffectOptions,
		},
		toolPresentation: {
			category: "appearance",
			page: "animations",
			section: "Tool",
			preview: "status-presentation",
			label: "Status presentation",
			description: "Status presentation shown while a tool is executing.",
			type: "enum",
			default: "inherit",
			options: inheritedPresentationOptions,
		},
		powerline: {
			category: "appearance",
			section: "Style",
			label: "Powerline separators",
			description: "Use rounded Powerline separators where supported.",
			type: "boolean",
			default: false,
		},
		powerlineButtons: {
			category: "appearance",
			section: "Style",
			label: "Powerline buttons",
			description: "Use rounded Powerline caps for buttons.",
			type: "boolean",
			default: false,
		},
		softCursor: {
			category: "appearance",
			section: "Style",
			label: "Softer virtual cursor",
			description: "Use a muted surface for virtual editor cursors.",
			type: "boolean",
			default: false,
		},
		userMessageBubbles: {
			category: "appearance",
			label: "User message bubbles",
			description: "Show user messages in right-aligned bubbles instead of full-width rows.",
			type: "boolean",
			default: true,
		},
		insertionCursor: {
			category: "appearance",
			page: "terminal",
			section: "Cursor",
			label: "Insertion cursor",
			description: "Cursor used while editing text.",
			type: "enum",
			default: "virtual",
			options: cursorOptions(),
		},
		navigationCursor: {
			category: "appearance",
			page: "terminal",
			section: "Cursor",
			label: "Navigation cursor",
			description: "Cursor used while navigating without a selection.",
			type: "enum",
			default: "virtual",
			options: cursorOptions(),
		},
		selectionCursor: {
			category: "appearance",
			page: "terminal",
			section: "Cursor",
			label: "Selection cursor",
			description: "Cursor used at the active end of a selection.",
			type: "enum",
			default: "virtual",
			options: cursorOptions(),
		},
	},
});

function cursorOptions() {
	return [
		{ value: "virtual", label: "Virtual", description: "Paint the cursor into the TUI." },
		{ value: "terminal-default", label: "Terminal default", description: "Use the terminal's default cursor." },
		{ value: "blinking-block", label: "Blinking block", description: "Use a blinking block cursor." },
		{ value: "steady-block", label: "Steady block", description: "Use a steady block cursor." },
		{ value: "blinking-underline", label: "Blinking underline", description: "Use a blinking underline cursor." },
		{ value: "steady-underline", label: "Steady underline", description: "Use a steady underline cursor." },
		{ value: "blinking-bar", label: "Blinking bar", description: "Use a blinking bar cursor." },
		{ value: "steady-bar", label: "Steady bar", description: "Use a steady bar cursor." },
	] as const;
}

export function registerTuiSettings(): () => void {
	return tuiSettings.register((settings) => configureTuiAppearance(settings));
}