.functions

# Create a new directory and enter it
function mkd() {
    mkdir -p "$@" && cd "$@"
}

# Determine size of a file or total size of a directory
function fs() {
    if du -b /dev/null > /dev/null 2>&1; then
        local arg=-sbh
    else
        local arg=-sh
    fi
    if [[ -n "$@" ]]; then
        du $arg -- "$@"
    else
        du $arg .[^.]* *
    fi
}

# Use Git's colored diff when available
hash git &>/dev/null
if [ $? -eq 0 ]; then
    function diff() {
        git diff --no-index --color-words "$@"
    }
fi

# Create a data URL from a file
function dataurl() {
    local mimeType=$(file -b --mime-type "$1")
    if [[ $mimeType == text/* ]]; then
        mimeType="${mimeType};charset=utf-8"
    fi
    echo "data:${mimeType};base64,$(openssl base64 -in "$1" | tr -d '\n')"
}

# Start an HTTP server from a directory
function server() {
    local port="${1:-8000}"
    sleep 1 && open "http://localhost:${port}/" &
    python3 -m http.server "$port"
}

# Start a PHP server
function phpserver() {
    local port="${1:-4000}"
    local ip=$(ipconfig getifaddr en1)
    sleep 1 && open "http://${ip}:${port}/" &
    php -S "${ip}:${port}"
}

# Get gzipped file size
function gz() {
    echo "orig size (bytes): "
    cat "$1" | wc -c
    echo "gzipped size (bytes): "
    gzip -c "$1" | wc -c
}

# Test HTTP compression
function httpcompression() {
    encoding="$(curl -LIs -H 'User-Agent: Mozilla/5 Gecko' -H 'Accept-Encoding: gzip,deflate,compress,sdch' "$1" | grep '^Content-Encoding:')" && echo "$1 is encoded using ${encoding#* }" || echo "$1 is not using any encoding"
}

# Syntax-highlight JSON strings or files
function json() {
    if [ -t 0 ]; then # argument
        python -m json.tool <<< "$*" | pygmentize -l javascript
    else # pipe
        python -m json.tool | pygmentize -l javascript
    fi
}

# All the dig info
function digga() {
    dig +nocmd "$1" any +multiline +noall +answer
}

# Escape UTF-8 characters
function escape() {
    printf "\\\x%s" $(printf "$@" | xxd -p -c1 -u)
    echo
}

# Decode Unicode escape sequences
function unidecode() {
    perl -e "binmode(STDOUT, ':utf8'); print \"$@\""
    echo
}

# Get Unicode code point
function codepoint() {
    perl -e "use utf8; print sprintf('U+%04X', ord(\"$@\"))"
    echo
}

# Google Admin SDK
function gam() { "$HOME/bin/gam/gam" "$@"; }

# Kubernetes Config Status
function kstatus() {
  if [ -n "$KUBECONFIG" ]; then
    echo "KUBECONFIG is set to: $KUBECONFIG"
  else
    echo "KUBECONFIG is not set. Using default: ~/.kube/config"
    echo "Default symlink points to: $(readlink ~/.kube/config)"
  fi
  echo "---"
  kubectl config current-context
}