git-project-manager/internal/gitlab/gitlab.go
2023-12-08 23:13:17 -05:00

166 lines
3.7 KiB
Go

package gitlab
import (
"context"
"fmt"
"strings"
"time"
"github.com/xanzy/go-gitlab"
)
const defProjectsPerPage = 30
type Client struct {
Ctx context.Context
gitlab *gitlab.Client
}
type Project struct {
ID int
Description string
SSHURLToRepo string
HTTPURLToRepo string
WebURL string
Name string
NameWithNamespace string
Path string
PathWithNamespace string
AvatarURL string
LastActivityAt time.Time
}
type User struct {
ID int
Username string
Email string
Name string
AvatarURL string
}
type ProgressInfo struct {
ProgressChan chan Progress
ProjectsChan chan []*Project
ErrorChan chan error
DoneChan chan interface{}
}
type Progress struct {
Page int
Pages int
Projects int
TotalProjects int
}
func (p *Project) String() string {
return fmt.Sprintf("%s (%s)", p.Path, p.PathWithNamespace)
}
func (p *Project) SanitizedPath() string {
return strings.Trim(p.PathWithNamespace, " '\"%<>|`")
}
// Given there may be thousands of projects, this will return
// channels that stream progress info and then finally the full
// list of projects on separate channels
func (c *Client) StreamProjects() *ProgressInfo {
pi := &ProgressInfo{
ProgressChan: make(chan Progress),
ProjectsChan: make(chan []*Project),
ErrorChan: make(chan error),
DoneChan: make(chan interface{}),
}
go c.streamProjects(pi)
return pi
}
func (c *Client) streamProjects(pi *ProgressInfo) {
defer close(pi.ProgressChan)
defer close(pi.ProjectsChan)
listOpts := &gitlab.ListProjectsOptions{
ListOptions: gitlab.ListOptions{
PerPage: defProjectsPerPage,
Page: 1,
},
Archived: new(bool),
Owned: gitlab.Ptr[bool](true),
}
var numProjects int
for {
projects, resp, err := c.ListProjects(listOpts)
// We're done when we have it all or our context is done
if c.Ctx.Err() != nil || resp.NextPage == 0 {
pi.DoneChan <- nil
break
}
if err != nil {
pi.ErrorChan <- err
}
numProjects += len(projects)
pi.ProjectsChan <- projects
pi.ProgressChan <- Progress{
Page: resp.CurrentPage,
Pages: resp.TotalPages,
Projects: numProjects,
TotalProjects: resp.TotalItems,
}
listOpts.Page = resp.NextPage
}
}
// Returns a list of projects along with the next page and an error
// if there was an error
func (c *Client) ListProjects(opts *gitlab.ListProjectsOptions) (
[]*Project, *gitlab.Response, error) {
pList := make([]*Project, 0)
projects, resp, err := c.gitlab.Projects.ListProjects(
opts,
gitlab.WithContext(c.Ctx),
)
if err == nil {
pList = append(pList, c.handleProjects(projects)...)
}
return pList, resp, err
}
func (c *Client) handleProjects(projects []*gitlab.Project) []*Project {
// Opportunity to perform any filtering or additional lookups
// on a per-project basis
pList := make([]*Project, 0, len(projects))
for _, project := range projects {
p := &Project{
ID: project.ID,
Description: project.Description,
SSHURLToRepo: project.SSHURLToRepo,
HTTPURLToRepo: project.HTTPURLToRepo,
WebURL: project.WebURL,
Name: project.Name,
NameWithNamespace: project.NameWithNamespace,
Path: project.Path,
PathWithNamespace: project.PathWithNamespace,
LastActivityAt: *project.LastActivityAt,
}
pList = append(pList, p)
}
return pList
}
func NewGitlabClient(ctx context.Context, host, token string) (*Client, error) {
client, err := gitlab.NewClient(token, gitlab.WithBaseURL(host))
if err != nil {
return nil, err
}
gitlabClient := &Client{
Ctx: ctx,
gitlab: client,
}
return gitlabClient, nil
}