Merge pull request #7 from dominikwinter/6-support-for-subcommands-in…

…-cli

add support for subcommands

.gitignore

@@ -1 +1,2 @@
+.DS_Store
 bin

Makefile

@@ -1,26 +1,31 @@
-.PHONY: default test build install clean release
-
+.PHONY: default
 default: build
 
+.PHONY: run
 run:
-	go run cmd/genpno/main.go
+	go run
 
+.PHONY: test
 test:
 	go test -v --race -cpu 2 -cover -shuffle on -vet '' ./...
 
+.PHONY: build
 build:
-	go build -o bin/genpno cmd/genpno/main.go
+	go build -trimpath -o ./bin/pno
 
+.PHONY: install
 install:
-	go install bin/genpno
+	install -b -S -v ./bin/pno ${GOPATH}/bin/.
 
+.PHONY: clean
 clean:
 	go mod tidy
 
+.PHONY: release
 release:
 	mkdir -p bin
-	CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 go build -o bin/genpno-macos-arm64 cmd/genpno/main.go
-	CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o bin/genpno-linux-amd64 cmd/genpno/main.go
-	CGO_ENABLED=0 GOOS=linux GOARCH=386 go build -o bin/genpno-linux-386 cmd/genpno/main.go
-	CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -o bin/genpno-windows-amd64.exe cmd/genpno/main.go
-	CGO_ENABLED=0 GOOS=windows GOARCH=386 go build -o bin/genpno-windows-386.exe cmd/genpno/main.go
+	CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 go build -o bin/pno-macos-arm64
+	CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o bin/pno-linux-amd64
+	CGO_ENABLED=0 GOOS=linux GOARCH=386 go build -o bin/pno-linux-386
+	CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -o bin/pno-windows-amd64.exe
+	CGO_ENABLED=0 GOOS=windows GOARCH=386 go build -o bin/pno-windows-386.exe

README.md

@@ -8,16 +8,16 @@ a) Download the binary from the releases page or
 
 b) Build the binary from source:
 ```bash
-go install github.com/dominikwinter/genpno/cmd/genpno@latest
+go install github.com/dominikwinter/pno@latest
 ```
 
 You can now run it with some options:
 ```bash
-genpno -h
+pno gen -h
 ```
 Which will list possible options:
 ```
-Usage of genpno:
+Usage of pno gen:
   -c string
     	Country code (default random)
   -d string
@@ -39,13 +39,13 @@ Usage of genpno:
 1. Clone the repository:
 
 ```bash
-git clone https://github.com/dominikwinter/genpno.git
+git clone https://github.com/dominikwinter/pno.git
 ```
 
 2. Navigate to the project directory:
 
 ```bash
-cd genpno
+cd pno
 ```
 
 3. Build and install the application:
@@ -58,7 +58,7 @@ make install
 4. Run the application:
 
 ```bash
-genpno
+pno
 ```
 
 ## How to Contribute

cmd/gen.go

@@ -0,0 +1,44 @@
+package cmd
+
+import (
+	"flag"
+	"fmt"
+
+	"github.com/dominikwinter/pno/internal/gen"
+)
+
+func Run(args []string) {
+	fs := flag.NewFlagSet("pno gen", flag.ExitOnError)
+
+	helpFlag := fs.Bool("h", false, "Help")
+	verboseFlag := fs.Bool("v", false, "Verbose")
+
+	dateFlag := fs.String("d", "", "Date (format: yyyymmdd) (default random)")
+	countryFlag := fs.String("c", "", "Country code (default random)")
+	genderFlag := fs.String("g", "", "Gender (m/f) (default random)")
+	formatFlag := fs.String("f", "", `Output forma (default 3):
+	1. yymmddccgn
+	2. yymmdd-ccgn
+	3. yyyymmddccgn
+	4. yyyymmdd-ccgn`)
+
+	fs.Parse(args)
+
+	if *helpFlag {
+		fs.Usage()
+		return
+	}
+
+	pno, err := gen.GeneratePno(*dateFlag, *countryFlag, *genderFlag, *formatFlag)
+
+	if err != nil {
+		if *verboseFlag {
+			panic(err)
+		} else {
+			fmt.Println(err)
+			return
+		}
+	}
+
+	fmt.Println(pno)
+}

go.mod

@@ -1,3 +1,3 @@
-module github.com/dominikwinter/genpno
+module github.com/dominikwinter/pno
 
 go 1.21.6

internal/generator/checksum.go → internal/gen/checksum.go

@@ -1,4 +1,4 @@
-package generator
+package gen
 
 import (
 	"fmt"

internal/generator/country.go → internal/gen/country.go

@@ -1,4 +1,4 @@
-package generator
+package gen
 
 import (
 	"fmt"

internal/generator/date.go → internal/gen/date.go

@@ -1,4 +1,4 @@
-package generator
+package gen
 
 import (
 	"fmt"

internal/generator/format.go → internal/gen/format.go

@@ -1,4 +1,4 @@
-package generator
+package gen
 
 import "fmt"
 

internal/generator/gender.go → internal/gen/gender.go

@@ -1,4 +1,4 @@
-package generator
+package gen
 
 import (
 	"fmt"

internal/generator/generate.go → internal/gen/generate.go

@@ -1,4 +1,4 @@
-package generator
+package gen
 
 import "fmt"
 

internal/generator/generate_test.go → internal/gen/generate_test.go

@@ -1,4 +1,4 @@
-package generator
+package gen
 
 import (
 	"strconv"

main.go

@@ -0,0 +1,34 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/dominikwinter/pno/cmd"
+)
+
+func main() {
+	const usage = `Usage of pno <command> [<args>]:
+
+  commands:
+    gen     Generate a personal number
+
+  args:
+    -h      Help`
+
+	if len(os.Args) < 2 {
+		fmt.Fprintln(os.Stderr, usage)
+
+		os.Exit(1)
+	}
+
+	command, args := os.Args[1], os.Args[2:]
+
+	switch command {
+	case "gen":
+		cmd.Run(args)
+	default:
+		fmt.Fprintf(os.Stderr, "Unrecognized command %s.\n\n%s\n", command, usage)
+		os.Exit(1)
+	}
+}