// Package gitea is a small read-mostly client for the Gitea REST API covering
// the endpoints teabot needs: listing issues, pull requests, and comments.
package gitea

import "time"

// User is the subset of a Gitea user teabot cares about.
type User struct {
	Login string `json:"login"`
	ID    int64  `json:"id"`
}

// Issue represents a Gitea issue. Gitea's issues endpoint also returns pull
// requests; the PullRequest field is non-nil for those.
type Issue struct {
	ID          int64           `json:"id"`
	Index       int64           `json:"number"`
	Title       string          `json:"title"`
	Body        string          `json:"body"`
	State       string          `json:"state"`
	Poster      User            `json:"user"`
	CreatedAt   time.Time       `json:"created_at"`
	UpdatedAt   time.Time       `json:"updated_at"`
	HTMLURL     string          `json:"html_url"`
	PullRequest *PullRequestRef `json:"pull_request,omitempty"`
}

// IsPull reports whether this issue is actually a pull request.
func (i Issue) IsPull() bool { return i.PullRequest != nil }

// PullRequestRef is the marker Gitea attaches to issues that are PRs.
type PullRequestRef struct {
	Merged bool `json:"merged"`
}

// PullRequest represents a Gitea pull request.
type PullRequest struct {
	ID        int64     `json:"id"`
	Index     int64     `json:"number"`
	Title     string    `json:"title"`
	Body      string    `json:"body"`
	State     string    `json:"state"`
	Poster    User      `json:"user"`
	CreatedAt time.Time `json:"created_at"`
	UpdatedAt time.Time `json:"updated_at"`
	HTMLURL   string    `json:"html_url"`
	Head      Branch    `json:"head"`
	Base      Branch    `json:"base"`
}

// Branch is one side of a pull request.
type Branch struct {
	Ref string `json:"ref"`
	Sha string `json:"sha"`
}

// Comment is a comment on an issue or pull request.
type Comment struct {
	ID       int64     `json:"id"`
	Body     string    `json:"body"`
	Poster   User      `json:"user"`
	Created  time.Time `json:"created_at"`
	Updated  time.Time `json:"updated_at"`
	HTMLURL  string    `json:"html_url"`
	IssueURL string    `json:"issue_url"`
	PRURL    string    `json:"pull_request_url"`
}