feat(tui): configurable keybinds and mouse scroll

packages/tui/internal/config/config.go

@@ -9,23 +9,57 @@ import (
 	"github.com/BurntSushi/toml"
 )
 
-type Config struct {
+type State struct {
 	Theme    string `toml:"theme"`
 	Provider string `toml:"provider"`
 	Model    string `toml:"model"`
 }
 
-// NewConfig creates a new Config instance with default values.
-// This can be useful for initializing a new configuration file.
-func NewConfig() *Config {
-	return &Config{
+type Config struct {
+	Theme    string            `toml:"theme"`
+	Provider string            `toml:"provider"`
+	Model    string            `toml:"model"`
+	Keybinds map[string]string `toml:"keybinds"`
+}
+
+func NewState() *State {
+	return &State{
 		Theme: "opencode",
 	}
 }
 
-// SaveConfig writes the provided Config struct to the specified TOML file.
+func NewConfig() *Config {
+	keybinds := make(map[string]string)
+	keybinds["leader"] = "ctrl+x"
+	return &Config{
+		Keybinds: keybinds,
+	}
+}
+
+func ConfigToState(config *Config) *State {
+	return &State{
+		Theme:    config.Theme,
+		Provider: config.Provider,
+		Model:    config.Model,
+	}
+}
+
+func MergeState(state *State, config *Config) *Config {
+	if config.Theme == "" {
+		config.Theme = state.Theme
+	}
+	if config.Provider == "" {
+		config.Provider = state.Provider
+	}
+	if config.Model == "" {
+		config.Model = state.Model
+	}
+	return config
+}
+
+// SaveState writes the provided Config struct to the specified TOML file.
 // It will create the file if it doesn't exist, or overwrite it if it does.
-func SaveConfig(filePath string, config *Config) error {
+func SaveState(filePath string, state *State) error {
 	file, err := os.Create(filePath)
 	if err != nil {
 		return fmt.Errorf("failed to create/open config file %s: %w", filePath, err)
@@ -34,14 +68,14 @@ func SaveConfig(filePath string, config *Config) error {
 
 	writer := bufio.NewWriter(file)
 	encoder := toml.NewEncoder(writer)
-	if err := encoder.Encode(config); err != nil {
-		return fmt.Errorf("failed to encode config to TOML file %s: %w", filePath, err)
+	if err := encoder.Encode(state); err != nil {
+		return fmt.Errorf("failed to encode state to TOML file %s: %w", filePath, err)
 	}
 	if err := writer.Flush(); err != nil {
-		return fmt.Errorf("failed to flush writer for config file %s: %w", filePath, err)
+		return fmt.Errorf("failed to flush writer for state file %s: %w", filePath, err)
 	}
 
-	slog.Debug("Configuration saved to file", "file", filePath)
+	slog.Debug("State saved to file", "file", filePath)
 	return nil
 }
 
@@ -57,3 +91,16 @@ func LoadConfig(filePath string) (*Config, error) {
 	}
 	return &config, nil
 }
+
+// LoadState loads the state from the specified TOML file.
+// It returns a pointer to the State struct and an error if any issues occur.
+func LoadState(filePath string) (*State, error) {
+	var state State
+	if _, err := toml.DecodeFile(filePath, &state); err != nil {
+		if _, statErr := os.Stat(filePath); os.IsNotExist(statErr) {
+			return nil, fmt.Errorf("state file not found at %s: %w", filePath, statErr)
+		}
+		return nil, fmt.Errorf("failed to decode TOML from file %s: %w", filePath, err)
+	}
+	return &state, nil
+}