size-repos

#!/bin/bash

sizes() {
    jq -r ".[].assets | .[].size" 
}

downloads() {
    jq -r ".[].assets | .[].download_count" 
}

traffic() {
    jq -r ".[].assets | ( .[].size * .[].download_count )" 
}

sum() {
    awk '{s+=$1} END {print s}'
}

humanbytes() {
    b=${1:-0}; d=''; s=0; S=(Bytes {K,M,G,T,E,P,Y,Z}iB)
    while ((b > 1024)); do
        d="$(printf ".%02d" $((b % 1024 * 100 / 1024)))"
        b=$((b / 1024))
        let s++
    done
    echo "$b$d ${S[$s]}"
}

releases() {
    curl -s https://api.github.com/repos/$1/releases
}

repos=(
    ayufan-pine64/android-5.1
    ayufan-pine64/android-6.0
    ayufan-pine64/android-7.0
    ayufan-pine64/android-7.1
    ayufan-rock64/android-7.1
    ayufan-pine64/linux-build
    ayufan-rock64/linux-build
    ayufan-rock64/linux-rootfs
)

if [[ "$1" == "test" ]]; then
    humanbytes $(cat releases.json | traffic | sum)
    exit 1
fi

for repo in ${repos[@]}; do
    echo -n "$repo = "
    all=$(releases "$repo")
    echo -n " size: "
    echo -n "$(humanbytes $(echo "$all" | sizes | sum))"
    echo -n " downloads: "
    echo -n "$(echo "$all" | downloads | sum)"
    echo -n " traffic: "
    echo -n "$(humanbytes $(echo "$all" | traffic | sum))"
    echo ""
done