basic server config setup, starting to setup echo routes

server/serverconfig/config.go

@@ -2,46 +2,74 @@ package config
 
 import (
 	"fmt"
+	"log"
 	"os"
+	"path/filepath"
+
+	"github.com/deranjer/store"
 )
 
 // ConfigPath is the global path to the config that is injected from the main server package.
-var ConfigPath string
+//var ConfigPath string
 
-// default config path
-var defaultConfigPath = "config" + string(os.PathListSeparator) + "serverConfig.toml"
+// DefaultConfigPath contains the default location for the serverConfig.toml
+var DefaultConfigPath = "config" + string(os.PathSeparator) + "serverConfig.toml"
 
 // FindConfig Search for the config it 2 places, root and in the config/ folder
 func FindConfig() (string, error) {
-	configFile, err := os.Stat("serverConfig.toml") //First checking root directory
+	configRootLoc, err := os.Stat("serverConfig.toml") //First checking root directory
 	if err != nil {
-		configFile, err := os.Stat(defaultConfigPath)
+		configFile, err := os.Stat(DefaultConfigPath) // If not in root dir, check default dir
 		if err != nil {
 			return "", err
 		}
 		if !configFile.IsDir() {
-			return fmt.Sprintf(defaultConfigPath), nil
+			return DefaultConfigPath, nil
 		}
 		return "", fmt.Errorf("config not found: %s", err)
 	}
-	if !configFile.IsDir() {
-		return "serverConfig.toml", nil
+	if !configRootLoc.IsDir() { // Make sure the .toml file isn't a directory
+		return "serverConfig.toml", nil //setting the config path to root
 	}
 	return "", fmt.Errorf("serverConfig.toml does not appear to be in the correct file format")
 }
 
-// ValidateConfig will go through the entire config and do basic sanity checks
-func ValidateConfig(conf *GvcServerConfig, version string) error {
+// ValidateConfig will go through the entire config and do basic sanity checks and write valid values to the server struct if some are missing
+func ValidateConfig(conf *GvcServerConfig, configPath string, version string) error {
 	if conf.Version == "" { // No version found, should we update it?
 		fmt.Printf("No version found, inputing current server version: %s\n", version)
 		conf.Version = version
 	}
 	if conf.RepoRootPath == "" {
+		fmt.Println("Repo root path: ", conf.RepoRootPath)
 		path, err := os.Getwd()
 		if err != nil {
 			return fmt.Errorf("unable to get current working directory, and rootpath for the repos is not set: %s", err)
 		}
-		fmt.Printf("No repo root path found, inputting current working directory: %s\n", path)
+		path = path + string(os.PathSeparator) + "repos"
+		err = os.Mkdir(path, 0644)
+		if err != nil {
+			return fmt.Errorf("unable to create 'repos' dir in current working dir: %s", err)
+		}
+		fmt.Printf("No repo root path found, inputting current working directory + repos: %s\n", path)
+		conf.RepoRootPath = path //Writing path back to config struct
+	} else {
+		repoFolder, err := os.Stat(conf.RepoRootPath)
+		if err != nil { //If folder is not found, try to create
+			if !filepath.IsAbs(conf.RepoRootPath) {
+				fmt.Println("repo folder does not appear to be absolute path, using relative to create direcotry...", conf.RepoRootPath)
+			} else {
+				fmt.Println("repo folder appears to be absolute path, creating dir: ", conf.RepoRootPath)
+			}
+			err = os.MkdirAll(conf.RepoRootPath, 0644)
+			if err != nil {
+				return fmt.Errorf("unable to make repo directory: %s", err)
+			}
+		} else { // If path exists, ensure it is directory
+			if !repoFolder.IsDir() { //If path leads to a file, not folder, return err
+				return fmt.Errorf("provided repo path leads to a file, not folder, cannot continue, please fix path")
+			}
+		}
 	}
 	// Range through the repos and run some basic validation on all of them
 	// for i, repo := range conf.Repos {
@@ -51,6 +79,11 @@ func ValidateConfig(conf *GvcServerConfig, version string) error {
 	// 	}
 	// 	//TODO validate ignores (pretty similar to compress)
 	// }
+	// Done making changes, so if any changes, write it to the toml file
+	err := store.Save(configPath, &conf) // Save our new config back to TOML so it can be read in
+	if err != nil {
+		log.Fatalf("unable to save config to toml file after validation: %s", err)
+	}
 	return nil
 }