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{ type KeyId, matchesKey } from \"./keys.js\";\n\n/**\n * Global keybinding registry.\n * Downstream packages can add keybindings via declaration merging.\n */\nexport interface Keybindings {\n\t// Editor navigation and editing\n\t\"tui.editor.cursorUp\": true;\n\t\"tui.editor.cursorDown\": true;\n\t\"tui.editor.cursorLeft\": true;\n\t\"tui.editor.cursorRight\": true;\n\t\"tui.editor.cursorWordLeft\": true;\n\t\"tui.editor.cursorWordRight\": true;\n\t\"tui.editor.cursorLineStart\": true;\n\t\"tui.editor.cursorLineEnd\": true;\n\t\"tui.editor.jumpForward\": true;\n\t\"tui.editor.jumpBackward\": true;\n\t\"tui.editor.pageUp\": true;\n\t\"tui.editor.pageDown\": true;\n\t\"tui.editor.deleteCharBackward\": true;\n\t\"tui.editor.deleteCharForward\": true;\n\t\"tui.editor.deleteWordBackward\": true;\n\t\"tui.editor.deleteWordForward\": true;\n\t\"tui.editor.deleteToLineStart\": true;\n\t\"tui.editor.deleteToLineEnd\": true;\n\t\"tui.editor.yank\": true;\n\t\"tui.editor.yankPop\": true;\n\t\"tui.editor.undo\": true;\n\t// Generic input actions\n\t\"tui.input.newLine\": true;\n\t\"tui.input.submit\": true;\n\t\"tui.input.tab\": true;\n\t\"tui.input.copy\": true;\n\t// Generic selection actions\n\t\"tui.select.up\": true;\n\t\"tui.select.down\": true;\n\t\"tui.select.pageUp\": true;\n\t\"tui.select.pageDown\": true;\n\t\"tui.select.confirm\": true;\n\t\"tui.select.cancel\": true;\n}\n\nexport type Keybinding = keyof Keybindings;\n\nexport interface KeybindingDefinition {\n\tdefaultKeys: KeyId | KeyId[];\n\tdescription?: string;\n}\n\nexport type KeybindingDefinitions = Record<string, KeybindingDefinition>;\nexport type KeybindingsConfig = Record<string, KeyId | KeyId[] | undefined>;\n\nexport const TUI_KEYBINDINGS = {\n\t\"tui.editor.cursorUp\": { defaultKeys: \"up\", description: \"Move cursor up\" },\n\t\"tui.editor.cursorDown\": { defaultKeys: \"down\", description: \"Move cursor down\" },\n\t\"tui.editor.cursorLeft\": {\n\t\tdefaultKeys: [\"left\", \"ctrl+b\"],\n\t\tdescription: \"Move cursor left\",\n\t},\n\t\"tui.editor.cursorRight\": {\n\t\tdefaultKeys: [\"right\", \"ctrl+f\"],\n\t\tdescription: \"Move cursor right\",\n\t},\n\t\"tui.editor.cursorWordLeft\": {\n\t\tdefaultKeys: [\"alt+left\", \"ctrl+left\", \"alt+b\"],\n\t\tdescription: \"Move cursor word left\",\n\t},\n\t\"tui.editor.cursorWordRight\": {\n\t\tdefaultKeys: [\"alt+right\", \"ctrl+right\", \"alt+f\"],\n\t\tdescription: \"Move cursor word right\",\n\t},\n\t\"tui.editor.cursorLineStart\": {\n\t\tdefaultKeys: [\"home\", \"ctrl+a\"],\n\t\tdescription: \"Move to line start\",\n\t},\n\t\"tui.editor.cursorLineEnd\": {\n\t\tdefaultKeys: [\"end\", \"ctrl+e\"],\n\t\tdescription: \"Move to line end\",\n\t},\n\t\"tui.editor.jumpForward\": {\n\t\tdefaultKeys: \"ctrl+]\",\n\t\tdescription: \"Jump forward to character\",\n\t},\n\t\"tui.editor.jumpBackward\": {\n\t\tdefaultKeys: \"ctrl+alt+]\",\n\t\tdescription: \"Jump backward to character\",\n\t},\n\t\"tui.editor.pageUp\": { defaultKeys: \"pageUp\", description: \"Page up\" },\n\t\"tui.editor.pageDown\": { defaultKeys: \"pageDown\", description: \"Page down\" },\n\t\"tui.editor.deleteCharBackward\": {\n\t\tdefaultKeys: \"backspace\",\n\t\tdescription: \"Delete character backward\",\n\t},\n\t\"tui.editor.deleteCharForward\": {\n\t\tdefaultKeys: [\"delete\", \"ctrl+d\"],\n\t\tdescription: \"Delete character forward\",\n\t},\n\t\"tui.editor.deleteWordBackward\": {\n\t\tdefaultKeys: [\"ctrl+w\", \"alt+backspace\"],\n\t\tdescription: \"Delete word backward\",\n\t},\n\t\"tui.editor.deleteWordForward\": {\n\t\tdefaultKeys: [\"alt+d\", \"alt+delete\"],\n\t\tdescription: \"Delete word forward\",\n\t},\n\t\"tui.editor.deleteToLineStart\": {\n\t\tdefaultKeys: \"ctrl+u\",\n\t\tdescription: \"Delete to line start\",\n\t},\n\t\"tui.editor.deleteToLineEnd\": {\n\t\tdefaultKeys: \"ctrl+k\",\n\t\tdescription: \"Delete to line end\",\n\t},\n\t\"tui.editor.yank\": { defaultKeys: \"ctrl+y\", description: \"Yank\" },\n\t\"tui.editor.yankPop\": { defaultKeys: \"alt+y\", description: \"Yank pop\" },\n\t\"tui.editor.undo\": { defaultKeys: \"ctrl+-\", description: \"Undo\" },\n\t\"tui.input.newLine\": { defaultKeys: \"shift+enter\", description: \"Insert newline\" },\n\t\"tui.input.submit\": { defaultKeys: \"enter\", description: \"Submit input\" },\n\t\"tui.input.tab\": { defaultKeys: \"tab\", description: \"Tab / autocomplete\" },\n\t\"tui.input.copy\": { defaultKeys: \"ctrl+c\", description: \"Copy selection\" },\n\t\"tui.select.up\": { defaultKeys: \"up\", description: \"Move selection up\" },\n\t\"tui.select.down\": { defaultKeys: \"down\", description: \"Move selection down\" },\n\t\"tui.select.pageUp\": { defaultKeys: \"pageUp\", description: \"Selection page up\" },\n\t\"tui.select.pageDown\": {\n\t\tdefaultKeys: \"pageDown\",\n\t\tdescription: \"Selection page down\",\n\t},\n\t\"tui.select.confirm\": { defaultKeys: \"enter\", description: \"Confirm selection\" },\n\t\"tui.select.cancel\": {\n\t\tdefaultKeys: [\"escape\", \"ctrl+c\"],\n\t\tdescription: \"Cancel selection\",\n\t},\n} as const satisfies KeybindingDefinitions;\n\nexport interface KeybindingConflict {\n\tkey: KeyId;\n\tkeybindings: string[];\n}\n\nfunction normalizeKeys(keys: KeyId | KeyId[] | undefined): KeyId[] {\n\tif (keys === undefined) return [];\n\tconst keyList = Array.isArray(keys) ? keys : [keys];\n\tconst seen = new Set<KeyId>();\n\tconst result: KeyId[] = [];\n\tfor (const key of keyList) {\n\t\tif (!seen.has(key)) {\n\t\t\tseen.add(key);\n\t\t\tresult.push(key);\n\t\t}\n\t}\n\treturn result;\n}\n\nexport class KeybindingsManager {\n\tprivate definitions: KeybindingDefinitions;\n\tprivate userBindings: KeybindingsConfig;\n\tprivate keysById = new Map<Keybinding, KeyId[]>();\n\tprivate conflicts: KeybindingConflict[] = [];\n\n\tconstructor(definitions: KeybindingDefinitions, userBindings: KeybindingsConfig = {}) {\n\t\tthis.definitions = definitions;\n\t\tthis.userBindings = userBindings;\n\t\tthis.rebuild();\n\t}\n\n\tprivate rebuild(): void {\n\t\tthis.keysById.clear();\n\t\tthis.conflicts = [];\n\n\t\tconst userClaims = new Map<KeyId, Set<Keybinding>>();\n\t\tfor (const [keybinding, keys] of Object.entries(this.userBindings)) {\n\t\t\tif (!(keybinding in this.definitions)) continue;\n\t\t\tfor (const key of normalizeKeys(keys)) {\n\t\t\t\tconst claimants = userClaims.get(key) ?? new Set<Keybinding>();\n\t\t\t\tclaimants.add(keybinding as Keybinding);\n\t\t\t\tuserClaims.set(key, claimants);\n\t\t\t}\n\t\t}\n\n\t\tfor (const [key, keybindings] of userClaims) {\n\t\t\tif (keybindings.size > 1) {\n\t\t\t\tthis.conflicts.push({ key, keybindings: [...keybindings] });\n\t\t\t}\n\t\t}\n\n\t\tfor (const [id, definition] of Object.entries(this.definitions)) {\n\t\t\tconst userKeys = this.userBindings[id];\n\t\t\tconst keys = userKeys === undefined ? normalizeKeys(definition.defaultKeys) : normalizeKeys(userKeys);\n\t\t\tthis.keysById.set(id as Keybinding, keys);\n\t\t}\n\t}\n\n\tmatches(data: string, keybinding: Keybinding): boolean {\n\t\tconst keys = this.keysById.get(keybinding) ?? [];\n\t\tfor (const key of keys) {\n\t\t\tif (matchesKey(data, key)) return true;\n\t\t}\n\t\treturn false;\n\t}\n\n\tgetKeys(keybinding: Keybinding): KeyId[] {\n\t\treturn [...(this.keysById.get(keybinding) ?? [])];\n\t}\n\n\tgetDefinition(keybinding: Keybinding): KeybindingDefinition {\n\t\treturn this.definitions[keybinding];\n\t}\n\n\tgetConflicts(): KeybindingConflict[] {\n\t\treturn this.conflicts.map((conflict) => ({ ...conflict, keybindings: [...conflict.keybindings] }));\n\t}\n\n\tsetUserBindings(userBindings: KeybindingsConfig): void {\n\t\tthis.userBindings = userBindings;\n\t\tthis.rebuild();\n\t}\n\n\tgetUserBindings(): KeybindingsConfig {\n\t\treturn { ...this.userBindings };\n\t}\n\n\tgetResolvedBindings(): KeybindingsConfig {\n\t\tconst resolved: KeybindingsConfig = {};\n\t\tfor (const id of Object.keys(this.definitions)) {\n\t\t\tconst keys = this.keysById.get(id as Keybinding) ?? [];\n\t\t\tresolved[id] = keys.length === 1 ? keys[0]! : [...keys];\n\t\t}\n\t\treturn resolved;\n\t}\n}\n\nlet globalKeybindings: KeybindingsManager | null = null;\n\nexport function setKeybindings(keybindings: KeybindingsManager): void {\n\tglobalKeybindings = keybindings;\n}\n\nexport function getKeybindings(): KeybindingsManager {\n\tif (!globalKeybindings) {\n\t\tglobalKeybindings = new KeybindingsManager(TUI_KEYBINDINGS);\n\t}\n\treturn globalKeybindings;\n}\n"]}