package containers

import "fmt"

// Option allows controlling behavior for working with container_push targets.
type Option func(*options)

// Insecure adds a flag to rules_docker container_push targets to allow HTTP
// repositories.
func Insecure(opts *options) {
	opts.insecure = true
}

// ToRepository overrides the destination repository set on the container_push
// rule(s).
func ToRepository(r string) Option {
	return func(opts *options) {
		opts.registry = r
	}
}

func makeOptions(o ...Option) *options {
	options := &options{}
	for _, option := range o {
		option(options)
	}
	return options
}

type options struct {
	insecure bool
	registry string
}

// args generates CLI arguments to pass to Bazel
func (o options) args() []string {
	var args []string
	if o.registry != "" {
		args = append(args,
			fmt.Sprintf("%s=%s", workloadsRepoFlag, o.registry),
			fmt.Sprintf("%s=%s", thirdPartyRepoFlag, o.registry),
		)
	}
	if o.insecure {
		args = append(args, "--", fmt.Sprintf("--%s=true", insecureFlag))
	}

	return args
}