feat: partially added DMails into the Builder

pkg/e621/builder/dmail.go

@@ -0,0 +1,79 @@
+package builder
+
+import (
+	"context"
+	"strconv"
+
+	"git.dragse.it/anthrove/e621-sdk-go/pkg/e621/endpoints"
+	"git.dragse.it/anthrove/e621-sdk-go/pkg/e621/model"
+	"git.dragse.it/anthrove/e621-sdk-go/pkg/e621/utils"
+)
+
+type DMailsBuilder interface {
+	ByTitle(title string) DMailsBuilder
+	ByBody(body string) DMailsBuilder
+	ByToName(toName string) DMailsBuilder
+	ByFromName(fromName string) DMailsBuilder
+	SetLimit(limit int) DMailsBuilder
+	PageNumber(number int) DMailsBuilder
+	Execute() ([]model.DMail, error)
+}
+
+type getDMails struct {
+	requestContext model.RequestContext
+	query          map[string]string
+	id             int
+}
+
+func NewGetDMailsBuilder(requestContext model.RequestContext) DMailsBuilder {
+	dMailsBuilder := &getDMails{
+		requestContext: requestContext,
+		query:          make(map[string]string),
+	}
+
+	return dMailsBuilder.SetLimit(utils.E621_MAX_POST_COUNT)
+}
+
+func (g getDMails) ByTitle(title string) DMailsBuilder {
+	g.query["title_matches"] = title
+	return g
+}
+
+func (g getDMails) ByBody(body string) DMailsBuilder {
+	g.query["message_matches"] = body
+	return g
+}
+
+func (g getDMails) ByToName(toName string) DMailsBuilder {
+	g.query["to_name"] = toName
+	return g
+}
+
+func (g getDMails) ByFromName(fromName string) DMailsBuilder {
+	g.query["from_name"] = fromName
+	return g
+}
+
+func (g getDMails) SetLimit(limit int) DMailsBuilder {
+	g.query["limit"] = strconv.Itoa(limit)
+	return g
+}
+
+func (g getDMails) PageNumber(number int) DMailsBuilder {
+	g.query["page"] = strconv.Itoa(number)
+	return g
+}
+
+func (g getDMails) Execute() ([]model.DMail, error) {
+	if g.requestContext.RateLimiter != nil {
+		err := g.requestContext.RateLimiter.Wait(context.Background())
+		if err != nil {
+			return nil, err
+		}
+	}
+	favorites, err := endpoints.GetAllDmails(g.requestContext, g.query)
+	if err != nil {
+		return nil, err
+	}
+	return favorites, nil
+}