package middleware

import (
	"net/http"
	"time"
)

type GetCookieDomainFunc func(r *http.Request) (string, error)

func defaultGetCookieDomain(r *http.Request) (string, error) {
	return "", nil
}

type DefaultUserOptions struct {
	GetCookieDomain      GetCookieDomainFunc
	CookieDuration       time.Duration
	Tenant               string
	Entrypoint           string
	Role                 string
	Issuer               string
	GetPreferredUsername func(r *http.Request) (string, error)
	GetSubject           func(r *http.Request) (string, error)
}

type DefaultUserOptionFunc func(opts *DefaultUserOptions)

func defaultUserOptions() *DefaultUserOptions {
	return &DefaultUserOptions{
		GetCookieDomain:      defaultGetCookieDomain,
		CookieDuration:       24 * time.Hour,
		Tenant:               "",
		Entrypoint:           "",
		Role:                 "",
		GetSubject:           getAnonymousSubject,
		GetPreferredUsername: getAnonymousPreferredUsername,
	}
}

func WithCookieOptions(getCookieDomain GetCookieDomainFunc, duration time.Duration) DefaultUserOptionFunc {
	return func(opts *DefaultUserOptions) {
		opts.GetCookieDomain = getCookieDomain
		opts.CookieDuration = duration
	}
}

func WithTenant(tenant string) DefaultUserOptionFunc {
	return func(opts *DefaultUserOptions) {
		opts.Tenant = tenant
	}
}

func WithEntrypoint(entrypoint string) DefaultUserOptionFunc {
	return func(opts *DefaultUserOptions) {
		opts.Entrypoint = entrypoint
	}
}

func WithRole(role string) DefaultUserOptionFunc {
	return func(opts *DefaultUserOptions) {
		opts.Role = role
	}
}