/**
 * The nodes of a sound FX graph with a tab of their own, opened by a double-click on them: a
 * Parametric EQ (#370), a Compressor (#378) and a Filter (#385). A tab is a document named by its
 * kind, the asset and the node (`eq:<asset>:<node>`).
 */
import type { GraphNode } from '../../core/graph';
import type { Project } from '../../core/model/Project';
import { SoundFxCompressor, SoundFxFilter, SoundFxParametricEq } from '../../core/soundfx/nodes';
import { compressorNodeOf, compressorTabLabel } from './CompressorEditor';
import { eqTabLabel } from './EqEditor';
import { eqNodeOf } from './EqPanel';
import { filterNodeOf } from './FilterPanel';

export type NodeTabKind = 'eq' | 'compressor' | 'filter';

export const NODE_TAB_KINDS: readonly NodeTabKind[] = ['eq', 'compressor', 'filter'];

const KIND_OF_TYPE: Readonly<Record<string, NodeTabKind>> = {
  [SoundFxParametricEq.type]: 'eq',
  [SoundFxCompressor.type]: 'compressor',
  [SoundFxFilter.type]: 'filter',
};

/** The kind of tab a node opens, or null for one without. */
export const nodeTabOf = (type: string): NodeTabKind | null => KIND_OF_TYPE[type] ?? null;

const NODE_OF: Readonly<Record<NodeTabKind, typeof eqNodeOf>> = {
  eq: eqNodeOf,
  compressor: compressorNodeOf,
  filter: filterNodeOf,
};

/** The node a tab is about, or null once it, or its asset, is gone. */
export function nodeOfTab(
  project: Project,
  kind: NodeTabKind,
  assetId: string,
  nodeId: string,
): GraphNode | null {
  return NODE_OF[kind](project, assetId, nodeId);
}

export function nodeTabLabel(project: Project, kind: NodeTabKind, assetId: string, nodeId: string): string {
  return kind === 'compressor'
    ? compressorTabLabel(project, assetId, nodeId)
    : eqTabLabel(project, assetId, nodeId);
}