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|
package commands
import (
"errors"
"fmt"
"github.com/MichaelMure/git-bug/bug"
"github.com/MichaelMure/git-bug/repository"
)
func runPull(repo repository.Repo, args []string) error {
if len(args) > 1 {
return errors.New("Only pulling from one remote at a time is supported")
}
remote := "origin"
if len(args) == 1 {
remote = args[0]
}
fmt.Printf("Fetching remote ...\n\n")
if err := repo.FetchRefs(remote, bug.BugsRefPattern+"*", bug.BugsRemoteRefPattern+"*"); err != nil {
return err
}
fmt.Printf("\nMerging data ...\n\n")
remoteRefSpec := fmt.Sprintf(bug.BugsRemoteRefPattern, remote)
remoteRefs, err := repo.ListRefs(remoteRefSpec)
if err != nil {
return err
}
for _, ref := range remoteRefs {
remoteRef := fmt.Sprintf(bug.BugsRemoteRefPattern, remote) + ref
remoteBug, err := bug.ReadBug(repo, remoteRef)
if err != nil {
return err
}
// Check for error in remote data
if !remoteBug.IsValid() {
fmt.Printf("%s: %s\n", remoteBug.HumanId(), "invalid remote data")
continue
}
localRef := bug.BugsRefPattern + remoteBug.Id()
localExist, err := repo.RefExist(localRef)
// the bug is not local yet, simply create the reference
if !localExist {
err := repo.CopyRef(remoteRef, localRef)
if err != nil {
return err
}
fmt.Printf("%s: %s\n", remoteBug.HumanId(), "new")
continue
}
localBug, err := bug.ReadBug(repo, localRef)
if err != nil {
return err
}
updated, err := localBug.Merge(repo, remoteBug)
if err != nil {
return err
}
if updated {
fmt.Printf("%s: %s\n", remoteBug.HumanId(), "updated")
}
}
return nil
}
// showCmd defines the "push" subcommand.
var pullCmd = &Command{
Description: "Pull bugs update from a git remote",
Usage: "[<remote>]",
RunMethod: runPull,
}
|
