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improve websocket ping and remodel for rename datapoint

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This commit is contained in:
Adrian Zuercher
2025-07-25 18:26:36 +02:00
parent a23f82e9fe
commit c3a3060129
11 changed files with 231 additions and 92 deletions
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206
models/datapoint.go
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@@ -23,16 +23,17 @@ const (
)
type Datapoint struct {
Datapoints map[string]*Datapoint `json:"-"`
Uuid uuid.UUID `json:"uuid"`
Path string `json:"path"`
Value any `json:"value,omitempty"`
Path string `json:"path"`
CreateDateTime int64 `json:"createDateTime,omitempty"`
UpdateDateTime int64 `json:"updateDateTime,omitempty"`
Type json_dataModels.Type `json:"type"`
ReadWrite json_dataModels.Rights `json:"readWrite"`
Datapoints map[string]*Datapoint `json:"-"`
Drivers json_dataModels.Drivers `json:"drivers,omitempty"`
Subscriptions Subscriptions `json:"-"`
Type json_dataModels.Type `json:"type"`
ReadWrite json_dataModels.Rights `json:"readWrite"`
HasChild bool `json:"-"`
}
func (d *Datapoint) Set(path string, set json_dataModels.Set) (bool, error) {
@@ -89,14 +90,15 @@ func (d *Datapoint) GetValueUint64() uint64 {
return utils.Uint64From(d.Value)
}
func (d *Datapoint) CreateDatapoints(sets ...json_dataModels.Set) (created []json_dataModels.Set, uuids Uuids, err error) {
func (d *Datapoint) CreateDatapoints(uuids *Uuids, sets ...json_dataModels.Set) (created []json_dataModels.Set, err error) {
if len(sets) == 0 {
return
}
uuids = make(Uuids, 1)
publishes := []json_dataModels.Publish{}
for _, dp := range sets {
parts := strings.Split(dp.Path, ":")
current := d
@@ -104,52 +106,66 @@ func (d *Datapoint) CreateDatapoints(sets ...json_dataModels.Set) (created []jso
if current.Datapoints == nil {
current.Datapoints = make(map[string]*Datapoint)
}
if i == len(parts)-1 {
// Leaf node: create or update datapoint
if existing, ok := current.Datapoints[part]; ok {
_, err := existing.Set("", dp)
if err != nil {
return nil, nil, err
return nil, err
}
created = append(created, json_dataModels.Set{
Uuid: existing.Uuid,
Path: existing.Path,
Type: existing.Type,
Value: existing.Value,
Rights: existing.ReadWrite,
Drivers: &existing.Drivers,
Updated: true,
Uuid: existing.Uuid,
Path: existing.Path,
Type: existing.Type,
Value: existing.Value,
Rights: existing.ReadWrite,
Drivers: &existing.Drivers,
Updated: true,
HasChild: existing.HasChild,
})
existing.Publish(OnChange)
} else {
ndp := Datapoint{
Uuid: uuid.New(),
var uid uuid.UUID = uuid.New()
if dp.Uuid != uuid.Nil {
uid = dp.Uuid
}
ndp := &Datapoint{
Uuid: uid,
CreateDateTime: time.Now().UnixMilli(),
Subscriptions: InitSubscribtion(),
}
// Create new
current.Datapoints[part] = &ndp
current.Datapoints[part] = ndp
_, err := ndp.Set(strings.Join(parts, ":"), dp)
if err != nil {
return nil, nil, err
return nil, err
}
created = append(created, json_dataModels.Set{
Uuid: ndp.Uuid,
Path: ndp.Path,
Type: ndp.Type,
Value: ndp.Value,
Rights: ndp.ReadWrite,
Driver: dp.Driver,
})
ndp.Publish(OnCreate)
//add uuid to flat map for faster lookup
uuids[ndp.Uuid] = &ndp
uuids.AddDatapoint(current, ndp)
created = append(created, json_dataModels.Set{
Uuid: ndp.Uuid,
Path: ndp.Path,
Type: ndp.Type,
Value: ndp.Value,
Rights: ndp.ReadWrite,
Driver: dp.Driver,
HasChild: ndp.HasChild,
})
publishes = append(publishes, json_dataModels.Publish{
Event: OnCreate,
Uuid: ndp.Uuid,
Path: ndp.Path,
Type: ndp.Type,
Value: ndp.Value,
})
}
}
@@ -166,36 +182,51 @@ func (d *Datapoint) CreateDatapoints(sets ...json_dataModels.Set) (created []jso
Subscriptions: InitSubscribtion(),
}
//add uuid to flat map for faster lookup
uuids.AddDatapoint(current, newDp)
created = append(created, json_dataModels.Set{
Uuid: newDp.Uuid,
Path: newDp.Path,
Type: newDp.Type,
Value: newDp.Value,
Rights: newDp.ReadWrite,
Uuid: newDp.Uuid,
Path: newDp.Path,
Type: newDp.Type,
Value: newDp.Value,
Rights: newDp.ReadWrite,
HasChild: newDp.HasChild,
})
if dp.Rights != "" {
newDp.ReadWrite = dp.Rights.GetRights()
}
newDp.Publish(OnCreate)
publishes = append(publishes, json_dataModels.Publish{
Event: OnCreate,
Uuid: newDp.Uuid,
Path: newDp.Path,
Type: newDp.Type,
Value: newDp.Value,
})
current.Datapoints[part] = newDp
current = newDp
//add uuid to flat map for faster lookuo
uuids[newDp.Uuid] = newDp
}
}
}
r := json_data.NewResponse()
r.Publish = append(r.Publish, publishes...)
b, err := json.Marshal(r)
if err != nil {
return created, err
}
ws.SendBroadcast(b)
return
}
func (d *Datapoint) ImportDatapoint(dp *Datapoint, path string) (uuids Uuids, err error) {
func (d *Datapoint) ImportDatapoint(uuids *Uuids, dp *Datapoint, path string) (err error) {
parts := strings.Split(dp.Path, ":")
uuids = make(Uuids, 1)
current := d
for i, part := range parts {
if current.Datapoints == nil {
@@ -217,11 +248,12 @@ func (d *Datapoint) ImportDatapoint(dp *Datapoint, path string) (uuids Uuids, er
dp.Subscriptions = InitSubscribtion()
current.Datapoints[part] = dp
//add uuid to flat map for faster lookup
uuids[dp.Uuid] = dp
uuids.AddDatapoint(current, dp)
dp.Publish(OnChange)
}
return uuids, nil
return nil
}
// Traverse or create intermediate nodes
@@ -238,10 +270,10 @@ func (d *Datapoint) ImportDatapoint(dp *Datapoint, path string) (uuids Uuids, er
current.Datapoints[part] = newDp
current = newDp
//add uuid to flat map for faster lookup
uuids[newDp.Uuid] = newDp
uuids.AddDatapoint(current, newDp)
}
}
return uuids, nil
return nil
}
func (d *Datapoint) UpdateDatapointValue(value any, path string) error {
@@ -265,20 +297,22 @@ func (d *Datapoint) UpdateDatapointValue(value any, path string) error {
return nil
}
func (d *Datapoint) UpdateValue(conns *ws.ClientHandler, value any) error {
func (d *Datapoint) UpdateValue(value any) error {
d.Value = d.Type.ConvertValue(value)
d.UpdateDateTime = time.Now().UnixMilli()
d.Publish(OnChange)
return nil
}
func (d *Datapoint) RemoveDatapoint(conns *ws.ClientHandler, set json_dataModels.Set) (sets []json_dataModels.Set, err error) {
func (d *Datapoint) RemoveDatapoint(set json_dataModels.Set) (sets []json_dataModels.Set, err error) {
parts := strings.Split(set.Path, ":")
if len(parts) < 1 {
return sets, fmt.Errorf("invalid path: '%s'", set.Path)
}
publishes := []json_dataModels.Publish{}
current := d
for i := 0; i < len(parts)-1; i++ {
next, ok := current.Datapoints[parts[i]]
@@ -290,49 +324,64 @@ func (d *Datapoint) RemoveDatapoint(conns *ws.ClientHandler, set json_dataModels
toDelete := parts[len(parts)-1]
if dp, ok := current.Datapoints[toDelete]; ok {
sets = append(sets, removeChildren(dp)...)
dp.Publish(OnDelete)
s, p := removeChildren(dp)
sets = append(sets, s...)
publishes = append(publishes, p...)
publishes = append(publishes, json_dataModels.Publish{
Event: OnDelete,
Uuid: dp.Uuid,
Path: dp.Path,
})
sets = append(sets, json_dataModels.Set{
Uuid: dp.Uuid,
Path: dp.Path,
})
delete(current.Datapoints, toDelete)
r := json_data.NewResponse()
r.Publish = append(r.Publish, publishes...)
b, err := json.Marshal(r)
if err != nil {
return sets, err
}
ws.SendBroadcast(b)
return sets, nil
}
return sets, fmt.Errorf("datapoint '%s' not found", set.Path)
}
// removes all children and grandchlidren of datapoint
func removeChildren(dp *Datapoint) (sets []json_dataModels.Set) {
func removeChildren(dp *Datapoint) (sets []json_dataModels.Set, pubs []json_dataModels.Publish) {
for name, d := range dp.Datapoints {
sets = append(sets, removeChildren(d)...)
d.Publish(OnDelete)
s, p := removeChildren(d)
sets = append(sets, s...)
pubs = append(pubs, p...)
sets = append(sets, json_dataModels.Set{
Uuid: d.Uuid,
Path: d.Path,
})
delete(d.Datapoints, name)
}
return sets
return sets, pubs
}
func (d *Datapoint) GetAllDatapoints(depth uint) (dps Datapoints) {
dps = append(dps, d)
if depth == 1 {
return
} else if depth > 0 {
depth--
}
var dfs func(dp *Datapoint, currentDepth uint)
dfs = func(dp *Datapoint, currentDepth uint) {
switch depth {
case 0:
// Return all descendants
for _, child := range dp.Datapoints {
dps = append(dps, child)
dfs(child, currentDepth+1)
}
return
case 1:
return
}
if currentDepth == depth-1 {
case currentDepth:
return
}
@@ -341,7 +390,7 @@ func (d *Datapoint) GetAllDatapoints(depth uint) (dps Datapoints) {
dfs(child, currentDepth+1)
}
}
dps = append(dps, d)
dfs(d, 0)
dps.SortSlice()
return
@@ -393,6 +442,35 @@ func (d *Datapoint) AddSubscribtion(conn *wsModels.Client, sub json_dataModels.S
}
}
func (d *Datapoint) RenamePaths(oldPath string) {
visited := make(map[*Datapoint]bool)
if len(d.Datapoints) == 0 {
return
}
for _, dp := range d.Datapoints {
dp.Path = strings.Replace(dp.Path, oldPath, d.Path, 1)
dp.renameSubPaths(oldPath, d.Path, visited)
}
}
func (d *Datapoint) renameSubPaths(oldPath, newPath string, visited map[*Datapoint]bool) {
if visited[d] {
return
}
visited[d] = true
if len(d.Datapoints) == 0 {
return
}
for _, dp := range d.Datapoints {
dp.Path = strings.Replace(dp.Path, oldPath, newPath, 1)
dp.renameSubPaths(oldPath, newPath, visited)
}
}
func (d *Datapoint) RemoveSubscribtion(client *wsModels.Client) {
delete(d.Subscriptions, client)
}