#!/usr/bin/env bash

# ------------------------------------------------------------------------------
# 常用变量库
# @author Zhang Peng
# ------------------------------------------------------------------------------

# ------------------------------------------------------------------------------ 颜色状态

# Regular Color
C_BLACK="\033[0;30m"
C_RED="\033[0;31m"
C_GREEN="\033[0;32m"
C_YELLOW="\033[0;33m"
C_BLUE="\033[0;34m"
C_MAGENTA="\033[0;35m"
C_CYAN="\033[0;36m"
C_WHITE="\033[0;37m"

# Bold Color
C_B_BLACK="\033[1;30m"
C_B_RED="\033[1;31m"
C_B_GREEN="\033[1;32m"
C_B_YELLOW="\033[1;33m"
C_B_BLUE="\033[1;34m"
C_B_MAGENTA="\033[1;35m"
C_B_CYAN="\033[1;36m"
C_B_WHITE="\033[1;37m"

# Underline Color
C_U_BLACK="\033[4;30m"
C_U_RED="\033[4;31m"
C_U_GREEN="\033[4;32m"
C_U_YELLOW="\033[4;33m"
C_U_BLUE="\033[4;34m"
C_U_MAGENTA="\033[4;35m"
C_U_CYAN="\033[4;36m"
C_U_WHITE="\033[4;37m"

# Background Color
C_BG_BLACK="\033[40m"
C_BG_RED="\033[41m"
C_BG_GREEN="\033[42m"
C_BG_YELLOW="\033[43m"
C_BG_BLUE="\033[44m"
C_BG_MAGENTA="\033[45m"
C_BG_CYAN="\033[46m"
C_BG_WHITE="\033[47m"

# Reset Color
C_RESET="$(tput sgr0)"

# ------------------------------------------------------------------------------ 常用状态值

YES=0
NO=1
SUCCEED=0
FAILED=1

# 显示打印日志的时间
DATE=`date "+%Y-%m-%d %H:%M:%S"`
# 那个用户在操作
USER=$(whoami)

# ------------------------------------------------------------------------------ log

logInfo() {
	#（$0脚本本身，$@将参数作为整体传输调用）
	echo "[${DATE}] [${USER}] [INFO] [$0] [$@] execute succeed." >> /var/log/shell.log
}

logWarn() {
	#（$0脚本本身，$@将参数作为整体传输调用）
	echo "[${DATE}] [${USER}] [WARN] [$0] [$@] execute succeed." >> /var/log/shell.log
}

logError() {
	#（$0脚本本身，$@将参数作为整体传输调用）
	echo "[${DATE}] [${USER}] [ERROR] [$0] [$@] execute failed." >> /var/log/shell.log
}

printInfo() {
    echo -e "${C_B_GREEN}[INFO] $@${C_RESET}"
}

printWarn() {
    echo -e "${C_B_YELLOW}[WARN] $@${C_RESET}"
}

printError() {
    echo -e "${C_B_RED}[ERROR] $@${C_RESET}"
}

callAndLog () {
	$*
	if [[ $? -eq ${SUCCEED} ]]; then
		logInfo "$@ succeed"
		echo -e "${C_B_GREEN}[INFO] [$0] [$@] execute succeed.${C_RESET}"
	else
		logError "$@ failed"
		echo -e "${C_B_RED}[ERROR] [$0] [$@] execute failed.${C_RESET}"
	fi
}