1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
nofile() {
    touch source/_data/shuoshuo.yml
    echo >> source/_data/shuoshuo.yml
    echo "- date: $(date +'%Y-%m-%d %H:%M:%S')" >> source/_data/shuoshuo.yml
    echo "  key: 1" >> source/_data/shuoshuo.yml
    echo "  content: $@" >> source/_data/shuoshuo.yml
}

hadfile() {
    key=$(grep -oE 'key: [0-9]+' source/_data/shuoshuo.yml | \
        tail -n 1 | \
        sed 's/key: //') 
    ((key++))
    echo >> source/_data/shuoshuo.yml
    echo "- date: $(date +'%Y-%m-%d %H:%M:%S')" >> source/_data/shuoshuo.yml
    echo "  key: $key" >> source/_data/shuoshuo.yml
    echo "  content: $@" >> source/_data/shuoshuo.yml
}

if [[ -f source/_data/shuoshuo.yml ]]
then
    hadfile $@
else
    nofile $@
fi