config

type AIConfig struct {
	ContextMode      string      `toml:"context_mode"`
	TokenModel       string      `toml:"token_model"`
	MCP              AIMCPConfig `toml:"mcp"`
	Provider         string      `toml:"provider"`          // "copilot" | "claude" | "none"
	FallbackProvider string      `toml:"fallback_provider"` // same enum or ""
	// Sub-feature configuration.
	Copilot          CopilotConfig     `toml:"copilot"`
	Review           ReviewConfig      `toml:"review"`
	Chat             ChatConfig        `toml:"chat"`
	Changelog        ChangelogConfig   `toml:"changelog"`
	RedactPatterns   []string          `toml:"redact_patterns"`
	Claude           ClaudeConfig      `toml:"claude"`
	Conflict         ConflictConfig    `toml:"conflict"`
	Temperature      float64           `toml:"temperature"`
	MaxContextFiles  int               `toml:"max_context_files"`
	MaxContextTokens int               `toml:"max_context_tokens"`
	CommitSplit      CommitSplitConfig `toml:"commit_split"`
	// Existing fields.
	AutoInstallDeps bool `toml:"auto_install_deps"`
	// Feature flags and provider selection.
	Enabled        bool `toml:"enabled"`
	AutoCommitMsg  bool `toml:"auto_commit_message"`
	AutoReviewDiff bool `toml:"auto_review_diff"`
}

type AIMCPConfig struct {
	SocketPath string `toml:"socket_path"`
}

type ActionsConfig struct {
	DoubleClick map[string]string `toml:"double_click"`
	RightClick  map[string]string `toml:"right_click"`
	Confirmed   map[string]bool   `toml:"confirmed"`
}

type BookmarksConfig struct {
	Paths         []string `toml:"paths"`
	ShowInSidebar bool     `toml:"show_in_sidebar"`
}

type ChangelogConfig struct {
	Format     string   `toml:"format"` // "keepachangelog"
	Categories []string `toml:"categories"`
}

type ChatConfig struct {
	SystemPrompt    string `toml:"system_prompt"` // custom override
	CollapsedHeight int    `toml:"collapsed_height"`
	ExpandedHeight  int    `toml:"expanded_height"`
	Enabled         bool   `toml:"enabled"`
	RenderMarkdown  bool   `toml:"render_markdown"`
}

type ClaudeConfig struct {
	Model     string `toml:"model"`
	MaxTokens int    `toml:"max_tokens"`
}

type CommitSplitConfig struct {
	Threshold int `toml:"threshold"`
}

type Config struct {
	Actions    ActionsConfig    `toml:"actions"`
	Terminal   TerminalConfig   `toml:"terminal"`
	Theme      ThemeConfig      `toml:"theme"`
	AI         AIConfig         `toml:"ai"`
	General    GeneralConfig    `toml:"general"`
	Shortcuts  ShortcutsConfig  `toml:"shortcuts"`
	MCP        MCPConfig        `toml:"mcp"`
	GitHub     GitHubConfig     `toml:"github"`
	Preview    PreviewConfig    `toml:"preview"`
	Logging    LoggingConfig    `toml:"logging"`
	FileTree   FileTreeConfig   `toml:"file_tree"`
	Bookmarks  BookmarksConfig  `toml:"bookmarks"`
	Extensions ExtensionsConfig `toml:"extensions"`
	Git        GitConfig        `toml:"git"`
	Session    SessionConfig    `toml:"session"`
}

type ConflictConfig struct {
	DefaultMode               string `toml:"default_mode"` // "auto" | "interactive"
	IncludeSurroundingContext int    `toml:"include_surrounding_context"`
	AutoAcceptHighConfidence  bool   `toml:"auto_accept_high_confidence"`
}

type CopilotConfig struct {
	Model string `toml:"model"` // optional override
}

type CustomShortcut struct {
	Name        string   `toml:"name"`
	Description string   `toml:"description"`
	Steps       []string `toml:"steps"`
}

type Duration struct {
	time.Duration
}

type ExtensionsConfig struct {
	InstallDir      string `toml:"install_dir"`
	RegistryURL     string `toml:"registry_url"`
	LuaTimeoutMs    int    `toml:"lua_timeout_ms"`
	WasmMemoryLimit int    `toml:"wasm_memory_limit"`
	Enabled         bool   `toml:"enabled"`
	AutoUpdate      bool   `toml:"auto_update"`
}

type FileTreeConfig struct {
	IconMode             string `toml:"icon_mode"`
	MaxDepth             int    `toml:"max_depth"`
	ShowHidden           bool   `toml:"show_hidden"`
	ShowIcons            bool   `toml:"show_icons"`
	SortDirectoriesFirst bool   `toml:"sort_directories_first"`
	GitStatusMarkers     bool   `toml:"git_status_markers"`
	FollowSymlinks       bool   `toml:"follow_symlinks"`
}

type GeneralConfig struct {
	KeybindingScheme string `toml:"keybinding_scheme"`
	DefaultLayout    string `toml:"default_layout"`
	AutoSaveSession  bool   `toml:"auto_save_session"`
	ShowFirstRunHelp bool   `toml:"show_first_run_help"`
}

type GitConfig struct {
	RefreshMethod           string   `toml:"refresh_method"`
	DefaultBranch           string   `toml:"default_branch"`
	WorktreeMergeMethod     string   `toml:"worktree_merge_method"`
	WorktreeOpenMode        string   `toml:"worktree_open_mode"`
	RefreshFallbackInterval Duration `toml:"refresh_fallback_interval"`
	AutoFetchInterval       Duration `toml:"auto_fetch_interval"`
	MaxLogEntries           int      `toml:"max_log_entries"`
	WorktreeFirst           bool     `toml:"worktree_first"`
	ShowCommitGraph         bool     `toml:"show_commit_graph"`
	SignCommits             bool     `toml:"sign_commits"`
}

type GitHubConfig struct {
	Owner                  string `toml:"owner"`
	Repo                   string `toml:"repo"`
	DefaultIssueFilter     string `toml:"default_issue_filter"`
	DefaultPRFilter        string `toml:"default_pr_filter"`
	PollInterval           int    `toml:"poll_interval"`
	ReviewDiffContextLines int    `toml:"review_diff_context_lines"`
	AutoCheckoutPRBranch   bool   `toml:"auto_checkout_pr_branch"`
}

type LoggingConfig struct {
	Level      string `toml:"level"`
	File       string `toml:"file"`
	MaxSizeMB  int    `toml:"max_size_mb"`
	MaxBackups int    `toml:"max_backups"`
}

type MCPConfig struct {
	Security MCPSecurityConfig `toml:"security"`
}

type MCPSecurityConfig struct {
	AuditLogPath        string   `toml:"audit_log_path"`
	AllowedCommands     []string `toml:"allowed_commands"`
	AllowedWritePaths   []string `toml:"allowed_write_paths"`
	RateLimitRead       int      `toml:"rate_limit_read"`
	RateLimitWrite      int      `toml:"rate_limit_write"`
	MaxAgentProcesses   int      `toml:"max_agent_processes"`
	AgentTimeout        int      `toml:"agent_timeout"`
	RequireConfirmation bool     `toml:"require_confirmation"`
	SocketAuth          bool     `toml:"socket_auth"`
	FollowSymlinks      bool     `toml:"follow_symlinks"`
	AuditLog            bool     `toml:"audit_log"`
}

type PreviewConfig struct {
	Position           string `toml:"position"`
	Theme              string `toml:"theme"`
	Width              int    `toml:"width"`
	MaxFileSize        int    `toml:"max_file_size"`
	Enabled            bool   `toml:"enabled"`
	SyntaxHighlighting bool   `toml:"syntax_highlighting"`
	LineNumbers        bool   `toml:"line_numbers"`
	WordWrap           bool   `toml:"word_wrap"`
	RenderMarkdown     bool   `toml:"render_markdown"`
}

type ReviewConfig struct {
	SeverityThreshold string   `toml:"severity_threshold"`
	Categories        []string `toml:"categories"`
	AutoReviewOnPush  bool     `toml:"auto_review_on_push"`
}

type SessionConfig struct {
	Enabled bool `toml:"enabled"`
	MaxAge  int  `toml:"max_age"` // days to keep sessions
}

type ShortcutsConfig struct {
	Overrides          map[string]bool  `toml:"overrides"`
	Custom             []CustomShortcut `toml:"custom"`
	Enabled            bool             `toml:"enabled"`
	AutoExecute        bool             `toml:"auto_execute"`
	InteractivePrompts bool             `toml:"interactive_prompts"`
}

type TerminalConfig struct {
	Shell      string `toml:"shell"`
	PrefixKey  string `toml:"prefix_key"`
	Scrollback int    `toml:"scrollback"`
	RenderFPS  int    `toml:"render_fps"`
}

type ThemeConfig struct {
	Name string `toml:"name"`
}