feat: cli, instance home and actual writing

.gitignore

···
+instance

cli/cli.go

···
+package cli
+
+import (
+	"context"
+	"os"
+
+	"github.com/charmbracelet/log"
+	"github.com/urfave/cli/v3"
+)
+
+var rootCommand = cli.Command{
+	Name: "dmc", // TODO? short name?
+	Authors: []any{
+		"banana", "rad",
+	},
+	Copyright:   "(c) 2025 potassium.sh",
+	Description: "Store your Minecraft configs with your other dotfiles, and load them automatically.",
+	Commands: []*cli.Command{
+		syncCommand,
+	},
+}
+
+func Run() {
+	if err := rootCommand.Run(context.Background(), os.Args); err != nil {
+		log.Fatal(err)
+	}
+}

cli/sync.go

···
+package cli
+
+import (
+	"context"
+
+	"github.com/urfave/cli/v3"
+	"potassium.sh/dot-mining/core"
+	"potassium.sh/dot-mining/minecraft"
+)
+
+var syncCommand = &cli.Command{
+	Name: "sync",
+	Description: "Synchronise your mods and configs.",
+	Action: func(ctx context.Context, cmd *cli.Command) error {
+		return sync()
+	},
+}
+
+func sync() error {
+	core.InitConfig()
+	minecraft.WriteOptions(core.Config.Options, core.MinecraftFile("options.txt"))
+	return nil
+}

config.toml

···
+directory = "instance"
+
 [options]
 main_hand = "left"
 ao = false

config/config.go

···
 
 type (
 	Config struct {
-		Options minecraft.Options `toml:options`
-		Fabric Loader `toml:fabric`	
-		Mods map[string]string `toml:mods`
+		Options   minecraft.Options `toml:"options"`
+		Fabric    Loader            `toml:"fabric"`
+		Mods      map[string]string `toml:"mods"`
+		Directory string            `toml:"directory"`
 	}
 
 	Loader struct {
-		Mods map[string]string `toml:mods`
+		Mods map[string]string `toml:"mods"`
 	}
 )
 
-func LoadConfig() (Config) {
+func LoadConfig() Config {
 	file, _ := os.ReadFile("config.toml")
-	var config Config 
+	var config Config
 	toml.Decode(string(file), &config)
 	return config
 }

core/core.go

···
+package core
+
+import (
+	"os"
+	"path/filepath"
+
+	"potassium.sh/dot-mining/config"
+)
+
+var (
+	Config config.Config
+)
+
+func InitConfig() {
+	Config = config.LoadConfig()
+}
+
+func MinecraftFile(path ...string) string {
+	cwd, _ := os.Getwd()
+	args := []string{cwd, Config.Directory}
+	args = append(args, path...)
+	
+	return filepath.Join(args...)
+}

go.mod

···
 	github.com/mattn/go-runewidth v0.0.16 // indirect
 	github.com/muesli/termenv v0.16.0 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
+	github.com/urfave/cli/v3 v3.6.1 // indirect
 	github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
 	golang.org/x/exp v0.0.0-20231006140011-7918f672742d // indirect
 	golang.org/x/sys v0.30.0 // indirect

go.sum

···
 github.com/charmbracelet/x/cellbuf v0.0.13-0.20250311204145-2c3ea96c31dd/go.mod h1:xe0nKWGd3eJgtqZRaN9RjMtK7xUYchjzPr7q6kcvCCs=
 github.com/charmbracelet/x/term v0.2.1 h1:AQeHeLZ1OqSXhrAWpYUtZyX1T3zVxfpZuEQMIQaGIAQ=
 github.com/charmbracelet/x/term v0.2.1/go.mod h1:oQ4enTYFV7QN4m0i9mzHrViD7TQKvNEEkHUMCmsxdUg=
+github.com/cpuguy83/go-md2man/v2 v2.0.7 h1:zbFlGlXEAKlwXpmvle3d8Oe3YnkKIK4xSRTd3sHPnBo=
+github.com/cpuguy83/go-md2man/v2 v2.0.7/go.mod h1:oOW0eioCTA6cOiMLiUPZOpcVxMig6NIQQ7OS05n1F4g=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/go-logfmt/logfmt v0.6.0 h1:wGYYu3uicYdqXVgoYbvnkrPVXkuLM1p1ifugDMEdRi4=
 github.com/go-logfmt/logfmt v0.6.0/go.mod h1:WYhtIu8zTZfxdn5+rREduYbwxfcBr/Vr6KEVveWlfTs=
 github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
···
 github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
 github.com/muesli/termenv v0.16.0 h1:S5AlUN9dENB57rsbnkPyfdGuWIlkmzJjbFf0Tf5FWUc=
 github.com/muesli/termenv v0.16.0/go.mod h1:ZRfOIKPFDYQoDFF4Olj7/QJbW60Ol/kL1pU3VfY/Cnk=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
 github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
+github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
+github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
+github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/8L+MA=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/urfave/cli v1.22.17 h1:SYzXoiPfQjHBbkYxbew5prZHS1TOLT3ierW8SYLqtVQ=
+github.com/urfave/cli v1.22.17/go.mod h1:b0ht0aqgH/6pBYzzxURyrM4xXNgsoT/n2ZzwQiEhNVo=
+github.com/urfave/cli/v3 v3.6.1 h1:j8Qq8NyUawj/7rTYdBGrxcH7A/j7/G8Q5LhWEW4G3Mo=
+github.com/urfave/cli/v3 v3.6.1/go.mod h1:ysVLtOEmg2tOy6PknnYVhDoouyC/6N42TMeoMzskhso=
 github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e h1:JVG44RsyaB9T2KIHavMF/ppJZNG9ZpyihvCd0w101no=
 github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e/go.mod h1:RbqR21r5mrJuqunuUZ/Dhy/avygyECGrLceyNeo4LiM=
 golang.org/x/exp v0.0.0-20231006140011-7918f672742d h1:jtJma62tbqLibJ5sFQz8bKtEM8rJBtfilJ2qTU199MI=
···
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.30.0 h1:QjkSwP/36a20jFYWkSue1YwXzLmsV5Gfq7Eiy72C1uc=
 golang.org/x/sys v0.30.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

main.go

···
 package main
 
-import (
-	"potassium.sh/dot-mining/config"
-	"potassium.sh/dot-mining/minecraft"
-)
-
-
+import "potassium.sh/dot-mining/cli"
 
 func main() {
-	config := config.LoadConfig()
-	minecraft.WriteOptions(config.Options, "")
-}
+	cli.Run()
+}

minecraft/options.go

···
 package minecraft
 
 import (
-	"fmt"
+	"os"
+	"path/filepath"
 	"reflect"
 	"strconv"
-)
 
+	"github.com/charmbracelet/log"
+)
 
 type (
 	Options struct {
 		MainHand string `toml:"main_hand" txt:"mainHand"`
-		AO bool `toml:"smooth_lighting" txt:"ao"`
-		Fov int `toml:"fov" txt:"fov"`
+		AO       bool   `toml:"smooth_lighting" txt:"ao"`
+		Fov      int    `toml:"fov" txt:"fov"`
 	}
 )
 
···
 
 	reflectOptions := reflect.TypeOf(options)
 
-	for i := 0; i < reflectOptions.NumField(); i++ {
+	for i := range reflectOptions.NumField() {
 		field := reflectOptions.Field(i)
 
 		txt := field.Tag.Get("txt")
-		if (txt == "") {
+		if txt == "" {
 			txt = field.Name
 		}
 		value := reflect.ValueOf(options).Field(i)
-		
-		switch field.Type.Kind(){
+
+		switch field.Type.Kind() {
 		case reflect.String:
 			plainText += txt + ":" + "\"" + value.String() + "\"\n"
 		case reflect.Int:
···
 			plainText += txt + ":" + strconv.FormatBool(value.Bool()) + "\n"
 		}
 	}
-	fmt.Print(plainText)
+	
+	dir := filepath.Dir(path)
+	if err := os.MkdirAll(dir, 0755); err != nil {
+		log.Fatal("Failed creating instance directory ", dir, ": ", err)
+		return
+	}
+
+	if err := os.WriteFile(path, []byte(plainText), 0755); err != nil {
+		log.Fatal("Failed writing options", "error", err)
+	}
 }