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package api
import (
"context"
"encoding/base64"
"fmt"
"strconv"
"strings"
"time"
"github.com/cli/cli/internal/ghrepo"
"github.com/shurcooL/githubv4"
)
type IssuesPayload struct {
Assigned IssuesAndTotalCount
Mentioned IssuesAndTotalCount
Authored IssuesAndTotalCount
}
type IssuesAndTotalCount struct {
Issues []Issue
TotalCount int
}
type Issue struct {
ID string
Number int
Title string
URL string
State string
Closed bool
Body string
CreatedAt time.Time
UpdatedAt time.Time
Comments struct {
TotalCount int
}
Author struct {
Login string
}
Assignees struct {
Nodes []struct {
Login string
}
TotalCount int
}
Labels struct {
Nodes []struct {
Name string
}
TotalCount int
}
ProjectCards struct {
Nodes []struct {
Project struct {
Name string
}
Column struct {
Name string
}
}
TotalCount int
}
Milestone struct {
Title string
}
}
type IssuesDisabledError struct {
error
}
const fragments = `
fragment issue on Issue {
number
title
url
state
updatedAt
labels(first: 3) {
nodes {
name
}
totalCount
}
}
`
// IssueCreate creates an issue in a GitHub repository
func IssueCreate(client *Client, repo *Repository, params map[string]interface{}) (*Issue, error) {
query := `
mutation IssueCreate($input: CreateIssueInput!) {
createIssue(input: $input) {
issue {
url
}
}
}`
inputParams := map[string]interface{}{
"repositoryId": repo.ID,
}
for key, val := range params {
inputParams[key] = val
}
variables := map[string]interface{}{
"input": inputParams,
}
result := struct {
CreateIssue struct {
Issue Issue
}
}{}
err := client.GraphQL(repo.RepoHost(), query, variables, &result)
if err != nil {
return nil, err
}
return &result.CreateIssue.Issue, nil
}
func IssueStatus(client *Client, repo ghrepo.Interface, currentUsername string) (*IssuesPayload, error) {
type response struct {
Repository struct {
Assigned struct {
TotalCount int
Nodes []Issue
}
Mentioned struct {
TotalCount int
Nodes []Issue
}
Authored struct {
TotalCount int
Nodes []Issue
}
HasIssuesEnabled bool
}
}
query := fragments + `
query IssueStatus($owner: String!, $repo: String!, $viewer: String!, $per_page: Int = 10) {
repository(owner: $owner, name: $repo) {
hasIssuesEnabled
assigned: issues(filterBy: {assignee: $viewer, states: OPEN}, first: $per_page, orderBy: {field: UPDATED_AT, direction: DESC}) {
totalCount
nodes {
...issue
}
}
mentioned: issues(filterBy: {mentioned: $viewer, states: OPEN}, first: $per_page, orderBy: {field: UPDATED_AT, direction: DESC}) {
totalCount
nodes {
...issue
}
}
authored: issues(filterBy: {createdBy: $viewer, states: OPEN}, first: $per_page, orderBy: {field: UPDATED_AT, direction: DESC}) {
totalCount
nodes {
...issue
}
}
}
}`
variables := map[string]interface{}{
"owner": repo.RepoOwner(),
"repo": repo.RepoName(),
"viewer": currentUsername,
}
var resp response
err := client.GraphQL(repo.RepoHost(), query, variables, &resp)
if err != nil {
return nil, err
}
if !resp.Repository.HasIssuesEnabled {
return nil, fmt.Errorf("the '%s' repository has disabled issues", ghrepo.FullName(repo))
}
payload := IssuesPayload{
Assigned: IssuesAndTotalCount{
Issues: resp.Repository.Assigned.Nodes,
TotalCount: resp.Repository.Assigned.TotalCount,
},
Mentioned: IssuesAndTotalCount{
Issues: resp.Repository.Mentioned.Nodes,
TotalCount: resp.Repository.Mentioned.TotalCount,
},
Authored: IssuesAndTotalCount{
Issues: resp.Repository.Authored.Nodes,
TotalCount: resp.Repository.Authored.TotalCount,
},
}
return &payload, nil
}
func IssueList(client *Client, repo ghrepo.Interface, state string, labels []string, assigneeString string, limit int, authorString string, mentionString string, milestoneString string) (*IssuesAndTotalCount, error) {
var states []string
switch state {
case "open", "":
states = []string{"OPEN"}
case "closed":
states = []string{"CLOSED"}
case "all":
states = []string{"OPEN", "CLOSED"}
default:
return nil, fmt.Errorf("invalid state: %s", state)
}
query := fragments + `
query IssueList($owner: String!, $repo: String!, $limit: Int, $endCursor: String, $states: [IssueState!] = OPEN, $labels: [String!], $assignee: String, $author: String, $mention: String, $milestone: String) {
repository(owner: $owner, name: $repo) {
hasIssuesEnabled
issues(first: $limit, after: $endCursor, orderBy: {field: CREATED_AT, direction: DESC}, states: $states, labels: $labels, filterBy: {assignee: $assignee, createdBy: $author, mentioned: $mention, milestone: $milestone}) {
totalCount
nodes {
...issue
}
pageInfo {
hasNextPage
endCursor
}
}
}
}
`
variables := map[string]interface{}{
"owner": repo.RepoOwner(),
"repo": repo.RepoName(),
"states": states,
}
if len(labels) > 0 {
variables["labels"] = labels
}
if assigneeString != "" {
variables["assignee"] = assigneeString
}
if authorString != "" {
variables["author"] = authorString
}
if mentionString != "" {
variables["mention"] = mentionString
}
if milestoneString != "" {
var milestone *RepoMilestone
if milestoneNumber, err := strconv.ParseInt(milestoneString, 10, 32); err == nil {
milestone, err = MilestoneByNumber(client, repo, int32(milestoneNumber))
if err != nil {
return nil, err
}
} else {
milestone, err = MilestoneByTitle(client, repo, "all", milestoneString)
if err != nil {
return nil, err
}
}
milestoneRESTID, err := milestoneNodeIdToDatabaseId(milestone.ID)
if err != nil {
return nil, err
}
variables["milestone"] = milestoneRESTID
}
type responseData struct {
Repository struct {
Issues struct {
TotalCount int
Nodes []Issue
PageInfo struct {
HasNextPage bool
EndCursor string
}
}
HasIssuesEnabled bool
}
}
var issues []Issue
var totalCount int
pageLimit := min(limit, 100)
loop:
for {
var response responseData
variables["limit"] = pageLimit
err := client.GraphQL(repo.RepoHost(), query, variables, &response)
if err != nil {
return nil, err
}
if !response.Repository.HasIssuesEnabled {
return nil, fmt.Errorf("the '%s' repository has disabled issues", ghrepo.FullName(repo))
}
totalCount = response.Repository.Issues.TotalCount
for _, issue := range response.Repository.Issues.Nodes {
issues = append(issues, issue)
if len(issues) == limit {
break loop
}
}
if response.Repository.Issues.PageInfo.HasNextPage {
variables["endCursor"] = response.Repository.Issues.PageInfo.EndCursor
pageLimit = min(pageLimit, limit-len(issues))
} else {
break
}
}
res := IssuesAndTotalCount{Issues: issues, TotalCount: totalCount}
return &res, nil
}
func IssueByNumber(client *Client, repo ghrepo.Interface, number int) (*Issue, error) {
type response struct {
Repository struct {
Issue Issue
HasIssuesEnabled bool
}
}
query := `
query IssueByNumber($owner: String!, $repo: String!, $issue_number: Int!) {
repository(owner: $owner, name: $repo) {
hasIssuesEnabled
issue(number: $issue_number) {
id
title
state
closed
body
author {
login
}
comments {
totalCount
}
number
url
createdAt
assignees(first: 100) {
nodes {
login
}
totalCount
}
labels(first: 100) {
nodes {
name
}
totalCount
}
projectCards(first: 100) {
nodes {
project {
name
}
column {
name
}
}
totalCount
}
milestone{
title
}
}
}
}`
variables := map[string]interface{}{
"owner": repo.RepoOwner(),
"repo": repo.RepoName(),
"issue_number": number,
}
var resp response
err := client.GraphQL(repo.RepoHost(), query, variables, &resp)
if err != nil {
return nil, err
}
if !resp.Repository.HasIssuesEnabled {
return nil, &IssuesDisabledError{fmt.Errorf("the '%s' repository has disabled issues", ghrepo.FullName(repo))}
}
return &resp.Repository.Issue, nil
}
func IssueClose(client *Client, repo ghrepo.Interface, issue Issue) error {
var mutation struct {
CloseIssue struct {
Issue struct {
ID githubv4.ID
}
} `graphql:"closeIssue(input: $input)"`
}
variables := map[string]interface{}{
"input": githubv4.CloseIssueInput{
IssueID: issue.ID,
},
}
gql := graphQLClient(client.http, repo.RepoHost())
err := gql.MutateNamed(context.Background(), "IssueClose", &mutation, variables)
if err != nil {
return err
}
return nil
}
func IssueReopen(client *Client, repo ghrepo.Interface, issue Issue) error {
var mutation struct {
ReopenIssue struct {
Issue struct {
ID githubv4.ID
}
} `graphql:"reopenIssue(input: $input)"`
}
variables := map[string]interface{}{
"input": githubv4.ReopenIssueInput{
IssueID: issue.ID,
},
}
gql := graphQLClient(client.http, repo.RepoHost())
err := gql.MutateNamed(context.Background(), "IssueReopen", &mutation, variables)
return err
}
// milestoneNodeIdToDatabaseId extracts the REST Database ID from the GraphQL Node ID
// This conversion is necessary since the GraphQL API requires the use of the milestone's database ID
// for querying the related issues.
func milestoneNodeIdToDatabaseId(nodeId string) (string, error) {
// The Node ID is Base64 obfuscated, with an underlying pattern:
// "09:Milestone12345", where "12345" is the database ID
decoded, err := base64.StdEncoding.DecodeString(nodeId)
if err != nil {
return "", err
}
splitted := strings.Split(string(decoded), "Milestone")
if len(splitted) != 2 {
return "", fmt.Errorf("couldn't get database id from node id")
}
return splitted[1], nil
}