import { Event } from '@vscode-alt/monaco-editor/esm/vs/base/common/event';
import { IKeyboardEvent } from '@vscode-alt/monaco-editor/esm/vs/platform/keybinding/common/keybinding';
import { Keybinding, ResolvedKeybinding, SimpleKeybinding } from '@vscode-alt/monaco-editor/esm/vs/base/common/keyCodes';
import { ScanCodeBinding } from '@vscode-alt/monaco-editor/esm/vs/base/common/scanCode';

export const enum DispatchConfig {
    Code,
    KeyCode,
}

export interface IMacKeyboardLayoutInfo {
    id: string;
    lang: string;
    localizedName?: string;
}

export type IKeyboardLayoutInfo = (IWindowsKeyboardLayoutInfo | ILinuxKeyboardLayoutInfo | IMacKeyboardLayoutInfo) & { isUserKeyboardLayout?: boolean; isUSStandard?: true };

export interface ILinuxKeyMapping {
    value: string;
    withShift: string;
    withAltGr: string;
    withShiftAltGr: string;
}
export interface ILinuxKeyboardMapping {
    [code: string]: ILinuxKeyMapping;
}
export interface ILinuxKeyboardLayoutInfo {
    model: string;
    layout: string;
    variant: string;
    options: string;
    rules: string;
}

export interface IMacKeyMapping {
    value: string;
    withShift: string;
    withAltGr: string;
    withShiftAltGr: string;
    valueIsDeadKey: boolean;
    withShiftIsDeadKey: boolean;
    withAltGrIsDeadKey: boolean;
    withShiftAltGrIsDeadKey: boolean;
}
export interface IMacKeyboardMapping {
    [code: string]: IMacKeyMapping;
}

export interface IWindowsKeyboardMapping {
    [scanCode: string]: IWindowsKeyMapping;
}
export interface IWindowsKeyMapping {
    vkey: string;
    value: string;
    withShift: string;
    withAltGr: string;
    withShiftAltGr: string;
}
export interface IWindowsKeyboardLayoutInfo {
    name: string;
    id: string;
    text: string;
}

export type IKeyboardMapping = IWindowsKeyboardMapping | ILinuxKeyboardMapping | IMacKeyboardMapping;

export interface IKeyboardMapper {
    dumpDebugInfo(): string;
    resolveKeybinding(keybinding: Keybinding): ResolvedKeybinding[];
    resolveKeyboardEvent(keyboardEvent: IKeyboardEvent): ResolvedKeybinding;
    resolveUserBinding(firstPart: (SimpleKeybinding | ScanCodeBinding)[]): ResolvedKeybinding[];
}

export interface IKeymapService {
    _serviceBrand: undefined;
    onDidChangeKeyboardMapper: Event<void>;
    getKeyboardMapper(dispatchConfig: DispatchConfig): IKeyboardMapper;
    getCurrentKeyboardLayout(): IKeyboardLayoutInfo | null;
    getAllKeyboardLayouts(): IKeyboardLayoutInfo[];
    getRawKeyboardMapping(): IKeyboardMapping | null;
    validateCurrentKeyboardMapping(keyboardEvent: IKeyboardEvent): void;
}