// Copyright (c) 2019-2024 Alexander Medvednikov. All rights reserved.
// Use of this source code is governed by an MIT license
// that can be found in the LICENSE file.
module http

// The versions listed here are the most common ones.
pub enum Version {
    unknown
    v1_1
    v2_0
    v1_0
}

pub fn (v Version) str() string {
    return match v {
        .v1_1 { 'HTTP/1.1' }
        .v2_0 { 'HTTP/2.0' }
        .v1_0 { 'HTTP/1.0' }
        .unknown { 'unknown' }
    }
}

pub fn version_from_str(v string) Version {
    // println('VERSION FROM STR v="${v.to_lower()}"')
    return match v.to_lower() {
        'http/1.1' { Version.v1_1 }
        'http/2.0' { Version.v2_0 }
        'http/1.0' { Version.v1_0 }
        else { Version.unknown }
    }
}

// protos returns the version major and minor numbers
pub fn (v Version) protos() (int, int) {
    match v {
        .v1_1 { return 1, 1 }
        .v2_0 { return 2, 0 }
        .v1_0 { return 1, 0 }
        .unknown { return 0, 0 }
    }
}