#!/bin/bash

# 读取配置文件并解析键值对
declare -A REPLACEMENTS
while IFS='=' read -r key value; do
    [[ $key =~ ^@.*@$ ]] || continue  # 仅处理形如 @VAR@ 的键
    REPLACEMENTS["$key"]="$value"
done < ace-base.config

# 目标目录（默认当前目录）
if [[ -z "$1" ]];then
echo "Need appoint target dir."
exit
fi


TARGET_DIR="${1}"

# 替换文件内容
replace_in_files() {
    local file="$1"
    local temp_file="${file}.tmp"

    # 遍历所有替换规则
    cp "$file" "$temp_file"
    for key in "${!REPLACEMENTS[@]}"; do
        sed -i "s|$key|${REPLACEMENTS[$key]}|g" "$temp_file"
    done

    # 确保有更改后才覆盖原文件
    if ! cmp -s "$file" "$temp_file"; then
        mv "$temp_file" "$file"
        echo "Updated content in: $file"
    else
        rm "$temp_file"
    fi
}

# 递归扫描目录，处理文本文件的内容
find "$TARGET_DIR" -type f | while read -r file; do
    if file --mime-type "$file" | grep -q 'text/'; then
        replace_in_files "$file"
    fi
done

# 处理文件名和目录名
find "$TARGET_DIR" -depth | while read -r old_name; do
    new_name="$old_name"
    
    # 替换文件名中的占位符
    for key in "${!REPLACEMENTS[@]}"; do
        new_name="${new_name//$key/${REPLACEMENTS[$key]}}"
    done

    # 如果名称有变化，则重命名
    if [[ "$old_name" != "$new_name" ]]; then
        mv "$old_name" "$new_name"
        echo "Renamed: $old_name -> $new_name"
    fi
done

echo "Processing completed."