create_assignment.sh

#!/bin/bash

# 作业模板生成脚本
# 使用方法: ./create_assignment.sh [课程代码] [作业编号] [输出目录]
# 例如: ./create_assignment.sh MDS5110 1 ~/Desktop

set -e

# 检查参数
if [ $# -lt 2 ]; then
    echo "使用方法: $0 <课程代码> <作业编号> [输出目录]"
    echo "例如: $0 MDS5110 1 ~/Desktop"
    exit 1
fi

COURSE_CODE=$1
ASSIGNMENT_NUM=$2
OUTPUT_DIR=${3:-~/Desktop}  # 默认输出到桌面

# 配置变量（可在此修改个人信息）
STUDENT_NAME=""
STUDENT_ID=""

# 创建课程目录（所有作业的父目录）
COURSE_DIR="${OUTPUT_DIR}/${COURSE_CODE}"
ASSIGNMENT_DIR="${COURSE_DIR}/Assignment${ASSIGNMENT_NUM}"
echo "正在创建课程目录: $COURSE_DIR"
echo "正在创建作业目录: $ASSIGNMENT_DIR"

# 检查作业目录是否已存在
if [ -d "$ASSIGNMENT_DIR" ]; then
    echo "警告: 作业目录 $ASSIGNMENT_DIR 已存在"
    read -p "是否覆盖? (y/N): " -n 1 -r
    echo
    if [[ ! $REPLY =~ ^[Yy]$ ]]; then
        echo "操作已取消"
        exit 1
    fi
    rm -rf "$ASSIGNMENT_DIR"
fi

# 检查是否为第一次创建课程目录
IS_NEW_COURSE=false
if [ ! -d "$COURSE_DIR" ]; then
    IS_NEW_COURSE=true
    mkdir -p "$COURSE_DIR"
    echo "✅ 创建新课程目录: $COURSE_DIR"
else
    echo "📁 使用现有课程目录: $COURSE_DIR"
fi

# 创建作业子目录
mkdir -p "$ASSIGNMENT_DIR"

# 复制模板文件到作业目录
cp Template.tex "$ASSIGNMENT_DIR/Assignment${ASSIGNMENT_NUM}.tex"

# 如果是新课程，复制.gitignore和创建README
if [ "$IS_NEW_COURSE" = true ]; then
    cp .gitignore "$COURSE_DIR/"
    # 创建课程README
    if [ -f "Course_README_Template.md" ]; then
        cp Course_README_Template.md "$COURSE_DIR/README.md"
        cd "$COURSE_DIR"
        sed -i "" "s/{COURSE_CODE}/${COURSE_CODE}/g" "README.md"
        sed -i "" "s/{STUDENT_NAME}/${STUDENT_NAME}/g" "README.md"
        sed -i "" "s/{STUDENT_ID}/${STUDENT_ID}/g" "README.md"
        cd - > /dev/null
    fi
fi

# 替换模板中的变量
cd "$ASSIGNMENT_DIR"
sed -i "" "s/some course/${COURSE_CODE}/g" "Assignment${ASSIGNMENT_NUM}.tex"
sed -i "" "s/Assignment 1/Assignment ${ASSIGNMENT_NUM}/g" "Assignment${ASSIGNMENT_NUM}.tex"
sed -i "" "s/name/${STUDENT_NAME}/g" "Assignment${ASSIGNMENT_NUM}.tex"
sed -i "" "s/id/${STUDENT_ID}/g" "Assignment${ASSIGNMENT_NUM}.tex"

# Git操作
cd "$COURSE_DIR"
if [ "$IS_NEW_COURSE" = true ]; then
    # 第一次创建课程时初始化Git仓库
    git init
    git add .
    git commit -m "Initial commit: ${COURSE_CODE} course repository with Assignment ${ASSIGNMENT_NUM}"
    echo "🎉 已初始化Git仓库并创建初始提交"
else
    # 为现有课程添加新作业
    git add "Assignment${ASSIGNMENT_NUM}/"
    git commit -m "Add Assignment ${ASSIGNMENT_NUM} for ${COURSE_CODE}"
    echo "📝 已添加Assignment ${ASSIGNMENT_NUM}到现有仓库"
fi

# 创建GitHub仓库的提示信息
echo ""
echo "✅ 作业模板已创建完成!"
echo "📁 课程目录: $COURSE_DIR"
echo "📄 作业文件: $ASSIGNMENT_DIR/Assignment${ASSIGNMENT_NUM}.tex"
echo ""

if [ "$IS_NEW_COURSE" = true ]; then
    echo "🚀 下一步 - 推送到GitHub (首次创建):"
    echo "1. 在GitHub上创建新仓库，名称建议为: ${COURSE_CODE}"
    echo "2. 运行以下命令连接远程仓库:"
    echo "   cd '$COURSE_DIR'"
    echo "   git remote add origin https://github.com/YOUR_USERNAME/${COURSE_CODE}.git"
    echo "   git branch -M main"
    echo "   git push -u origin main"
    echo ""
    echo "💡 提示: 您也可以运行 'cd \"$COURSE_DIR\" && ../setup_github.sh ${COURSE_CODE}' 来自动化GitHub仓库创建"
else
    echo "🔄 推送更新到GitHub:"
    echo "   cd '$COURSE_DIR'"
    echo "   git push origin main"
    echo ""
    echo "📂 课程结构:"
    echo "   ${COURSE_CODE}/"
    ls -la "$COURSE_DIR" | grep "Assignment" | sed 's/^/   ├── /'
fi