github

type CheckStatus struct {
	State   string // "success", "failure", "pending", "error"
	Summary string // e.g., "3/3 checks passed"
}

type Client struct {
	// contains filtered or unexported fields
}

type ClientInterface interface {
	// CreatePR creates a new pull request
	CreatePR(title, body, head, base string, draft bool) (*PR, error)

	// GetPR gets a PR by number
	GetPR(number int) (*PR, error)

	// GetPRByBranch gets a PR by its head branch name
	GetPRByBranch(branch string) (*PR, error)

	// GetPRChecks gets the CI check status for a PR
	GetPRChecks(number int) (*CheckStatus, error)

	// UpdatePR updates a PR's body
	UpdatePR(number int, body string) error

	// UpdatePRBase updates a PR's base branch
	UpdatePRBase(number int, base string) error

	// ListOpenPRs returns all open PRs in the repository
	ListOpenPRs() ([]OpenPR, error)

	// MergePR merges a pull request using the specified method
	MergePR(number int, method string, deleteRemoteBranch bool) error

	// SetPRDraft marks a PR as draft
	SetPRDraft(number int) error

	// SetPRReady marks a draft PR as ready for review
	SetPRReady(number int) error

	// UpdateStackDescription updates PR descriptions with stack info
	UpdateStackDescription(stack *config.Stack, currentBranch string) error
}

type OpenPR struct {
	Number int    `json:"number"`
	Title  string `json:"title"`
	Branch string `json:"headRefName"`
	Author string `json:"author"`
	URL    string `json:"url"`
}

type PR struct {
	Number      int    `json:"number"`
	URL         string `json:"url"`
	Title       string `json:"title"`
	Body        string `json:"body"`
	State       string `json:"state"`
	Base        string `json:"baseRefName"`
	Head        string `json:"headRefName"`
	MergedAt    string `json:"mergedAt"` // non-empty if merged
	Merged      bool   // computed from MergedAt
	Mergeable   string `json:"mergeable"`
	IsDraft     bool   `json:"isDraft"`
	ReviewState string `json:"reviewDecision"`

	// Fork-related fields
	HeadRepoOwner       string `json:"headRepositoryOwner_login"` // set via custom parsing
	HeadRepoName        string `json:"headRepository_name"`       // set via custom parsing
	MaintainerCanModify bool   // whether the repo maintainer can push to the fork's PR branch
	IsFork              bool   // computed: true if head repo owner differs from base repo owner
}

type PRForkInfo struct {
	HeadRepoOwner       string // GitHub username/org that owns the head (source) repo
	HeadRepoName        string // Name of the head repo
	MaintainerCanModify bool   // Whether the repo maintainer can push to the fork branch
	IsFork              bool   // True if the PR is from a fork (head owner != base repo owner)
}