Add ComponentService to allow creation of Components

component.go

@@ -0,0 +1,67 @@
+package jira
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+)
+
+// ComponentService handles components for the JIRA instance / API.
+//
+// JIRA API docs: https://docs.atlassian.com/software/jira/docs/api/REST/7.10.1/#api/2/component
+type ComponentService struct {
+	client *Client
+}
+
+// CreateComponentOptions are passed to the ComponentService.Create function to create a new JIRA component
+type CreateComponentOptions struct {
+	Name         string
+	Description  string
+	LeadUserName string
+	AssigneeType string
+	Lead         *User
+	Assignee     *User
+	Project      string
+	ProjectID    *int
+}
+
+// FullComponent is a JIRA component with all details filled in
+type FullComponent struct {
+	Name                string `json:"name,omitempty" structs:"name,omitempty"`
+	Description         string `json:"description,omitempty" structs:"description,omitempty"`
+	Lead                *User  `json:"lead,omitempty" structs:"lead,omitempty"`
+	Assignee            *User  `json:"assignee,omitempty" structs:"assignee,omitempty"`
+	LeadUserName        string `json:"leadUserName,omitempty" structs:"leadUserName,omitempty"`
+	AssigneeType        string `json:"assigneeType,omitempty" structs:"assigneeType,omitempty"`
+	RealAssigneeType    string `json:"realAssigneeType,omitempty" structs:"realAssigneeType,omitempty"`
+	RealAssignee        *User  `json:"realAssignee,omitempty" structs:"realAssignee,omitempty"`
+	IsAssigneeTypeValid bool   `json:"isAssigneeTypeValid,omitempty" structs:"isAssigneeTypeValid,omitempty"`
+	Project             string `json:"project,omitempty" structs:"project,omitempty"`
+	ProjectID           int    `json:"projectId,omitempty" structs:"projectId,omitempty"`
+}
+
+// Create creates a new JIRA component based on the given options.
+func (s *ComponentService) Create(options *CreateComponentOptions) (*FullComponent, *Response, error) {
+	apiEndpoint := "rest/api/2/component"
+	req, err := s.client.NewRequest("POST", apiEndpoint, options)
+	if err != nil {
+		return nil, nil, err
+	}
+	resp, err := s.client.Do(req, nil)
+	if err != nil {
+		// incase of error return the resp for further inspection
+		return nil, resp, err
+	}
+
+	component := new(FullComponent)
+	defer resp.Body.Close()
+	data, err := ioutil.ReadAll(resp.Body)
+	if err != nil {
+		return nil, resp, fmt.Errorf("Could not read the returned data")
+	}
+	err = json.Unmarshal(data, component)
+	if err != nil {
+		return nil, resp, fmt.Errorf("Could not unmarshall the data into struct")
+	}
+	return component, resp, nil
+}