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|
package admin
import (
"encoding/json"
"fmt"
"io"
"net/http"
"os"
"path/filepath"
"strconv"
)
type bulkEditPatch struct {
Color *string `json:"color"`
BlockTransport *bool `json:"block_transport"`
Dir *string `json:"dir"`
Hazard *string `json:"hazard"`
}
type bulkEditRequest struct {
Patch bulkEditPatch `json:"patch"`
IDs []int `json:"ids"`
}
func (s *AdminServer) handleBulkEdit(w http.ResponseWriter, r *http.Request) {
if r.Method != http.MethodPost {
http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
return
}
body, readErr := io.ReadAll(r.Body)
r.Body.Close()
if readErr != nil {
writeJSON(w, map[string]any{"error": fmt.Sprintf("read body: %v", readErr)})
return
}
var req bulkEditRequest
if err := json.Unmarshal(body, &req); err != nil {
writeJSON(w, map[string]any{"error": fmt.Sprintf("invalid json: %v", err)})
return
}
if len(req.IDs) == 0 {
writeJSON(w, map[string]any{"error": "no room ids"})
return
}
if isEmptyPatch(req.Patch) {
writeJSON(w, map[string]any{"error": "no patch fields"})
return
}
patch := req.Patch
roomPaths := make([]string, 0, len(req.IDs))
for _, id := range req.IDs {
path, ok := s.world.GetRoomPath(id)
if !ok {
writeJSON(w, map[string]any{"error": fmt.Sprintf("room %d not found", id)})
return
}
roomPaths = append(roomPaths, path)
}
type roomWrite struct {
oldContent []byte
newContent []byte
oldPath string
newPath string
wasMoved bool
}
writes := make([]roomWrite, 0, len(req.IDs))
dirMovePaths := make(map[string]struct{})
for i, id := range req.IDs {
path := roomPaths[i]
oldContent, snapErr := snapshotFile(path)
if snapErr != nil {
writeJSON(w, map[string]any{"error": fmt.Sprintf("snapshot room %d: %v", id, snapErr)})
return
}
data, readErr := os.ReadFile(path)
if readErr != nil {
writeJSON(w, map[string]any{"error": fmt.Sprintf("read room %d: %v", id, readErr)})
return
}
m, yamlErr := yamlToMap(data)
if yamlErr != nil {
writeJSON(w, map[string]any{"error": fmt.Sprintf("parse room %d: %v", id, yamlErr)})
return
}
if patch.Color != nil {
m["color"] = *patch.Color
}
if patch.BlockTransport != nil {
m["block_transport"] = *patch.BlockTransport
}
if patch.Hazard != nil {
if *patch.Hazard == "" {
delete(m, "hazard")
} else {
m["hazard"] = *patch.Hazard
}
}
if patch.Dir != nil && *patch.Dir != "" {
destDir := filepath.Join(s.dataDir, "rooms", *patch.Dir)
if _, err := os.Stat(destDir); os.IsNotExist(err) {
writeJSON(w, map[string]any{"error": fmt.Sprintf("directory does not exist: %s", *patch.Dir)})
return
}
fileName := strconv.Itoa(id) + ".yaml"
newPath := filepath.Join(destDir, fileName)
if newPath != path {
if _, err := os.Stat(newPath); err == nil {
writeJSON(w, map[string]any{"error": fmt.Sprintf("room %d already exists in target directory", id)})
return
}
}
newContent, writeErr := writeMapAsYAML(newPath, m)
if writeErr != nil {
writeJSON(w, map[string]any{"error": fmt.Sprintf("write room %d: %v", id, writeErr)})
return
}
writes = append(writes, roomWrite{
oldContent: oldContent,
newContent: newContent,
oldPath: path,
newPath: newPath,
wasMoved: true,
})
dirMovePaths[path] = struct{}{}
} else {
newContent, writeErr := writeMapAsYAML(path, m)
if writeErr != nil {
writeJSON(w, map[string]any{"error": fmt.Sprintf("write room %d: %v", id, writeErr)})
return
}
writes = append(writes, roomWrite{
oldContent: oldContent,
newContent: newContent,
oldPath: path,
newPath: path,
wasMoved: false,
})
}
}
for _, rw := range writes {
if rw.wasMoved {
if _, alreadyRemoved := dirMovePaths[rw.oldPath]; alreadyRemoved {
delete(dirMovePaths, rw.oldPath)
if err := os.Remove(rw.oldPath); err != nil {
writeJSON(w, map[string]any{"error": fmt.Sprintf("remove old room: %v", err)})
return
}
}
}
}
s.world.RebuildRoomIndex(s.dataDir)
var desc string
if patch.Dir != nil && *patch.Dir != "" {
desc = fmt.Sprintf("bulk edit %d rooms (move to %s)", len(req.IDs), *patch.Dir)
} else {
desc = fmt.Sprintf("bulk edit %d rooms", len(req.IDs))
}
var extraFiles []ExtraFile
var firstDesc ChangeDesc
for i, rw := range writes {
ef := ExtraFile{
FilePath: rw.oldPath,
OldContent: rw.oldContent,
NewContent: rw.newContent,
}
if rw.wasMoved {
ef.NewFilePath = rw.newPath
}
if i == 0 {
firstDesc = ChangeDesc{
Description: desc,
FilePath: rw.oldPath,
OldContent: rw.oldContent,
NewContent: rw.newContent,
}
if rw.wasMoved {
firstDesc.NewFilePath = rw.newPath
}
} else {
extraFiles = append(extraFiles, ef)
}
}
firstDesc.ExtraFiles = extraFiles
s.undoStack.Push(firstDesc)
writeJSON(w, map[string]any{"ok": true, "count": len(req.IDs)})
}
func isEmptyPatch(p bulkEditPatch) bool {
return p.Color == nil && p.BlockTransport == nil && p.Dir == nil && p.Hazard == nil
}
|
