Housekeeping

cmd/launchrail/launchrail.go → cmd/launchrail/main.go

@@ -1,4 +1,4 @@
-package launchrail
+package main
 
 import (
 	"github.com/bxrne/launchrail/internal/config"
@@ -9,7 +9,7 @@ import (
 	"github.com/bxrne/launchrail/pkg/thrustcurves"
 )
 
-func Root() {
+func main() {
 	log := logger.GetLogger()
 	log.Debug("Starting...")
 

config.yaml

@@ -13,10 +13,9 @@ options:
   openrocket_file: "./testdata/openrocket/l1.ork"
   launchrail:
     length: 3.0 
-    angle: 0.0
-    orientation: 0.0
+    angle: 2.0
+    orientation: 1.0
   launchsite:
     latitude: 37.7749
     longitude: -122.4194
-    altitude: 0.0
-
+    altitude: 1.0

internal/config/config.go

@@ -1,36 +1,40 @@
 package config
 
 import (
-	"errors"
 	"fmt"
 	"os"
 
 	"github.com/spf13/viper"
 )
 
-// GetConfig returns the singleton instance of the configuration.
+var (
+	cfg *Config
+)
+
+// GetConfig returns the application configuration as a singleton
 func GetConfig() (*Config, error) {
-	var cfg *Config
+
 	v := viper.New()
 	v.SetConfigName("config")
 	v.SetConfigType("yaml")
 	v.AddConfigPath(".")
 
 	if err := v.ReadInConfig(); err != nil {
-		return nil, errors.New("failed to read config file")
+		return nil, fmt.Errorf("failed to read config file: %s", err)
 	}
 
 	if err := v.Unmarshal(&cfg); err != nil {
-		return nil, errors.New("failed to unmarshal config")
+		return nil, fmt.Errorf("failed to unmarshal config: %s", err)
 	}
 
 	if err := cfg.Validate(); err != nil {
-		return nil, err
+		return nil, fmt.Errorf("failed to validate config: %s", err)
 	}
 
 	return cfg, nil
 }
 
+// Validate checks the config to error on empty field
 func (cfg *Config) Validate() error {
 	if cfg.App.Name == "" {
 		return fmt.Errorf("app.name is required")
@@ -44,6 +48,10 @@ func (cfg *Config) Validate() error {
 		return fmt.Errorf("logging.level is required")
 	}
 
+	if cfg.External.OpenRocketVersion == "" {
+		return fmt.Errorf("external.openrocket_version is required")
+	}
+
 	if cfg.Options.MotorDesignation == "" {
 		return fmt.Errorf("options.motor_designation is required")
 	}
@@ -56,5 +64,29 @@ func (cfg *Config) Validate() error {
 		return fmt.Errorf("options.openrocket_file is invalid: %s", err)
 	}
 
+	if cfg.Options.Launchrail.Length == 0 {
+		return fmt.Errorf("options.launchrail.length is required")
+	}
+
+	if cfg.Options.Launchrail.Angle == 0 {
+		return fmt.Errorf("options.launchrail.angle is required")
+	}
+
+	if cfg.Options.Launchrail.Orientation == 0 {
+		return fmt.Errorf("options.launchrail.orientation is required")
+	}
+
+	if cfg.Options.Launchsite.Latitude == 0 {
+		return fmt.Errorf("options.launchsite.latitude is required")
+	}
+
+	if cfg.Options.Launchsite.Longitude == 0 {
+		return fmt.Errorf("options.launchsite.longitude is required")
+	}
+
+	if cfg.Options.Launchsite.Altitude == 0 {
+		return fmt.Errorf("options.launchsite.altitude is required")
+	}
+
 	return nil
 }