func CreateIssue()

in pkg/github/issues.go [312:431]
105 lines of code
14 McCabe index (conditional complexity)

func CreateIssue(getClient GetClientFn, t translations.TranslationHelperFunc) (tool mcp.Tool, handler server.ToolHandlerFunc) {
	return mcp.NewTool("create_issue",
			mcp.WithDescription(t("TOOL_CREATE_ISSUE_DESCRIPTION", "Create a new issue in a GitHub repository.")),
			mcp.WithToolAnnotation(mcp.ToolAnnotation{
				Title:        t("TOOL_CREATE_ISSUE_USER_TITLE", "Open new issue"),
				ReadOnlyHint: false,
			}),
			mcp.WithString("owner",
				mcp.Required(),
				mcp.Description("Repository owner"),
			),
			mcp.WithString("repo",
				mcp.Required(),
				mcp.Description("Repository name"),
			),
			mcp.WithString("title",
				mcp.Required(),
				mcp.Description("Issue title"),
			),
			mcp.WithString("body",
				mcp.Description("Issue body content"),
			),
			mcp.WithArray("assignees",
				mcp.Description("Usernames to assign to this issue"),
				mcp.Items(
					map[string]interface{}{
						"type": "string",
					},
				),
			),
			mcp.WithArray("labels",
				mcp.Description("Labels to apply to this issue"),
				mcp.Items(
					map[string]interface{}{
						"type": "string",
					},
				),
			),
			mcp.WithNumber("milestone",
				mcp.Description("Milestone number"),
			),
		),
		func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
			owner, err := requiredParam[string](request, "owner")
			if err != nil {
				return mcp.NewToolResultError(err.Error()), nil
			}
			repo, err := requiredParam[string](request, "repo")
			if err != nil {
				return mcp.NewToolResultError(err.Error()), nil
			}
			title, err := requiredParam[string](request, "title")
			if err != nil {
				return mcp.NewToolResultError(err.Error()), nil
			}

			// Optional parameters
			body, err := OptionalParam[string](request, "body")
			if err != nil {
				return mcp.NewToolResultError(err.Error()), nil
			}

			// Get assignees
			assignees, err := OptionalStringArrayParam(request, "assignees")
			if err != nil {
				return mcp.NewToolResultError(err.Error()), nil
			}

			// Get labels
			labels, err := OptionalStringArrayParam(request, "labels")
			if err != nil {
				return mcp.NewToolResultError(err.Error()), nil
			}

			// Get optional milestone
			milestone, err := OptionalIntParam(request, "milestone")
			if err != nil {
				return mcp.NewToolResultError(err.Error()), nil
			}

			var milestoneNum *int
			if milestone != 0 {
				milestoneNum = &milestone
			}

			// Create the issue request
			issueRequest := &github.IssueRequest{
				Title:     github.Ptr(title),
				Body:      github.Ptr(body),
				Assignees: &assignees,
				Labels:    &labels,
				Milestone: milestoneNum,
			}

			client, err := getClient(ctx)
			if err != nil {
				return nil, fmt.Errorf("failed to get GitHub client: %w", err)
			}
			issue, resp, err := client.Issues.Create(ctx, owner, repo, issueRequest)
			if err != nil {
				return nil, fmt.Errorf("failed to create issue: %w", err)
			}
			defer func() { _ = resp.Body.Close() }()

			if resp.StatusCode != http.StatusCreated {
				body, err := io.ReadAll(resp.Body)
				if err != nil {
					return nil, fmt.Errorf("failed to read response body: %w", err)
				}
				return mcp.NewToolResultError(fmt.Sprintf("failed to create issue: %s", string(body))), nil
			}

			r, err := json.Marshal(issue)
			if err != nil {
				return nil, fmt.Errorf("failed to marshal response: %w", err)
			}

			return mcp.NewToolResultText(string(r)), nil
		}
}