1 files changed, 74 insertions, 3 deletions
diff --git a/internal/url/addr.go b/internal/url/addr.go
index 555a596..e69d200 100644
--- a/internal/url/addr.go
+++ b/internal/url/addr.go
@@ -1,16 +1,63 @@
 package url
 
 import (
+	"encoding/json"
 	"errors"
+	"fmt"
 	"strings"
+	"time"
 )
 
 type Websites_t []string
 
 type UserParams struct {
-	Websites Websites_t
-	Timeout  int
-	Retry    bool
+	Websites Websites_t    `json:"websites"`
+	Timeout  time.Duration `json:"timeout"`
+	Retry    int8          `json:"retry"`
+}
+
+type options struct {
+	websites Websites_t
+	timeout  time.Duration
+	retry    int8
+}
+
+func NewUserParams(opts ...func(*options)) *UserParams {
+	// will fail on default, but allows for just setting
+	// websites field without worrying about other opts
+	o := options{
+		websites: nil,
+		timeout:  1 * time.Hour,
+		retry:    5,
+	}
+
+	for _, opt := range opts {
+		opt(&o)
+	}
+
+	return &UserParams{
+		Websites: o.websites,
+		Timeout:  o.timeout,
+		Retry:    o.retry,
+	}
+}
+
+func WithWebsites(w Websites_t) func(*options) {
+	return func(o *options) {
+		o.websites = w
+	}
+}
+
+func WithTimeout(t time.Duration) func(*options) {
+	return func(o *options) {
+		o.timeout = t
+	}
+}
+
+func WithRetry(r int8) func(*options) {
+	return func(o *options) {
+		o.retry = r
+	}
 }
 
 func (u *UserParams) NewWebsite(w string) (*Websites_t, error) {
@@ -30,3 +77,27 @@ func (u *UserParams) GetWebsites() (*Websites_t, error) {
 
 	return &(*u).Websites, nil
 }
+
+func (u *UserParams) Package() ([]byte, error) {
+	// turn struct values into json byte array for child proc
+	if u == nil {
+		return nil, errors.New("package: userparams is not initialized")
+	} else if (*u).Websites == nil {
+		return nil, errors.New("package: websites empty")
+	}
+
+	packed, err := json.Marshal(u)
+	if err != nil {
+		return nil, err
+	}
+
+	return packed, nil
+}
+
+// TODO: deconstruct opts into a string for relay to chld proc cmd
+func (u *UserParams) DeconstructOpts() (string, error) {
+	if (*u).Retry == 0 || (*u).Timeout == 0 || (*u).Websites == nil {
+		return "", errors.New("deconstructopts: one or more options are nil")
+	}
+	return fmt.Sprintf("websites=[],timeout=%v,retry=%d", (*u).Timeout, (*u).Retry), nil
+}