#
# Zle config
#

# fix Home and End keys
bindkey '\eOH'  beginning-of-line
bindkey '\eOF'  end-of-line

# autoescape specials chars with urls
autoload -U url-quote-magic
zle -N self-insert url-quote-magic

# insert sudo at beggining of current command
insert-sudo-prefix () {
    local prefix
    prefix='sudo'
    if [ "${BUFFER:0:${#prefix}}" != "$prefix" ]; then
        BUFFER="$prefix $BUFFER"
        CURSOR=$(($CURSOR + $#prefix + 1))
    fi
}
zle -N insert-sudo-prefix
bindkey "^b" insert-sudo-prefix

# Clear screen and Tmux history
clear-scrollback-and-screen () {
    zle clear-screen
    if [[ -n "${TMUX}" ]] && (( $+commands[tmux] )); then
        tmux clear-history
    fi
}
zle -N clear-scrollback-and-screen
bindkey '^l' clear-scrollback-and-screen

# Refresh environment
refresh-environment () {
    if [[ -n "${TMUX}" ]] && (( $+commands[tmux] )); then
        source <(tmux show-environment | sed -r -e '/^-/d' -e 's/^([^=]+)=(.*)$/\1="\2"/')
    fi
}
refresh-environment-bykey () {
        zle -R "Updating environment..."
        refresh-environment
        sleep 0.3
}
zle -N refresh-environment-bykey
bindkey '^f' refresh-environment-bykey