forked from sourcegraph/vcsstore
/
diff.go
95 lines (78 loc) · 1.95 KB
/
diff.go
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package server
import (
"fmt"
"net/http"
"github.com/sourcegraph/mux"
"sourcegraph.com/sourcegraph/go-vcs/vcs"
)
func (h *Handler) serveRepoDiff(w http.ResponseWriter, r *http.Request) error {
v := mux.Vars(r)
repo, _, done, err := h.getRepo(r)
if err != nil {
return err
}
defer done()
var opt vcs.DiffOptions
if err := schemaDecoder.Decode(&opt, r.URL.Query()); err != nil {
return err
}
if repo, ok := repo.(vcs.Differ); ok {
diff, err := repo.Diff(vcs.CommitID(v["Base"]), vcs.CommitID(v["Head"]), &opt)
if err != nil {
return err
}
_, baseCanon, err := checkCommitID(v["Base"])
if err != nil {
return err
}
_, headCanon, err := checkCommitID(v["Head"])
if err != nil {
return err
}
if baseCanon && headCanon {
setLongCache(w)
} else {
setShortCache(w)
}
return writeJSON(w, diff)
}
return &httpError{http.StatusNotImplemented, fmt.Errorf("Diff not yet implemented for %T", repo)}
}
func (h *Handler) serveRepoCrossRepoDiff(w http.ResponseWriter, r *http.Request) error {
v := mux.Vars(r)
baseRepo, _, doneBase, err := h.getRepo(r)
if err != nil {
return err
}
defer doneBase()
headRepo, _, doneHead, err := h.getRepoLabeled(r, "Head")
if err != nil {
return err
}
defer doneHead()
var opt vcs.DiffOptions
if err := schemaDecoder.Decode(&opt, r.URL.Query()); err != nil {
return err
}
if baseRepo, ok := baseRepo.(vcs.CrossRepoDiffer); ok {
diff, err := baseRepo.CrossRepoDiff(vcs.CommitID(v["Base"]), headRepo.(vcs.Repository), vcs.CommitID(v["Head"]), &opt)
if err != nil {
return err
}
_, baseCanon, err := checkCommitID(v["Base"])
if err != nil {
return err
}
_, headCanon, err := checkCommitID(v["Head"])
if err != nil {
return err
}
if baseCanon && headCanon {
setLongCache(w)
} else {
setShortCache(w)
}
return writeJSON(w, diff)
}
return &httpError{http.StatusNotImplemented, fmt.Errorf("CrossRepoDiff not yet implemented for %T", baseRepo)}
}