34 lines
1.7 KiB
TypeScript
34 lines
1.7 KiB
TypeScript
// KeymapService — 快捷键绑定管理 + 冲突检测（FR-K3/K4/K5）
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export type Scope = 'global' | 'app' | 'editor';
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export interface Binding { id: string; scope: Scope; combo: string; defaultCombo: string; }
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export class KeymapService {
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private bindings = new Map<string, Binding>();
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register(b: Binding) { this.bindings.set(b.id, b); }
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setCombo(id: string, combo: string) {
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const b = this.bindings.get(id); if (b) this.bindings.set(id, { ...b, combo });
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}
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resetAll() { for (const [id, b] of this.bindings) this.bindings.set(id, { ...b, combo: b.defaultCombo }); }
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getAll(): Binding[] { return [...this.bindings.values()]; }
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// 冲突检测：同一 combo 绑定到多个 action（不同 id）即冲突
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conflicts(): Record<string, string[]> {
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const byCombo = new Map<string, string[]>();
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for (const b of this.bindings.values()) {
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const arr = byCombo.get(b.combo) ?? []; arr.push(b.id); byCombo.set(b.combo, arr);
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}
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const out: Record<string, string[]> = {};
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for (const [combo, ids] of byCombo) if (ids.length > 1) out[combo] = ids;
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return out;
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}
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conflictCount(): number { return Object.keys(this.conflicts()).length; }
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// 作用域裁决：给定当前是否编辑器聚焦，返回某 combo 应触发哪个 binding（编辑器聚焦时 global 让位规则按需）
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resolve(combo: string, editorFocused: boolean): Binding | null {
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const matches = [...this.bindings.values()].filter(b => b.combo === combo);
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if (matches.length === 0) return null;
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// 优先 editor（编辑器聚焦时），再 app，再 global
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if (editorFocused) { const e = matches.find(m => m.scope === 'editor'); if (e) return e; }
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return matches.find(m => m.scope === 'global') ?? matches[0];
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}
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}
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