#!/bin/bash
BINARY=webhash
BIN_PATH=$HOME/bin
UNAME=$(uname)
ARCH=$(uname -m)
if [ "$UNAME" = "Darwin" ] ; then
  if [ "$ARCH" = "x86_64" ] ; then
    PLATFORM="darwin_amd64"
  fi
elif [ "$UNAME" = "Linux" ] ; then
  if [ "$ARCH" = "i686" ] ; then
    PLATFORM="linux_386"
  elif [ "$ARCH" = "x86_64" ] ; then
    PLATFORM="linux_amd64"
  fi
fi
DEST=$BIN_PATH/$BINARY
# latest
get_latest_release() {
  curl --silent "https://api.github.com/repos/xuender/$BINARY/releases/latest" | # Get latest release from GitHub api
    grep '"tag_name":' |                                            # Get tag line
    sed -E 's/.*"([^"]+)".*/\1/'                                    # Pluck JSON value
}
# 安装
install () {
  echo "Installing $BINARY..."
  if [ "$UNAME" != "Linux" ] && [ "$UNAME" != "Darwin" ] && [ "$ARCH" != "x86_64" ] && [ "$ARCH" != "i686" ]; then
    echo "Sorry, OS/Architecture not supported: ${UNAME}/${ARCH}. Download binary from https://github.com/xuender/${BINARY}/releases"
    exit 1
  fi
  mkdir -p $BIN_PATH
  LATEST=$(get_latest_release)
  echo "$LATEST"
  URL="https://github.com/xuender/webhash/releases/download/$LATEST/${BINARY}_${PLATFORM}"
  echo "download $URL"
  rm -rf $DEST
  curl -L $URL -o $DEST
  chmod +x $DEST
}

run () {
  echo "Running webhash..."
  webhash
}

if [ -f $DEST ]; then
   echo "Webhash is already installed."
else
   echo "Webhash is not installed."
fi
install
run