#!/bin/sh

mk_custom_path() {
    if [ $(id -u) -eq 0 ]; then
        return 0
    fi
    local _custom_path_file="$1"
    while read line || [ -n "$line" ]
    do
        local _custom_path="$(echo "$line" | cut --only-delimited -d= -f2)"
        if [ -z "$_custom_path" ]; then
            continue
        fi
        eval "_custom_path=$_custom_path"
        if [ ! -d "$_custom_path" ]; then
            mkdir -p "$_custom_path"
            if [ $? -ne 0 ]; then
                cur_date="$(date +"%Y-%m-%d %H:%M:%S")"
                echo "[Common] [$cur_date] [ERROR]: create $_custom_path failed."
                return 1
            fi
        fi
    done < $_custom_path_file
    return 0
}

_version_le() {
    test "$(echo "$@" | tr " " "\n" | sort -V | head -n 1)" = "$1"
}

_version_ge() {
    test "$(echo "$@" | tr " " "\n" | sort -rV | head -n 1)" = "$1"
}

py_version_check(){
    local pyver_37_min="3.7.5"
    local pyver_37_max="3.7.11"
    local pyver_38_min="3.8.0"
    local pyver_38_max="3.8.11"
    local pyver_39_min="3.9.0"
    local pyver_39_max="3.9.2"
    local cur_date="$(date +"%Y-%m-%d %H:%M:%S")"
    which python3 > /dev/null 2>&1
    if [ $? -eq 0 ]; then
        local python_version="$(python3 --version | head -n 1)"
        local python_version=$(expr "$python_version" : '.*\([0-9]\+\.[0-9]\+\.[0-9]\+\)')
        if _version_ge $python_version $pyver_37_min && _version_le $python_version $pyver_37_max; then
            return 0
        elif _version_ge $python_version $pyver_38_min && _version_le $python_version $pyver_38_max; then
            return 0
        elif _version_ge $python_version $pyver_39_min && _version_le $python_version $pyver_39_max; then
            return 0
        else
            echo "[Common] [$cur_date] [WARNING]: Python ${python_version} is not in Python3.7.x($pyver_37_min~$pyver_37_max), Python3.8.x($pyver_38_min~$pyver_38_max), Python3.9.x($pyver_39_min~$pyver_39_max)."
            return 1
        fi
    else
        echo "[Common] [$cur_date] [WARNING]: python3 is not found."
        return 1
    fi
}