#!/bin/env nu

def --env main [] {
  if $env.ZELLIJ? == null {
    let tmpdir = init
    zellij --layout {{dirs.config}}/zellij/development.toml --session (session-name)
    rm -r $tmpdir
  } else {
    zellij action new-tab --layout {{dirs.config}}/zellij/development.toml --name (tab-name)
  }
}


def `main open-file` [path: string] {
  if ($path | str starts-with "http") {
    /usr/bin/xdg-open $path
    return
  }
  match ($path | path parse | get extension | str downcase) {
    "png" => { open-image $path }
    "jpg" => { open-image $path }
    "jpeg" => { open-image $path }
    "webp" => { open-image $path }
    _ => { open-editor $path }
  }
}

def open-editor [path: string] {
  zellij ac move-focus right
  zellij ac write-chars $":open ($path)\r"
}

def open-image [path: string] {
  zellij ac new-pane -f -- chafa -C on --scale max $path
}

def session-name [] {
  let dirname = $env.PWD | path parse | get stem
  let suffix = ( zellij list-sessions -s 
    | split row "\n" 
    | where $it =~ $"ide-($dirname)" 
    | get 0? 
    | default ""
    | hash md5
    | str substring 0..4 
  )
  $"ide-($dirname)-($suffix)"
}

def tab-name [] {
  let dirname = $env.PWD | path parse | get stem
  $"Editor \(($dirname)\)"
}

def --env init [] {
  let tmpdir = mktemp -d --suffix "-ide"
  let tmpbin = ($tmpdir | path join "bin")
  mkdir $tmpbin
  let new_open = ($tmpbin | path join "xdg-open")
  "#!/bin/bash\nnu {{dirs.data}}/scripts/ide.nu open-file $*\n" | save -f $new_open
  chmod +x $new_open
  $env.PATH = ($env.PATH | prepend $tmpbin)

  $tmpdir
}