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#!/bin/bash
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# 文件计数
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file_count=0
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link_count=0
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incomplete_count=0
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# 清理 HomeBrew Cask 下载缓存
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for cask_link in $(find ~/Library/Caches/Homebrew/Cask -type l)
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do
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    # 将 Cask 软件包移至废纸篓
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    # let file_count++
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    # trash $(realpath $cask_link)
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    let link_count++
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    rm $link
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done
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# 清理 HomeBrew 下载缓存
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for link in $(find ~/Library/Caches/Homebrew -type l)
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do
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    let file_count++
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    trash $(realpath $link)
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    let link_count++
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    rm $link
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done
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# 获取 *.incomplete 文件数量
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let incomplete_count=$(ls -l ~/Library/Caches/Homebrew/downloads/*.incomplete | wc -l)
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# 清理未完成的下载
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rm ~/Library/Caches/Homebrew/downloads/*.incomplete
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# 复数输出函数
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plural() {
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    if [ $1 -gt 1 ]
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    then
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        echo "$1 $2s"
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    else
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        echo "$1 $2"
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    fi
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}
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# 输出消息提示
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echo "Pruned $(plural $link_count "symbolic link"), $(plural $file_count "file") and $(plural $incomplete_count "incomplete download") from $(realpath ~/Library/Caches/Homebrew)"
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# 调用 `brew cleanup`
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# echo 'Running `brew cleanup`'
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# brew cleanup