protonmail: add Client.GetConversation

protonmail/conversations.go

@@ -0,0 +1,44 @@
+package protonmail
+
+import (
+	"net/http"
+	"net/url"
+)
+
+type Conversation struct {
+	ID             string
+	Order          int64
+	Subject        string
+	Senders        []*MessageAddress
+	Recipients     []*MessageAddress
+	NumMessages    int
+	NumUnread      int
+	NumAttachments int
+	ExpirationTime Timestamp
+	TotalSize      int64
+	AddressID      string
+	LabelIDs       []string
+}
+
+func (c *Client) GetConversation(id, msgID string) (*Conversation, []*Message, error) {
+	v := url.Values{}
+	if msgID != "" {
+		v.Set("MessageID", msgID)
+	}
+
+	req, err := c.newRequest(http.MethodGet, "/conversations/"+id+"?"+v.Encode(), nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	var respData struct {
+		resp
+		Conversation *Conversation
+		Messages     []*Message
+	}
+	if err := c.doJSON(req, &respData); err != nil {
+		return nil, nil, err
+	}
+
+	return respData.Conversation, respData.Messages, nil
+}