4 files changed, 42 insertions(+), 10 deletions(-)

M cmd/gemif/main.go
M cmd/gemifc/main.go
M stories/compiled/tutorial.yml
M stories/src/tutorial/01-basics.gemif

@@ 2,9 2,11 @@
 package main
 
 import (
+	"flag"
 	"fmt"
 	"io/ioutil"
 	"log"
+	"os"
 
 	"git.sr.ht/~nromdotcom/gemif/pkg/gamemanager"
 	"git.sr.ht/~nromdotcom/gemif/pkg/gemserver"


@@ 20,6 22,14 @@ var (
 )
 
 func main() {
+	versionFlag := flag.Bool("version", false, "Print version information and exit")
+	flag.Parse()
+
+	if *versionFlag {
+		fmt.Printf("%s %s (%s) - built %s\n\n", appName, appVersion, appCommit, buildTime)
+		os.Exit(0)
+	}
+
 	file, err := ioutil.ReadFile("./config.toml")
 	if err != nil {
 		log.Fatalf("Couldn't load config file: %s", err)

@@ 3,6 3,7 @@ package main
 // yaml.v3 doesn't serialize multi-line strings
 // correctly for some reason, so we use v2.
 import (
+	"flag"
 	"fmt"
 	"io/ioutil"
 	"log"


@@ 14,6 15,14 @@ import (
 	"gopkg.in/yaml.v2"
 )
 
+//nolint:gochecknoglobals
+var (
+	appName    string = "GemIF"
+	appVersion string = "0.0.0"
+	appCommit  string = "local"
+	buildTime  string = "just now!"
+)
+
 func readFile(path string) (string, error) {
 	contents, err := ioutil.ReadFile(path)
 	if err != nil {


@@ 97,15 106,28 @@ func writeStory(story *gamemanager.Story, file string) error {
 	return nil
 }
 
+// Temporarily ignore this function's length while we work on
+// refactoring some stuff.
+//nolint:funlen
 func main() {
-	correctNumArguments := 3
-	if len(os.Args) != correctNumArguments {
-		log.Fatal("Usage: gemifc [input_path] [output_path]")
+	var inputPath string
+
+	var outputPath string
+
+	versionFlag := flag.Bool("version", false, "Print version information and exit")
+	flag.StringVar(&inputPath, "in", "", "The path of the story source directory")
+	flag.StringVar(&outputPath, "out", "", "The path to write the compile story")
+	flag.Parse()
+
+	if *versionFlag {
+		fmt.Printf("%s %s (%s) - built %s\n\n", appName, appVersion, appCommit, buildTime)
+		os.Exit(0)
+	} else if inputPath == "" || outputPath == "" {
+		fmt.Printf("%v, %v\n\n", inputPath, outputPath)
+		flag.PrintDefaults()
+		os.Exit(1)
 	}
 
-	inputPath := os.Args[1]
-	outputPath := os.Args[2]
-
 	fmt.Printf("Compiling story %s to %s\n", inputPath, outputPath)
 
 	fileContents, err := readFile(fmt.Sprintf("%s/metadata.yml", inputPath))

@@ 173,13 173,13 @@ rooms:
     Once you've written your story (or probably more like as you write your story), you can use `gemifc` to compile your story to YAML format for use by the `gemif` server.
 
     ```
-    $ gemifc [input directory] [output directory]
+    $ gemifc -in [input directory] -out [output directory]
     ```
 
     So to compile this story:
 
     ```
-    $ gemifc ./stories/src/tutorial ./stories/compiled
+    $ gemifc -in ./stories/src/tutorial -out ./stories/compiled
     Compiling story ./stories/src/tutorial to ./stories/compiled/
 
     Finished loading story:

@@ 193,13 193,13 @@ You can check the Golang text/template documentation for ways you can use templa
 Once you've written your story (or probably more like as you write your story), you can use `gemifc` to compile your story to YAML format for use by the `gemif` server.
 
 ```
-$ gemifc [input directory] [output directory]
+$ gemifc -in [input directory] -out [output directory]
 ```
 
 So to compile this story:
 
 ```
-$ gemifc ./stories/src/tutorial ./stories/compiled
+$ gemifc -in ./stories/src/tutorial -out ./stories/compiled
 Compiling story ./stories/src/tutorial to ./stories/compiled/
 
 Finished loading story: