feat: Add ResolutionService to retrieve resolutions

resolution.go

@@ -0,0 +1,35 @@
+package jira
+
+// ResolutionService handles resolutions for the JIRA instance / API.
+//
+// JIRA API docs: https://developer.atlassian.com/cloud/jira/platform/rest/#api-Resolution
+type ResolutionService struct {
+	client *Client
+}
+
+// Resolution represents a resolution of a JIRA issue.
+// Typical types are "Fixed", "Suspended", "Won't Fix", ...
+type Resolution struct {
+	Self        string `json:"self" structs:"self"`
+	ID          string `json:"id" structs:"id"`
+	Description string `json:"description" structs:"description"`
+	Name        string `json:"name" structs:"name"`
+}
+
+// GetList gets all resolutions from JIRA
+//
+// JIRA API docs: https://developer.atlassian.com/cloud/jira/platform/rest/#api-api-2-resolution-get
+func (s *ResolutionService) GetList() ([]Resolution, *Response, error) {
+	apiEndpoint := "rest/api/2/resolution"
+	req, err := s.client.NewRequest("GET", apiEndpoint, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	resolutionList := []Resolution{}
+	resp, err := s.client.Do(req, &resolutionList)
+	if err != nil {
+		return nil, resp, NewJiraError(resp, err)
+	}
+	return resolutionList, resp, nil
+}