error handling, release builds

.gitignore

@@ -1,3 +1,4 @@
 .idea
-epoch-linux
-epoch-linux.tar.gz
+bin/
+epochcli-*
+*.tar.gz

README.md

@@ -1,23 +1,22 @@
-# epoch-linux
+# epochcli
 
-Linux updater and launcher for [Project Epoch](https://www.project-epoch.net/) Still a work in progress.
+CLI tool for updating and launching [Project Epoch](https://www.project-epoch.net/) on Linux & macOS.
 
 ## TODO
 
-- better error handling
 - improve config generation
 - add ability to launch Epoch after an update
-
+- Properly test on macOS
 
 ## Instructions
 
 1. Set up a copy of WoW 3.3.5 in a wine prefix or launcher of your choice. Chromiecraft has a good torrent you can use for the 3.3.5 client
-2. Install `epoch-linux` by either
+2. Install `epochcli` by either
    1. Download the latest binary from the [releases](https://git.burkey.co/eburk/epoch-linux/releases) page 
-   2. If you have the `go` toolchain installed, you can run `go install git.burkey.co/eburk/epoch-linux` to install to your `$GOROOT`
+   2. If you have the `go` toolchain installed, you can run `go install git.burkey.co/eburk/epochcli` to install to your `$GOROOT`
    3. Compile the source yourself
-3. Run `epoch-linux` once. This will create a config file at `$HOME/.config/epoch-linux/config.toml`. Change the `WowDir` variable to your Wow game directory
-4. Run `epoch-linux` again. It will download the patch files from Epoch's servers to your Wow directory
+3. Run `epochcli` once. This will create a config file at `$HOME/.config/epoch-linux/config.toml`. Change the `WowDir` variable to your Wow game directory
+4. Run `epochcli` again. It will download the patch files from Epoch's servers to your Wow directory
 5. Use your launcher or tool of choice to startup Epoch in `wine`
 
 ## Issues

main.go

@@ -15,6 +15,7 @@ import (
 
 const (
 	manifestUrl    = "https://updater.project-epoch.net/api/manifest"
+	defaultWowPath = "/path/to/wow"
 	configDirName  = "epoch-linux"
 	configName     = "config.toml"
 )
@@ -27,10 +28,10 @@ var (
 	config Config
 )
 
-func setupConfig() {
+func setupConfig() error {
 	home := os.Getenv("HOME")
 	if home == "" {
-		log.Fatal("$HOME environment variable not set")
+		return fmt.Errorf("$HOME environment variable not set")
 	}
 
 	cfgPath := filepath.Join(home, ".config", configDirName, configName)
@@ -39,18 +40,18 @@ func setupConfig() {
 		os.MkdirAll(filepath.Join(home, ".config", configDirName), 0755)
 
 		newConfig := &Config{
-			WowDir: "/path/to/wow",
+			WowDir: defaultWowPath,
 		}
 
 		file, err := os.Create(cfgPath)
 		if err != nil {
-			log.Fatal(err)
+			return err
 		}
 		defer file.Close()
 
 		encoder := toml.NewEncoder(file)
 		if err = encoder.Encode(newConfig); err != nil {
-			log.Fatal(err)
+			return err
 		}
 
 		fmt.Printf("Created new config at %s, edit it before running the launcher again\n", cfgPath)
@@ -59,12 +60,21 @@ func setupConfig() {
 
 	_, err := toml.DecodeFile(cfgPath, &config)
 	if err != nil {
-		log.Fatal(err)
+		return err
 	}
+
+	if config.WowDir == defaultWowPath {
+		return fmt.Errorf("WowDir in %s is still the default setting", cfgPath)
+	}
+
+	return nil
 }
 
 func main() {
-	setupConfig()
+	err := setupConfig()
+	if err != nil {
+		log.Fatal(err)
+	}
 
 	count, err := downloadUpdate()
 	if err != nil {

release.sh

@@ -2,5 +2,20 @@
 
 set -e
 
-GOOS=linux GOARCH=amd64 go build
-tar czvf epoch-linux.tar.gz ./epoch-linux
+rm ./*.tar.gz
+
+mkdir bin
+
+GOOS=linux GOARCH=amd64 go build -o bin/epochcli-linux-amd64
+tar czvf epochcli-linux-amd64.tar.gz bin/epochcli-linux-amd64
+
+GOOS=linux GOARCH=arm64 go build -o bin/epochcli-linux-arm64
+tar czvf epochcli-linux-arm64.tar.gz bin/epochcli-linux-arm64
+
+GOOS=darwin GOARCH=amd64 go build -o bin/epochcli-darwin-amd64
+tar czvf epochcli-darwin-amd64.tar.gz bin/epochcli-darwin-amd64
+
+GOOS=darwin GOARCH=arm64 go build -o bin/epochcli-darwin-arm64
+tar czvf epochcli-darwin-arm64.tar.gz bin/epochcli-darwin-arm64
+
+rm -rf bin