#!/bin/bash #colour 函数 colour () {
#格式为背景：前景m，主要实现屏幕颜色显示 case $1 in black_white ) #背景为黑色，前景为白色 echo -e "33[40;
37m" ;
;
black_green ) #背景为黑色，前景为绿色 echo -e "33[40;
32m" ;
;
black_cyan ) #背景为黑色，前景为青色 echo -e "33[40;
36m" ;
;
red_yellow ) #背景为红色，前景为黄色 echo -e "33[41;
33m" ;
;
yellow_blue ) #背景为黄色，前景为蓝色 echo -e "33[43;
34m" ;
;
esac }
#查询函数 search() {
colour black_white clear echo -e "Please Enter Name >>>c" read NAME # 如果无记录时 if [ ! -f ./record ];
then echo "You mush have some scores before you can search !" sleep 2 clear return fi # 没有输入名字查询时候 if [ -z "$NAME" ];
then echo "You didn't enter a name!" echo -e "Please Enter Name >>>c" fi echo "你查询的信息是： $NAME" grep "$NAME" ./record 2> /dev/null case "$?" in 1 ) echo "Name not in record." ;
;
2 ) echo "You didn't enter a name to search." sleep 2 search # 继续查询 ;
;
esac }
#增加记录函数 add() {
clear echo "Enter name and score of a record." echo -e "c" if [ ! -f ./record ];
then touch record fi read NEWNAME echo "$NEWNAME" >> ./record # 排序后写回文件 sort -o ./record ./record echo "添加成功" sleep 2 }
#删除记录函数 delete() {
clear echo -e "Please Enter Name >>> " read NAME if [ ! -f ./record ];
then echo "记录为空请先添加！" else cp record record.bak grep "$NAME" ./record.bak > /dev/null if [ $? != 0 ];
then echo "此人不存在" else # -v 表示 not grep -v "$NAME" ./record.bak > record echo "删除成功" fi rm -f record.bak fi sleep 1 }
#显示所有记录 display() {
colour black_white more ./record }
#利用vim编辑器编译 edit() {
vim ./record }
#屏幕帮助函数 help() {
clear colour black_cyan echo "This is a student's record program by!" }
#退出程序 quit() {
clear colour black_white exit }
clear while : do colour red_yellow echo "***********************************************************" echo "* STUDENT'S RECORD MENU *" echo "***********************************************************" colour yellow_blue echo "###########################################################" echo "# 1. 查找 #" echo "# 2. 添加 #" echo "# 3. 删除 #" echo "# 4. 显示全部 #" echo "# 5. 编辑记录 #" echo "# H: Help Screen #" echo "# Q: Exit Program #" echo "###########################################################" colour black_green echo -e -n " Please Enter Your Choice [1, 2, 3, 4, 5, H, Q]:c" read choice case $choice in 1 ) search ;
;
2 ) add;
clear ;
;
3 ) delete;
clear ;
;
4 ) display ;
;
5 ) edit;
clear ;
;
H | h ) help ;
;
Q | q ) quit ;
;
* ) echo "Invalid Choice !" sleep 2 clear ;
;
esac done