/**
 * 比较版本号
 * 如果版本为空，则算做为 0
 * @example
 * versionCompare("1.0.0", "2.0") // -1
 * versionCompare("2.0.0", "2.0.0") // 0
 * versionCompare("3.0.0", "1.2.0") // 1
 * versionCompare("3.0.0-beta", "2.2.0") // 1
 */
export function versionCompare(ver1: string | number | undefined | null, ver2: string | number | undefined | null) {
    if (typeof ver1 === "number") {
        ver1 = ver1.toString()
    } else if (ver1 == undefined) {
        ver1 = "0"
    }

    if (typeof ver2 === "number") {
        ver2 = ver2.toString()
    } else if (ver2 == undefined) {
        ver2 = "0"
    }

    let _ver1 = ver1.split("-")[0]
    let _ver2 = ver2.split("-")[0]

    let v1 = _ver1.split(".")
    let v2 = _ver2.split(".")

    let len = Math.max(v1.length, v2.length)
    for (let i = 0; i < len; i++) {
        let n1 = parseInt(v1[i] || "0")
        let n2 = parseInt(v2[i] || "0")
        if (n1 > n2) {
            return 1
        } else if (n1 < n2) {
            return -1
        }
    }
    return 0
}

/** 判断版本是否大于最小版本（给定版本 >= 目标版本）
 * 如果版本为空，则算做为 0
 * @example
 * let ver = "2.0"
 * versionMin("2.0", ver) // true
 * versionMin("2.0.0", ver) // true
 * versionMin("1.0.0", ver) // false
 */
export function versionMin(
    baseVersion: string | number | undefined | null,
    nowVersion: string | number | undefined | null
) {
    return versionCompare(nowVersion, baseVersion) >= 0
}

/** 判断版本是否小于最大版本（给定版本 <= 目标版本）
 * 如果版本为空，则算做为 0
 * @example
 * let ver = "2.0"
 * versionMax("2.0", ver) // true
 * versionMax("2.0.0", ver) // true
 * versionMax("1.0.0", ver) // false
 */

export function versionMax(
    baseVersion: string | number | undefined | null,
    nowVersion: string | number | undefined | null
) {
    return versionCompare(nowVersion, baseVersion) <= 0
}