go go golang

lib/default.nix

@@ -57,7 +57,7 @@ rec {
     oizys-nim = pkgs.callPackage ../pkgs/oizys/oizys-nim { };
     oizys-rs = pkgs.callPackage ../pkgs/oizys/oizys-rs { };
     oizys-go = pkgs.callPackage ../pkgs/oizys/oizys-go { };
-    default = oizys-rs;
+    default = oizys-go;
   });
   devShells = forAllSystems (pkgs: {
     default = pkgs.mkShell {

pkgs/oizys/oizys-go/cmd/boot.go

@@ -2,15 +2,13 @@ package cmd
 
 import (
 	"github.com/spf13/cobra"
-	"oizys/pkg/oizys"
 )
 
 var bootCmd = &cobra.Command{
 	Use:   "boot",
 	Short: "nixos rebuild boot",
 	Run: func(cmd *cobra.Command, args []string) {
-		oizys.CheckFlake(flake)
+		oizys.NixosRebuild("boot", args...)
-		oizys.NixosRebuild("boot", flake)
 	},
 }
 

pkgs/oizys/oizys-go/cmd/build.go

@@ -2,15 +2,13 @@ package cmd
 
 import (
 	"github.com/spf13/cobra"
-	"oizys/pkg/oizys"
 )
 
 var buildCmd = &cobra.Command{
 	Use:   "build",
 	Short: "A brief description of your command",
 	Run: func(cmd *cobra.Command, args []string) {
-		oizys.CheckFlake(flake)
+		oizys.NixBuild(args...)
-		oizys.NixBuild(oizys.Output(flake, host), args...)
 	},
 }
 

pkgs/oizys/oizys-go/cmd/cache.go

@@ -2,15 +2,13 @@ package cmd
 
 import (
 	"github.com/spf13/cobra"
-	"oizys/pkg/oizys"
 )
 
 var cacheCmd = &cobra.Command{
 	Use:   "cache",
 	Short: "build and push to cachix",
 	Run: func(cmd *cobra.Command, args []string) {
-		oizys.CheckFlake(flake)
+		oizys.CacheBuild(args...)
-		oizys.CacheBuild(oizys.Output(flake, host), cacheName, args...)
 	},
 }
 

pkgs/oizys/oizys-go/cmd/dry.go

@@ -1,8 +1,6 @@
 package cmd
 
 import (
-	"oizys/pkg/oizys"
-
 	"github.com/spf13/cobra"
 )
 
@@ -10,8 +8,7 @@ var dryCmd = &cobra.Command{
 	Use:   "dry",
 	Short: "poor man's nix flake check",
 	Run: func(cmd *cobra.Command, args []string) {
-		oizys.CheckFlake(flake)
+		oizys.NixDryRun(verbose, args...)
-		oizys.NixDryRun(flake, host, verbose)
 	},
 }
 

pkgs/oizys/oizys-go/cmd/output.go

@@ -4,15 +4,13 @@ import (
 	"fmt"
 
 	"github.com/spf13/cobra"
-	"oizys/pkg/oizys"
 )
 
 var outputCmd = &cobra.Command{
 	Use:   "output",
 	Short: "show nixosConfiguration attr",
 	Run: func(cmd *cobra.Command, args []string) {
-		oizys.CheckFlake(flake)
+		fmt.Println(oizys.Output())
-		fmt.Println(oizys.Output(flake, host))
 	},
 }
 

pkgs/oizys/oizys-go/cmd/root.go

@@ -1,43 +1,20 @@
 package cmd
 
 import (
-	"fmt"
-	"log"
 	"os"
 
 	cc "github.com/ivanpirog/coloredcobra"
 	"github.com/spf13/cobra"
+	o "oizys/pkg"
 )
 
-func setFlake() {
-	if flake == "" {
-		oizysDir, ok := os.LookupEnv("OIZYS_DIR")
-		if !ok {
-			home := os.Getenv("HOME")
-			flake = fmt.Sprintf("%s/%s", home, "oizys")
-		} else {
-			flake = oizysDir
-		}
-	}
-}
-
-func setHost() {
-	if host == "" {
-		hostname, err := os.Hostname()
-		if err != nil {
-			log.Fatal(err)
-		}
-		host = hostname
-	}
-}
-
 func Execute() {
 	cc.Init(&cc.Config{
 		RootCmd:         rootCmd,
-		Headings:        cc.HiCyan + cc.Bold,
+		Headings:        cc.HiMagenta + cc.Bold,
 		Commands:        cc.HiYellow + cc.Bold,
 		Example:         cc.Italic,
-		ExecName:        cc.Bold,
+		ExecName:        cc.HiYellow + cc.Bold,
 		Flags:           cc.Bold,
 		NoExtraNewlines: true,
 		NoBottomNewline: true,
@@ -54,12 +31,14 @@ var (
 	cacheName string
 )
 
+var oizys = o.NewOizys()
+
 var rootCmd = &cobra.Command{
 	Use:   "oizys",
 	Short: "nix begat oizys",
 	PersistentPreRun: func(cmd *cobra.Command, args []string) {
-		setFlake()
+		oizys.Update(flake, host, cacheName)
-		setHost()
+		oizys.CheckFlake()
 	},
 }
 

pkgs/oizys/oizys-go/cmd/switch.go

@@ -2,15 +2,13 @@ package cmd
 
 import (
 	"github.com/spf13/cobra"
-	"oizys/pkg/oizys"
 )
 
 var switchCmd = &cobra.Command{
 	Use:   "switch",
 	Short: "nixos rebuild switch",
 	Run: func(cmd *cobra.Command, args []string) {
-		oizys.CheckFlake(flake)
+		oizys.NixosRebuild("switch", args...)
-		oizys.NixosRebuild("switch", flake, args...)
 	},
 }
 

pkgs/oizys/oizys-go/default.nix

@@ -9,7 +9,7 @@ buildGoModule {
   version = "unstable";
 
   src = lib.cleanSource ./.;
-  vendorHash = "sha256-Fcq8p/YItF5lx82PRg1/tksV7iCIS0xZZVWdpE3e7F0=";
+  vendorHash = "sha256-NCHU491j6fRfSk6LA9tS9yiuT/gZhPic46mNTVf1Jeg=";
 
   nativeBuildInputs = [ installShellFiles ];
 

pkgs/oizys/oizys-go/go.mod

@@ -3,32 +3,22 @@ module oizys
 go 1.22.2
 
 require (
-	github.com/charmbracelet/bubbles v0.18.0
+	github.com/briandowns/spinner v1.23.0
-	github.com/charmbracelet/bubbletea v0.26.1
-	github.com/charmbracelet/lipgloss v0.10.0
 	github.com/ivanpirog/coloredcobra v1.0.1
+	github.com/muesli/termenv v0.15.2
 	github.com/spf13/cobra v1.8.0
 	golang.org/x/term v0.19.0
 )
 
 require (
 	github.com/aymanbagabas/go-osc52/v2 v2.0.1 // indirect
-	github.com/briandowns/spinner v1.23.0 // indirect
-	github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f // indirect
 	github.com/fatih/color v1.16.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
-	github.com/mattn/go-localereader v0.0.1 // indirect
 	github.com/mattn/go-runewidth v0.0.15 // indirect
-	github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 // indirect
-	github.com/muesli/cancelreader v0.2.2 // indirect
-	github.com/muesli/reflow v0.3.0 // indirect
-	github.com/muesli/termenv v0.15.2 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	golang.org/x/sync v0.7.0 // indirect
 	golang.org/x/sys v0.19.0 // indirect
-	golang.org/x/text v0.3.8 // indirect
 )

pkgs/oizys/oizys-go/go.sum

@@ -2,16 +2,8 @@ github.com/aymanbagabas/go-osc52/v2 v2.0.1 h1:HwpRHbFMcZLEVr42D4p7XBqjyuxQH5SMiE
 github.com/aymanbagabas/go-osc52/v2 v2.0.1/go.mod h1:uYgXzlJ7ZpABp8OJ+exZzJJhRNQ2ASbcXHWsFqH8hp8=
 github.com/briandowns/spinner v1.23.0 h1:alDF2guRWqa/FOZZYWjlMIx2L6H0wyewPxo/CH4Pt2A=
 github.com/briandowns/spinner v1.23.0/go.mod h1:rPG4gmXeN3wQV/TsAY4w8lPdIM6RX3yqeBQJSrbXjuE=
-github.com/charmbracelet/bubbles v0.18.0 h1:PYv1A036luoBGroX6VWjQIE9Syf2Wby2oOl/39KLfy0=
-github.com/charmbracelet/bubbles v0.18.0/go.mod h1:08qhZhtIwzgrtBjAcJnij1t1H0ZRjwHyGsy6AL11PSw=
-github.com/charmbracelet/bubbletea v0.26.1 h1:xujcQeF73rh4jwu3+zhfQsvV18x+7zIjlw7/CYbzGJ0=
-github.com/charmbracelet/bubbletea v0.26.1/go.mod h1:FzKr7sKoO8iFVcdIBM9J0sJOcQv5nDQaYwsee3kpbgo=
-github.com/charmbracelet/lipgloss v0.10.0 h1:KWeXFSexGcfahHX+54URiZGkBFazf70JNMtwg/AFW3s=
-github.com/charmbracelet/lipgloss v0.10.0/go.mod h1:Wig9DSfvANsxqkRsqj6x87irdy123SR4dOXlKa91ciE=
 github.com/cpuguy83/go-md2man/v2 v2.0.1/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
-github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f h1:Y/CXytFA4m6baUTXGLOoWe4PQhGxaX0KpnayAqC48p4=
-github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f/go.mod h1:vw97MGsxSvLiUE2X8qFplwetxpGLQrlU1Q9AUEIzCaM=
 github.com/fatih/color v1.13.0/go.mod h1:kLAiJbzzSOZDVNGyDpeOxJ47H46qBXwg5ILebYFFOfk=
 github.com/fatih/color v1.16.0 h1:zmkK9Ngbjj+K0yRhTVONQh1p/HknKYSlNT+vZCzyokM=
 github.com/fatih/color v1.16.0/go.mod h1:fL2Sau1YI5c0pdGEVCbKQbLXB6edEj1ZgiY4NijnWvE=
@@ -30,20 +22,10 @@ github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27k
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
-github.com/mattn/go-localereader v0.0.1 h1:ygSAOl7ZXTx4RdPYinUpg6W99U8jWvWi9Ye2JC/oIi4=
-github.com/mattn/go-localereader v0.0.1/go.mod h1:8fBrzywKY7BI3czFoHkuzRoWE9C+EiG4R1k4Cjx5p88=
-github.com/mattn/go-runewidth v0.0.12/go.mod h1:RAqKPSqVFrSLVXbA8x7dzmKdmGzieGRCM46jaSJTDAk=
 github.com/mattn/go-runewidth v0.0.15 h1:UNAjwbU9l54TA3KzvqLGxwWjHmMgBUVhBiTjelZgg3U=
 github.com/mattn/go-runewidth v0.0.15/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
-github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 h1:ZK8zHtRHOkbHy6Mmr5D264iyp3TiX5OmNcI5cIARiQI=
-github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6/go.mod h1:CJlz5H+gyd6CUWT45Oy4q24RdLyn7Md9Vj2/ldJBSIo=
-github.com/muesli/cancelreader v0.2.2 h1:3I4Kt4BQjOR54NavqnDogx/MIoWBFa0StPA8ELUXHmA=
-github.com/muesli/cancelreader v0.2.2/go.mod h1:3XuTXfFS2VjM+HTLZY9Ak0l6eUKfijIfMUZ4EgX0QYo=
-github.com/muesli/reflow v0.3.0 h1:IFsN6K9NfGtjeggFP+68I4chLZV2yIKsXJFNZ+eWh6s=
-github.com/muesli/reflow v0.3.0/go.mod h1:pbwTDkVPibjO2kyvBQRBxTWEEGDGq0FlB1BIKtnHY/8=
 github.com/muesli/termenv v0.15.2 h1:GohcuySI0QmI3wN8Ok9PtKGkgkFIk7y6Vpb5PvrY+Wo=
 github.com/muesli/termenv v0.15.2/go.mod h1:Epx+iuz8sNs7mNKhxzH4fWXGNpZwUaJKRS1noLXviQ8=
-github.com/rivo/uniseg v0.1.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 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=
@@ -53,20 +35,15 @@ github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0=
 github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
-golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
-golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.19.0 h1:q5f1RH2jigJ1MoAWp2KTp3gm5zAGFUTarQZ5U386+4o=
 golang.org/x/sys v0.19.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.19.0 h1:+ThwsDv+tYfnJFhF4L8jITxu1tdTWRTZpdsWgEgjL6Q=
 golang.org/x/term v0.19.0/go.mod h1:2CuTdWZ7KHSQwUzKva0cbMg6q2DMI3Mmxp+gKJbskEk=
-golang.org/x/text v0.3.8 h1:nAL+RVCQ9uMn3vJZbV+MRnydTJFPf8qqY42YiA6MrqY=
-golang.org/x/text v0.3.8/go.mod h1:E6s5w1FMmriuDzIBO73fBruAKo1PCIq6d2Q6DHfQ8WQ=
 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 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

pkgs/oizys/oizys-go/pkg/oizys.go

@@ -0,0 +1,242 @@
+package oizys
+
+import (
+	"errors"
+	"fmt"
+	"io/fs"
+	"log"
+	"os"
+	"os/exec"
+	"strings"
+
+	"github.com/muesli/termenv"
+	"golang.org/x/term"
+
+	"time"
+
+	"github.com/briandowns/spinner"
+)
+
+type Oizys struct {
+	flake string
+	host  string
+	cache string
+}
+
+var output = termenv.NewOutput(os.Stdout)
+
+func NewOizys() *Oizys {
+	hostname, err := os.Hostname()
+	if err != nil {
+		log.Fatal(err)
+	}
+	flake := ""
+	oizysDir, ok := os.LookupEnv("OIZYS_DIR")
+	if !ok {
+		home := os.Getenv("HOME")
+		flake = fmt.Sprintf("%s/%s", home, "oizys")
+	} else {
+		flake = oizysDir
+	}
+
+	return &Oizys{flake: flake, host: hostname, cache: "daylin"}
+}
+
+func (o *Oizys) Output() string {
+	return fmt.Sprintf(
+		"%s#nixosConfigurations.%s.config.system.build.toplevel",
+		o.flake,
+		o.host,
+	)
+}
+
+func (o *Oizys) Update(flake string, host string, cache string) {
+	if host != "" {
+		o.host = host
+	}
+	if flake != "" {
+		o.flake = flake
+	}
+	if cache != "" {
+		o.cache = cache
+	}
+}
+
+func terminalSize() (int, int) {
+	fd := os.Stdout.Fd()
+	if !term.IsTerminal(int(fd)) {
+		log.Fatal("failed to get terminal size")
+	}
+	w, h, err := term.GetSize(int(fd))
+	if err != nil {
+		log.Fatal(err)
+	}
+	return w, h
+}
+
+type packages struct {
+	names []string
+	pad   int
+	desc  string
+}
+
+func parsePackages(buf string, desc string) *packages {
+	w, _ := terminalSize()
+	maxAcceptable := (w / 4) - 1
+	maxLen := 0
+	lines := strings.Split(strings.TrimSpace(buf), "\n")[1:]
+	names := make([]string, len(lines))
+	for i, pkg := range lines {
+		s := strings.SplitN(pkg, "-", 2)
+		if len(s) != 2 {
+			log.Fatalln("failed to trim hash path from this line: ", pkg)
+		}
+		name := ellipsis(strings.Replace(s[1], ".drv", "", 1), maxAcceptable)
+		if nameLen := len(name); nameLen > maxLen {
+			maxLen = nameLen
+		}
+		names[i] = name
+	}
+	return &packages{names: names, pad: maxLen + 1, desc: desc}
+}
+
+func ellipsis(s string, maxLen int) string {
+	runes := []rune(s)
+	if len(runes) <= maxLen {
+		return s
+	}
+	if maxLen < 3 {
+		maxLen = 3
+	}
+	return string(runes[0:maxLen-3]) + "..."
+}
+
+func (p *packages) show(verbose bool) {
+	p.summary()
+	if !verbose {
+		return
+	}
+
+	pkgs := p.names
+	w, _ := terminalSize()
+	nCols := w / p.pad
+	fmt.Printf("%s\n", strings.Repeat("-", w))
+	for i, pkg := range pkgs {
+		fmt.Printf("%-*s", p.pad, pkg)
+		if i%nCols == 0 {
+			fmt.Println()
+		}
+	}
+	fmt.Println()
+}
+
+func (p *packages) summary() {
+	fmt.Printf("%s: %s\n",
+		p.desc,
+		output.String(fmt.Sprint(len(p.names))).Bold().Foreground(output.Color("6")),
+	)
+}
+
+func ParseDryRunOutput(nixOutput string, verbose bool) {
+	parts := strings.Split("\n" + nixOutput, "\nthese")
+
+	if len(parts) != 3 {
+		log.Println("no changes...")
+		log.Println("or I failed to parse it into the expected number of parts")
+    fmt.Println(parts)
+		return
+	}
+	toBuild := parsePackages(parts[1], "packages to build")
+	toFetch := parsePackages(parts[2], "packages to fetch")
+
+	toBuild.show(verbose)
+	toFetch.show(verbose)
+}
+
+func nixSpinner(host string) *spinner.Spinner {
+	msg := fmt.Sprintf("%s %s", " evaluating derivation for:",
+		output.String(host).Bold().Foreground(output.Color("6")),
+	)
+	s := spinner.New(
+		spinner.CharSets[14],
+		100*time.Millisecond,
+		spinner.WithSuffix(msg),
+		spinner.WithColor("fgHiMagenta"),
+	)
+	s.Start()
+	return s
+}
+
+func (o *Oizys) NixDryRun(verbose bool, rest ...string) {
+	args := []string{
+		"build", o.Output(), "--dry-run",
+	}
+	args = append(args, rest...)
+	cmd := exec.Command("nix", args...)
+	s := nixSpinner(o.host)
+	result, err := cmd.CombinedOutput()
+	s.Stop()
+	if err != nil {
+		fmt.Println(string(result))
+		log.Fatal(err)
+	}
+	ParseDryRunOutput(string(result), verbose)
+}
+
+func (o *Oizys) NixosRebuild(subcmd string, rest ...string) {
+	args := []string{
+		"nixos-rebuild",
+		subcmd,
+		"--flake",
+		o.flake,
+	}
+	args = append(args, rest...)
+	cmd := exec.Command("sudo", args...)
+	runCommand(cmd)
+}
+
+func runCommand(cmd *exec.Cmd) {
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	if err := cmd.Run(); err != nil {
+		log.Fatal(err)
+	}
+}
+
+func (o *Oizys) NixBuild(rest ...string) {
+	args := []string{"build", o.Output()}
+	args = append(args, rest...)
+	cmd := exec.Command("nix", args...)
+	runCommand(cmd)
+}
+
+func (o *Oizys) CacheBuild(rest ...string) {
+	args := []string{
+		"watch-exec", o.cache, "--", "nix",
+		"build", o.Output(), "--print-build-logs",
+		"--accept-flake-config",
+	}
+	args = append(args, rest...)
+	cmd := exec.Command("cachix", args...)
+	runCommand(cmd)
+}
+
+func CheckFlake(flake string) {
+	if _, err := os.Stat(flake); errors.Is(err, fs.ErrNotExist) {
+		log.Fatalln("path to flake:", flake, "does not exist")
+	}
+}
+
+func (o *Oizys) CheckFlake() {
+	if _, err := os.Stat(o.flake); errors.Is(err, fs.ErrNotExist) {
+		log.Fatalln("path to flake:", o.flake, "does not exist")
+	}
+}
+
+func Output(flake string, host string) string {
+	return fmt.Sprintf(
+		"%s#nixosConfigurations.%s.config.system.build.toplevel",
+		flake,
+		host,
+	)
+}

pkgs/oizys/oizys-go/pkg/oizys/oizys.go

@@ -1,145 +0,0 @@
-package oizys
-
-import (
-	"errors"
-	"fmt"
-	"io/fs"
-	"log"
-	"os"
-	"os/exec"
-	"strings"
-
-	"github.com/charmbracelet/bubbles/table"
-	"github.com/muesli/termenv"
-	"golang.org/x/term"
-
-	"github.com/briandowns/spinner"
-	"time"
-)
-
-func TerminalSize() (int, int) {
-	fd := os.Stdout.Fd()
-	if !term.IsTerminal(int(fd)) {
-		log.Fatal("failed to get terminal size")
-	}
-	w, h, err := term.GetSize(int(fd))
-	if err != nil {
-		log.Fatal(err)
-	}
-	return w, h
-}
-
-func ParseDryRunOutput(nixOutput string, verbose bool) {
-	output := termenv.NewOutput(os.Stdout)
-	parts := strings.Split(nixOutput, "\nthese")
-	if len(parts) != 3 {
-		log.Println("no changes...")
-		log.Println(output)
-		return
-	}
-	built := strings.Split(strings.TrimSpace(parts[1]), "\n")[1:]
-	fetched := strings.Split(strings.TrimSpace(parts[2]), "\n")[1:]
-
-	fmt.Println("Packages to build:",
-		output.String(fmt.Sprint(len(built))).Bold().Foreground(output.Color("6")),
-	)
-	var rows []table.Row
-	for _, pkg := range built {
-		s := strings.SplitN(pkg, "-", 2)
-		hash, name := strings.Replace(s[0], "/nix/store/", "", 1), s[1]
-		rows = append(rows, table.Row{hash, name})
-	}
-
-	fmt.Println("Packages to fetch:",
-		output.String(fmt.Sprint(len(fetched))).Bold().Foreground(output.Color("6")),
-	)
-	for _, pkg := range fetched {
-		s := strings.SplitN(pkg, "-", 2)
-		hash, name := strings.Replace(s[0], "/nix/store/", "", 1), s[1]
-		rows = append(rows, table.Row{hash, name})
-	}
-
-	if verbose {
-
-		w, _ := TerminalSize()
-		columns := []table.Column{
-			{Title: "hash", Width: 34},
-			{Title: "pkg", Width: int(w / 4)},
-		}
-		ShowTable(columns, rows)
-	}
-}
-
-func NixDryRun(flake string, host string, verbose bool) {
-	output := termenv.NewOutput(os.Stdout)
-	path := Output(flake, host)
-	cmd := exec.Command("nix", "build", path, "--dry-run")
-	s := spinner.New(
-		spinner.CharSets[14],
-		100*time.Millisecond,
-		spinner.WithSuffix(
-			fmt.Sprintf("%s %s", " evaluating derivation for:",
-				output.String(host).Bold().Foreground(output.Color("6")),
-			)),
-		spinner.WithColor("fgHiMagenta"))
-	s.Start()
-	result, err := cmd.CombinedOutput()
-	s.Stop()
-	if err != nil {
-		fmt.Println(string(result))
-		log.Fatal(err)
-	}
-	ParseDryRunOutput(string(result), verbose)
-}
-
-func NixosRebuild(subcmd string, flake string, rest ...string) {
-	args := []string{
-		"nixos-rebuild",
-		subcmd,
-		"--flake",
-		flake,
-	}
-	args = append(args, rest...)
-	cmd := exec.Command("sudo", args...)
-	runCommand(cmd)
-}
-
-func runCommand(cmd *exec.Cmd) {
-	cmd.Stdout = os.Stdout
-	cmd.Stderr = os.Stderr
-	if err := cmd.Run(); err != nil {
-		log.Fatal(err)
-	}
-}
-
-func NixBuild(path string, rest ...string) {
-	args := []string{"build", path}
-	args = append(args, rest...)
-	cmd := exec.Command("nix", args...)
-	runCommand(cmd)
-}
-
-func CacheBuild(path string, cache string, rest ...string) {
-	args := []string{
-		"watch-exec", cache, "--", "nix",
-		"build", path, "--print-build-logs",
-		"--accept-flake-config",
-	}
-	args = append(args, rest...)
-	cmd := exec.Command("cachix", args...)
-	runCommand(cmd)
-}
-
-func CheckFlake(flake string) {
-	if _, err := os.Stat(flake); errors.Is(err, fs.ErrNotExist) {
-		log.Fatalln("path to flake:", flake, "does not exist")
-	}
-}
-
-func Output(flake string, host string) string {
-	return fmt.Sprintf(
-		"%s#nixosConfigurations.%s.config.system.build.toplevel",
-		flake,
-		host,
-	)
-}

pkgs/oizys/oizys-go/pkg/oizys/table.go

@@ -1,75 +0,0 @@
-package oizys
-
-import (
-	"fmt"
-	"os"
-
-	"github.com/charmbracelet/bubbles/table"
-	tea "github.com/charmbracelet/bubbletea"
-	"github.com/charmbracelet/lipgloss"
-)
-
-var baseStyle = lipgloss.NewStyle().
-	BorderStyle(lipgloss.NormalBorder()).
-	BorderForeground(lipgloss.Color("240"))
-
-type model struct {
-	table table.Model
-}
-
-func (m model) Init() tea.Cmd { return nil }
-
-func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
-	var cmd tea.Cmd
-	switch msg := msg.(type) {
-	case tea.KeyMsg:
-		switch msg.String() {
-		case "esc":
-			if m.table.Focused() {
-				m.table.Blur()
-			} else {
-				m.table.Focus()
-			}
-		case "q", "ctrl+c":
-			return m, tea.Quit
-		case "enter":
-			return m, tea.Batch(
-				tea.Printf("Let's go to %s!", m.table.SelectedRow()[1]),
-			)
-		}
-	}
-	m.table, cmd = m.table.Update(msg)
-	return m, cmd
-}
-
-func (m model) View() string {
-	return baseStyle.Render(m.table.View()) + "\n"
-}
-
-func ShowTable(columns []table.Column, rows []table.Row) {
-
-	t := table.New(
-		table.WithColumns(columns),
-		table.WithRows(rows),
-		table.WithFocused(true),
-		table.WithHeight(15),
-	)
-
-	s := table.DefaultStyles()
-	s.Header = s.Header.
-		BorderStyle(lipgloss.NormalBorder()).
-		BorderForeground(lipgloss.Color("240")).
-		BorderBottom(true).
-		Bold(false)
-	s.Selected = s.Selected.
-		Foreground(lipgloss.Color("229")).
-		Background(lipgloss.Color("57")).
-		Bold(false)
-	t.SetStyles(s)
-
-	m := model{t}
-	if _, err := tea.NewProgram(m).Run(); err != nil {
-		fmt.Println("Error running program:", err)
-		os.Exit(1)
-	}
-}