Nikolay Tatarinov
5ffa10f8b7
- Added a new AGENTS.md file to document the project structure and conventions. - Updated .gitignore to include node_modules and refined cursor rules. - Introduced new backend and frontend components for improved map interactions, including context menus and controls. - Enhanced API composables for better admin and authentication functionalities. - Refactored existing components for cleaner code and improved user experience. - Updated README.md to clarify production asset serving and user setup instructions.
99 lines
2.1 KiB
Go
99 lines
2.1 KiB
Go
package app
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import (
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"encoding/json"
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"io"
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"log"
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"net/http"
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"strconv"
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"time"
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"github.com/andyleap/hnh-map/internal/app/store"
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"go.etcd.io/bbolt"
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)
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func (a *App) updatePositions(rw http.ResponseWriter, req *http.Request) {
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defer req.Body.Close()
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craws := map[string]struct {
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Name string
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GridID string
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Coords struct {
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X, Y int
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}
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Type string
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}{}
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buf, err := io.ReadAll(req.Body)
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if err != nil {
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log.Println("Error reading position update json: ", err)
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return
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}
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err = json.Unmarshal(buf, &craws)
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if err != nil {
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log.Println("Error decoding position update json: ", err)
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log.Println("Original json: ", string(buf))
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return
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}
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// Read grid data first (inside db.View), then update characters (with chmu only).
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// Avoid holding db.View and chmu simultaneously to prevent deadlock.
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gridDataByID := make(map[string]GridData)
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a.db.View(func(tx *bbolt.Tx) error {
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grids := tx.Bucket(store.BucketGrids)
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if grids == nil {
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return nil
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}
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for _, craw := range craws {
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grid := grids.Get([]byte(craw.GridID))
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if grid != nil {
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var gd GridData
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if json.Unmarshal(grid, &gd) == nil {
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gridDataByID[craw.GridID] = gd
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}
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}
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}
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return nil
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})
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a.chmu.Lock()
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defer a.chmu.Unlock()
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for id, craw := range craws {
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gd, ok := gridDataByID[craw.GridID]
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if !ok {
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continue
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}
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idnum, _ := strconv.Atoi(id)
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c := Character{
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Name: craw.Name,
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ID: idnum,
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Map: gd.Map,
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Position: Position{
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X: craw.Coords.X + (gd.Coord.X * 100),
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Y: craw.Coords.Y + (gd.Coord.Y * 100),
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},
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Type: craw.Type,
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updated: time.Now(),
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}
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old, ok := a.characters[id]
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if !ok {
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a.characters[id] = c
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} else {
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if old.Type == "player" {
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if c.Type == "player" {
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a.characters[id] = c
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} else {
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old.Position = c.Position
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a.characters[id] = old
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}
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} else if old.Type != "unknown" {
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if c.Type != "unknown" {
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a.characters[id] = c
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} else {
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old.Position = c.Position
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a.characters[id] = old
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}
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} else {
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a.characters[id] = c
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}
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}
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}
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}
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