#!/bin/sh

# fzf.sh
# Craig Jennings <c@cjennings.net>
# fuzzy find settings and utilities, sourced by .profile

# otherwise ** doesn't expand
source /usr/share/fzf/completion.zsh

### SETTINGS
export FZF_DEFAULT_OPTS='--height=70%'
export FZF_DEFAULT_COMMAND='rg --files'
export FZF_CTRL_T_COMMAND="$FZF_DEFAULT_COMMAND"
export FZF_DEFAULT_COMMAND='rg --files --no-ignore-vcs --hidden'

### NAVIGATION

# cdff - change directory find file
# change to the directory where the file resides.
cdff() {

    file=$(fzf +m -q "$1")
    dir=$(dirname "$file")
    cd "$dir" || exit
}

# CD to a directory with fzf
cdd () {
    destdir=$(find "${1:-.}" -path '*/\.*' -prune \
                   -o -type d -print 2> /dev/null | fzf +m) &&
        cd "$destdir"
}

### SYSTEM ADMIN

# Kill a process with fzf
kp () {
    pid=$(ps -ef | sed 1d | eval "fzf ${FZF_DEFAULT_OPTS} -m --header='[kill:process]'" | awk '{print $2}')

    if [ "x$pid" != "x" ]
    then
        echo "$pid" | xargs kill -${1:-9}
        kp
    fi
}

# list available packages, show info in preview, and install selection
yinstall() {
    yay -Slq | fzf --multi --preview 'yay -Si {1}' | xargs -ro yay -S --noconfirm
}


yinstall-skipverify() {
    yay -Slq | fzf --multi --preview 'yay -Si {1}' | xargs -ro yay -S --noconfirm --mflags --skipinteg
}

# list installed packages, show info in preview, and remove selection
yrm() {
    yay -Qq | fzf --multi --preview 'yay -Qi {1}' | xargs -ro yay -Rns
}

# find-in-file - usage: fif <searchTerm>
fif() {
    if [ ! "$#" -gt 0 ]; then echo "Need a string to search for!"; return 1; fi
    rg --files-with-matches --no-messages "$1" | fzf --preview "highlight -O ansi -l {} 2> /dev/null | rg --colors 'match:bg:yellow' --ignore-case --pretty --context 10 '$1' || rg --ignore-case --pretty --context 10 '$1' {}"
}

### CONVENIENCE

# Find a book in the calibre library and open it in emacs client.
# previously: find ~/books \( -iname \*.epub -o -iname \*.pdf -o -iname \*.djvu \) | fzf | xargs emacs
bk() {
    bkfile=$(find ~/sync/books/ \( -iname "*.pdf" -o -iname "*.epub" -o -iname "*.djvu" \) -print | fzf)
    if [ -n "$bkfile" ]; then
        emacsclient -c -a '' "$bkfile" &
    fi
}



# close wireguard connection first if already running, then
# run wireguard, selecting the configuration file.
wgup() {
    # Check if wireguard is running
    output=$(sudo wg)
    if [[ -n "$output" ]]; then
        # Shutdown all wg interfaces if WireGuard is currently running.
        for iface in $(sudo wg show interfaces); do
            sudo wg-quick down "${iface}"
        done
    fi
    # Get the list of config files
    wgfile=$(sudo find /etc/wireguard/ -iname "*.conf" -exec basename -s .conf {} \; | fzf)

    if [ -n "$wgfile" ]; then
        sudo wg-quick up $wgfile
        sudo wg
    fi
}
wgdown() {
    # Check if wireguard is running
    output=$(sudo wg)
    if [[ -n "$output" ]]; then
        # Shutdown all wg interfaces if WireGuard is currently running.
        for iface in $(sudo wg show interfaces); do
            sudo wg-quick down "${iface}"
        done
    fi
}
alias wg=wgup