import type { GirConstantElement } from './types/index.js'

export class LibraryVersion {
    major: number | undefined
    minor: number | undefined
    patch: number | undefined

    constructor(constants: GirConstantElement[] = [], version = '0.0.0') {
        const [_major, _minor, _micro] = version.split('.').filter((v) => v != '')
        if (_major) {
            this.major = Number(_major) || undefined
        }
        if (_minor) {
            this.minor = Number(_minor) || undefined
        }
        if (_micro) {
            this.patch = Number(_micro) || undefined
        }

        for (const constant of constants) {
            if (constant.$.name === 'MAJOR_VERSION' || (constant.$.name === 'VERSION_MAJOR' && constant.$.value)) {
                this.major = Number(constant.$.value) || undefined
            }
            if (constant.$.name === 'MINOR_VERSION' || (constant.$.name === 'VERSION_MINOR' && constant.$.value)) {
                this.minor = Number(constant.$.value) || undefined
            }
            if (constant.$.name === 'MICRO_VERSION' || (constant.$.name === 'VERSION_MICRO' && constant.$.value)) {
                this.patch = Number(constant.$.value) || undefined
            }
        }
    }

    toString() {
        return `${this.major || '0'}.${this.minor || '0'}.${this.patch || '0'}`
    }
}