import * from "../config.ab"
import * from "../git/branch.ab"

fun branch(feature: Text): Text {
    let prefix = get_feature_prefix()

    return "{prefix}{feature}"
}

fun feature_start(feature: Text, description: Text): Null {
    let branch = branch(feature)

    unsafe branch_create(branch, get_dev_branch())
    unsafe branch_set_description(branch, description)
}

fun feature_checkout(feature: Text): Null {
    unsafe branch_checkout(branch(feature))
}

fun feature_publish(feature: Text): Null {
    unsafe branch_push(
        branch(feature), 
        get_push_remote()
    )
}

fun feature_finish(feature: Text): Null {
    echo "Finish feature {feature}"
}

fun feature_delete(feature: Text): Null {
    let dev_branch = get_dev_branch()
    let branch = branch(feature)

    if branch_get_current() == dev_branch {
        branch_checkout(dev_branch)
    }

    branch_delete(branch)
}

fun feature_rebase(feature: Text): Null {
    echo "Rebase feature {feature}"
}

fun help(args: [Text]): Null {
    echo "Feature help"
}

pub fun feature_cmd(args: [Text]): Null {
    let cmd = args[1]
    let feature = args[2]

    if {
        cmd == "": help(args)
        cmd == "start": feature_start(feature, args[3])
        cmd == "checkout": feature_checkout(feature)
        cmd == "publish": feature_publish(feature)
        cmd == "finish": feature_finish(feature)
        cmd == "rebase": feature_rebase(feature)
        cmd == "delete": feature_delete(feature)
        else: echo "Unknown command feature '{cmd}'"
    }
}