pwsetup v0

This commit is contained in:
Thomas Sindt
2026-02-28 22:35:11 +01:00
parent c6a8ed78a2
commit 8b1006819d
9 changed files with 630 additions and 0 deletions

276
files/files.go Normal file
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package main
import (
"fmt"
"io/ioutil"
"os"
"path/filepath"
"time"
"github.com/dustin/go-humanize"
"github.com/gdamore/tcell"
"github.com/rivo/tview"
)
var (
// Global channel to send the current directory to
cwdch = make(chan string)
// Global channel to send info about the current file, and
// general status updates. Has to be buffered else the program
// enters a deadlock for some reason
statusch = make(chan string, 1)
)
func main() {
var (
// Main application
app = tview.NewApplication()
// Using a Grid layout allows us to put many primitives next to
// each other and have them respond to the terminal size
mainview = tview.NewGrid()
// Show the files and directories inside the current, previous,
// and next directory panels
previousdir = tview.NewTable()
currentdir = tview.NewTable()
nextdir = tview.NewTable()
// Small title showing the whole directory name
cwd = tview.NewTextView()
// Simple status bar showing current file permissions and other info
fileinfo = tview.NewTextView()
)
// Init widgets
initPanels(previousdir, currentdir, nextdir, app)
initDirTitle(cwd, app)
initFileInfo(fileinfo, app)
// Set our mainview to resemble ranger
mainview.
SetBorders(true).
SetColumns(10, 0, 40).
SetRows(1, 0, 1)
// Add the widgets
mainview.
AddItem(cwd, 0, 0, 1, 3, 1, 1, false).
AddItem(previousdir, 1, 0, 1, 1, 1, 1, false).
AddItem(currentdir, 1, 1, 1, 1, 1, 1, false).
AddItem(nextdir, 1, 2, 1, 1, 1, 1, false).
AddItem(fileinfo, 2, 0, 1, 3, 1, 1, true)
// Make the mainview the root widget, and fullscreen it
app.SetRoot(mainview, true)
// Focus on the directory we are in
app.SetFocus(currentdir)
// Run the application
err := app.Run()
if err != nil {
panic(err)
}
}
// Preparation to properly initialize each panel upon start
func initPanels(previousdir, currentdir, nextdir *tview.Table, app *tview.Application) {
// Make each selectable
previousdir.SetSelectable(true, false)
currentdir.SetSelectable(true, false)
nextdir.SetSelectable(true, false)
// Get the files and dirs of the current and previous directory
getDirContents(previousdir, "..")
getDirContents(currentdir, ".")
// Define the function to be called each time we move to a new file or dir
preview := func(row, column int) {
currentselect := currentdir.GetCell(row, 0).Text
previewDir(currentselect, nextdir)
}
// Use it on the first item
preview(0, 0)
// Install it
currentdir.SetSelectionChangedFunc(preview)
// Moving between dirs, and exiting
currentdir.SetInputCapture(func(event *tcell.EventKey) *tcell.EventKey {
switch event.Rune() {
case 'h':
// Move up
err := os.Chdir("..")
printError(err)
copyDirToPanel(currentdir, nextdir)
copyDirToPanel(previousdir, currentdir)
getDirContents(previousdir, "..")
// Update directory bar
printCwd()
case 'l':
// Move into a dir
r, _ := currentdir.GetSelection()
currentItem := currentdir.GetCell(r, 0).Text
// Get info about the current item
fi, err := os.Stat(currentItem)
printError(err)
if fi.IsDir() {
err = os.Chdir(currentItem)
printError(err)
copyDirToPanel(currentdir, previousdir)
copyDirToPanel(nextdir, currentdir)
preview(0, 0)
}
// Update directory bar
printCwd()
case 'q':
app.Stop()
}
return event
})
}
func initFileInfo(fi *tview.TextView, app *tview.Application) {
// Display colors given by text
fi.SetDynamicColors(true)
// Constantly check and print file permissions etc
go func() {
var info string
for {
info = <-statusch
fi.SetText(info)
app.Draw()
}
}()
}
func initDirTitle(cwd *tview.TextView, app *tview.Application) {
// Make the title blue and accept colors
cwd.SetDynamicColors(true)
cwd.SetTextColor(tcell.ColorBlue)
// Get initial dir
wd, err := os.Getwd()
printError(err)
// Check and print info about the current dir
go func() {
var dir string
for {
dir = <-cwdch
cwd.SetText("[::b]" + filepath.Dir(dir) + "/[white]" + filepath.Base(dir))
app.Draw()
}
}()
cwdch <- wd
}
func copyDirToPanel(previousdir, currentdir *tview.Table) {
// Make sure there are no elements in the panel
currentdir.Clear()
for i := 0; i < previousdir.GetRowCount(); i++ {
currentdir.SetCell(i, 0, previousdir.GetCell(i, 0))
}
}
func previewDir(path string, paneldir *tview.Table) {
// Clean the panel
paneldir.Clear()
// Get info about the given path
fi, err := os.Stat(path)
if err != nil {
return
}
if fi.IsDir() {
getDirContents(paneldir, path)
}
// Send info about the current file
statusch <- fmt.Sprintf("[fuchsia]%s[white]\t%s\t%s",
fi.Mode().String(),
fi.ModTime().Round(time.Second).String(),
humanize.Bytes(uint64(fi.Size())))
}
func getDirContents(dirtable *tview.Table, path string) {
// Make sure to the table is empty
dirtable.Clear()
// Get the contents of the directory
files, err := ioutil.ReadDir(path)
if err != nil {
return
}
for i, f := range files {
var color = tcell.ColorWhite
// Create a new cell for the table, and make sure it takes up
// all the horizontal space
cell := tview.NewTableCell(f.Name())
cell.SetExpansion(1)
// Colorize according to extension and mode
if f.IsDir() {
color = tcell.ColorNavy
cell.SetAttributes(tcell.AttrBold)
}
switch filepath.Ext(f.Name()) {
case ".png", ".jpg":
color = tcell.ColorYellow
case ".mp4", ".mkv", ".avi", ".webm", ".mp3", ".m4a", ".flac":
color = tcell.ColorFuchsia
case ".zip", ".gz", ".iso":
color = tcell.ColorRed
}
if f.Mode()&os.ModeSymlink != 0 {
color = tcell.ColorTeal
}
cell.SetTextColor(color)
// Add it to the table on the i row, first column
dirtable.SetCell(i, 0, cell)
}
}
func printCwd() {
dir, err := os.Getwd()
printError(err)
cwdch <- dir
}
func printError(err error) {
if err != nil {
statusch <- fmt.Sprintf("[red]%s", err)
}
}

20
files/go.mod Normal file
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module test/files.go
go 1.25.0
require (
github.com/dustin/go-humanize v1.0.1
github.com/gdamore/tcell v1.4.1
github.com/rivo/tview v0.42.0
)
require (
github.com/gdamore/encoding v1.0.1 // indirect
github.com/gdamore/tcell/v2 v2.8.1 // indirect
github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
github.com/mattn/go-runewidth v0.0.16 // indirect
github.com/rivo/uniseg v0.4.7 // indirect
golang.org/x/sys v0.29.0 // indirect
golang.org/x/term v0.28.0 // indirect
golang.org/x/text v0.21.0 // indirect
)

88
files/go.sum Normal file
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@@ -0,0 +1,88 @@
github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
github.com/gdamore/encoding v1.0.0/go.mod h1:alR0ol34c49FCSBLjhosxzcPHQbf2trDkoo5dl+VrEg=
github.com/gdamore/encoding v1.0.1 h1:YzKZckdBL6jVt2Gc+5p82qhrGiqMdG/eNs6Wy0u3Uhw=
github.com/gdamore/encoding v1.0.1/go.mod h1:0Z0cMFinngz9kS1QfMjCP8TY7em3bZYeeklsSDPivEo=
github.com/gdamore/tcell v1.4.1 h1:6T2+7Zl5U44SU3ensYi/w4SX5hpzbK6NDUDYmgCP3eQ=
github.com/gdamore/tcell v1.4.1/go.mod h1:vxEiSDZdW3L+Uhjii9c3375IlDmR05bzxY404ZVSMo0=
github.com/gdamore/tcell/v2 v2.8.1 h1:KPNxyqclpWpWQlPLx6Xui1pMk8S+7+R37h3g07997NU=
github.com/gdamore/tcell/v2 v2.8.1/go.mod h1:bj8ori1BG3OYMjmb3IklZVWfZUJ1UBQt9JXrOCOhGWw=
github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
github.com/lucasb-eyer/go-colorful v1.0.3/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
github.com/mattn/go-runewidth v0.0.7/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6TULQc=
github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
github.com/rivo/tview v0.42.0 h1:b/ftp+RxtDsHSaynXTbJb+/n/BxDEi+W3UfF5jILK6c=
github.com/rivo/tview v0.42.0/go.mod h1:cSfIYfhpSGCjp3r/ECJb+GKS7cGJnqV8vfjQPwoXyfY=
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
github.com/rivo/uniseg v0.4.3/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/crypto v0.13.0/go.mod h1:y6Z2r+Rw4iayiXXAIxJIDAJ1zMW4yaTpebo8fPOliYc=
golang.org/x/crypto v0.19.0/go.mod h1:Iy9bg/ha4yyC70EfRS8jz+B6ybOBKMaSxLj6P6oBDfU=
golang.org/x/crypto v0.23.0/go.mod h1:CKFgDieR+mRhux2Lsu27y0fO304Db0wZe70UKqHu0v8=
golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
golang.org/x/mod v0.12.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
golang.org/x/mod v0.15.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
golang.org/x/mod v0.17.0/go.mod h1:hTbmBsO62+eylJbnUtE2MGJUyE7QWk4xUqPFrRgJ+7c=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
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golang.org/x/net v0.15.0/go.mod h1:idbUs1IY1+zTqbi8yxTbhexhEEk5ur9LInksu6HrEpk=
golang.org/x/net v0.21.0/go.mod h1:bIjVDfnllIU7BJ2DNgfnXvpSvtn8VRwhlsaeUTyUS44=
golang.org/x/net v0.25.0/go.mod h1:JkAGAh7GEvH74S6FOH42FLoXpXbE/aqXSrIQjXgsiwM=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.3.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
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golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190626150813-e07cf5db2756/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/sys v0.20.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
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golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/telemetry v0.0.0-20240228155512-f48c80bd79b2/go.mod h1:TeRTkGYfJXctD9OcfyVLyj2J3IxLnKwHJR8f4D8a3YE=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
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golang.org/x/term v0.12.0/go.mod h1:owVbMEjm3cBLCHdkQu9b1opXd4ETQWc3BhuQGKgXgvU=
golang.org/x/term v0.17.0/go.mod h1:lLRBjIVuehSbZlaOtGMbcMncT+aqLLLmKrsjNrUguwk=
golang.org/x/term v0.20.0/go.mod h1:8UkIAJTvZgivsXaD6/pH6U9ecQzZ45awqEOzuCvwpFY=
golang.org/x/term v0.28.0 h1:/Ts8HFuMR2E6IP/jlo7QVLZHggjKQbhu/7H0LJFr3Gg=
golang.org/x/term v0.28.0/go.mod h1:Sw/lC2IAUZ92udQNf3WodGtn4k/XoLyZoh8v/8uiwek=
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golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
golang.org/x/tools v0.13.0/go.mod h1:HvlwmtVNQAhOuCjW7xxvovg8wbNq7LwfXh/k7wXUl58=
golang.org/x/tools v0.21.1-0.20240508182429-e35e4ccd0d2d/go.mod h1:aiJjzUbINMkxbQROHiO6hDPo2LHcIPhhQsa9DLh0yGk=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=