fix: re-add support for config imports

closes #175

configurator/configurator.go

@@ -2,7 +2,7 @@ package configurator
 
 import (
 	"fmt"
-	"path"
+	"strings"
 
 	"github.com/joshmedeski/sesh/model"
 	"github.com/joshmedeski/sesh/oswrap"
@@ -29,13 +29,21 @@ func (c *RealConfigurator) configFilePath(rootDir string) string {
 	return c.path.Join(rootDir, "sesh", "sesh.toml")
 }
 
+func (c *RealConfigurator) fullImportPath(homeDir, importPath string) (string, error) {
+	if !strings.HasPrefix(importPath, "~") {
+		return c.path.Abs(importPath)
+	}
+
+	return c.path.Join(homeDir, importPath[1:]), nil
+}
+
 func (c *RealConfigurator) getConfigFileFromUserConfigDir() (model.Config, error) {
 	config := model.Config{}
 	userHomeDir, err := c.os.UserHomeDir()
 	if err != nil {
 		return config, fmt.Errorf("couldn't get user config dir: %q", err)
 	}
-	userConfigDir := path.Join(userHomeDir, ".config")
+	userConfigDir := c.path.Join(userHomeDir, ".config")
 	configFilePath := c.configFilePath(userConfigDir)
 	file, _ := c.os.ReadFile(configFilePath)
 	// TODO: add to debugging logs
@@ -46,6 +54,26 @@ func (c *RealConfigurator) getConfigFileFromUserConfigDir() (model.Config, error
 	if err != nil {
 		return config, fmt.Errorf("couldn't unmarshal config file: %q", err)
 	}
+
+	for _, importPath := range config.ImportPaths {
+		importFilePath, err := c.fullImportPath(userHomeDir, importPath)
+		if err != nil {
+			return config, fmt.Errorf("couldn't get full import path: %q", err)
+		}
+
+		importFile, err := c.os.ReadFile(importFilePath)
+		if err != nil {
+			return config, fmt.Errorf("couldn't read import file %s: %q", importFilePath, err)
+		}
+
+		importConfig := model.Config{}
+		if err := toml.Unmarshal(importFile, &importConfig); err != nil {
+			return config, fmt.Errorf("couldn't unmarshal import file %s: %q", importFilePath, err)
+		}
+
+		config.SessionConfigs = append(config.SessionConfigs, importConfig.SessionConfigs...)
+	}
+
 	return config, nil
 }