Files
oc-lib/models/resources/dynamic.go
T
2026-06-23 09:40:33 +02:00

506 lines
15 KiB
Go
Executable File

package resources
import (
"encoding/json"
"errors"
"fmt"
"reflect"
"slices"
"strings"
"cloud.o-forge.io/core/oc-lib/dbs"
"cloud.o-forge.io/core/oc-lib/models/common/pricing"
"cloud.o-forge.io/core/oc-lib/models/utils"
"cloud.o-forge.io/core/oc-lib/tools"
)
/*
* DynamicResource is a struct that represents a data resource
* it defines the resource data
*/
type DynamicResource struct {
AbstractResource
Type tools.DataType `bson:"type,omitempty" json:"type,omitempty"`
Filters dbs.Filters `bson:"filters,omitempty" json:"filters,omitempty"`
SortRules map[string]string `bson:"rules,omitempty" json:"rules,omitempty"`
PeerIds map[int]string `bson:"peer_ids,omitempty" json:"peer_ids,omitempty"`
ResourceIds map[int]string `bson:"resource_ids,omitempty" json:"resource_ids,omitempty"`
SelectedIndex int `bson:"selected_index,omitempty" json:"selected_index,omitempty"`
SelectedPartnershipIndex *int `bson:"selected_partnership_index,omitempty" json:"selected_partnership_index,omitempty"`
SelectedBuyingStrategy int `bson:"selected_buying_strategy" json:"selected_buying_strategy,omitempty"`
SelectedPricingStrategy int `bson:"selected_pricing_strategy" json:"selected_pricing_strategy,omitempty"`
Instances []ResourceInstanceITF `bson:"instances,omitempty" json:"instances,omitempty"`
WatchedDynamicResource []string `bson:"watched_dynamic_resource,omitempty" json:"watched_dynamic_resource,omitempty"`
}
// WorkspaceCandidatesProvider can be set by the workspace package to supply
// contextual workspace resources for a given DataType and request without
// creating a circular import (workspace → resources → workspace).
// When set, SetAllowedInstances uses workspace-scoped resources instead of
// the full catalog for requests that carry a username.
var WorkspaceCandidatesProvider func(dt tools.DataType, request *tools.APIRequest) []ResourceInterface
func (d *DynamicResource) GetAccessor(request *tools.APIRequest) utils.Accessor {
return nil
}
func (d *DynamicResource) SetAllowedInstances(request *tools.APIRequest, instance_id ...string) []ResourceInstanceITF {
if WorkspaceCandidatesProvider != nil {
candidates := WorkspaceCandidatesProvider(d.Type, request)
return d.SetAllowedInstancesFromSet(candidates, request, instance_id...)
}
d.Instances = []ResourceInstanceITF{}
d.sortAndResetInstances()
return d.Instances
}
// SetAllowedInstancesFromSet fills d.Instances from a pre-loaded workspace resource set
// instead of querying the catalog. Filters are applied in-memory against the candidates.
// Called by WorkspaceResourceSet.Fill so dynamic resources only see workspace-scoped resources.
func (d *DynamicResource) SetAllowedInstancesFromSet(candidates []ResourceInterface, request *tools.APIRequest, instance_id ...string) []ResourceInstanceITF {
d.Instances = []ResourceInstanceITF{}
d.PeerIds = map[int]string{}
d.ResourceIds = map[int]string{}
for _, res := range candidates {
if !d.matchesFilters(res) {
continue
}
for _, i := range res.SetAllowedInstances(request, instance_id...) {
d.PeerIds[len(d.Instances)] = res.GetCreatorID()
d.ResourceIds[len(d.Instances)] = res.GetID()
d.Instances = append(d.Instances, i)
}
}
d.sortAndResetInstances()
return d.Instances
}
func (d *DynamicResource) sortAndResetInstances() {
if d.SortRules != nil {
sorted := make([]ResourceInstanceITF, len(d.Instances))
copy(sorted, d.Instances)
slices.SortStableFunc(sorted, func(a, b ResourceInstanceITF) int {
d.SortRules["partnerships"] = "%v not contains 2"
return d.compareByRules(a, b, d.SortRules)
})
d.Instances = sorted
}
d.WatchedDynamicResource = []string{}
}
// matchesFilters applies d.Filters in-memory against a serialized resource.
// Keys in d.Filters are JSON tag names; Serialize returns JSON tag names — no bson conversion needed.
func (d *DynamicResource) matchesFilters(res ResourceInterface) bool {
if len(d.Filters.And) == 0 && len(d.Filters.Or) == 0 {
return true
}
m := res.Serialize(res)
for field, fs := range d.Filters.And {
vals := nestedVals(m, strings.Split(field, "."))
for _, f := range fs {
if !anyMatchesOp(vals, f) {
return false
}
}
}
if len(d.Filters.Or) > 0 {
matched := false
for field, fs := range d.Filters.Or {
vals := nestedVals(m, strings.Split(field, "."))
for _, f := range fs {
if anyMatchesOp(vals, f) {
matched = true
break
}
}
if matched {
break
}
}
if !matched {
return false
}
}
return true
}
// nestedVals navigates a dot-path into m and collects all leaf values.
// Arrays at any level are expanded: each element is recursed into.
func nestedVals(m map[string]interface{}, path []string) []interface{} {
if len(path) == 0 || m == nil {
return nil
}
val, ok := m[path[0]]
if !ok {
return nil
}
if len(path) == 1 {
if arr, ok := val.([]interface{}); ok {
return arr
}
return []interface{}{val}
}
rest := path[1:]
switch v := val.(type) {
case map[string]interface{}:
return nestedVals(v, rest)
case []interface{}:
var out []interface{}
for _, elem := range v {
if em, ok := elem.(map[string]interface{}); ok {
out = append(out, nestedVals(em, rest)...)
}
}
return out
}
return nil
}
// anyMatchesOp returns true if at least one value in vals satisfies filter f.
func anyMatchesOp(vals []interface{}, f dbs.Filter) bool {
if f.Operator == dbs.EXISTS.String() {
exists := len(vals) > 0 && vals[0] != nil
want := true
if b, ok := f.Value.(bool); ok {
want = b
}
return exists == want
}
if f.Operator == dbs.IN.String() {
list, ok := f.Value.([]interface{})
if !ok {
return false
}
for _, v := range vals {
sv := fmt.Sprintf("%v", v)
for _, item := range list {
if sv == fmt.Sprintf("%v", item) {
return true
}
}
}
return false
}
for _, v := range vals {
if opMatches(v, f) {
return true
}
}
return false
}
func opMatches(val interface{}, f dbs.Filter) bool {
switch f.Operator {
case dbs.EQUAL.String():
return fmt.Sprintf("%v", val) == fmt.Sprintf("%v", f.Value)
case dbs.NOT.String():
return fmt.Sprintf("%v", val) != fmt.Sprintf("%v", f.Value)
case dbs.LIKE.String():
return strings.Contains(strings.ToLower(fmt.Sprintf("%v", val)), strings.ToLower(fmt.Sprintf("%v", f.Value)))
case dbs.GT.String(), dbs.GTE.String(), dbs.LT.String(), dbs.LTE.String():
return numericCmp(val, f.Value, f.Operator)
case dbs.ELEMMATCH.String():
arr, ok := val.([]interface{})
if !ok {
return false
}
sub, ok := f.Value.(map[string]interface{})
if !ok {
return false
}
for _, elem := range arr {
em, ok := elem.(map[string]interface{})
if !ok {
continue
}
allOk := true
for k, sv := range sub {
if fmt.Sprintf("%v", em[k]) != fmt.Sprintf("%v", sv) {
allOk = false
break
}
}
if allOk {
return true
}
}
return false
}
return false
}
func numericCmp(a, b interface{}, op string) bool {
fa, aOk := toFloat64(a)
fb, bOk := toFloat64(b)
if !aOk || !bOk {
sa, sb := fmt.Sprintf("%v", a), fmt.Sprintf("%v", b)
switch op {
case dbs.GT.String():
return sa > sb
case dbs.GTE.String():
return sa >= sb
case dbs.LT.String():
return sa < sb
case dbs.LTE.String():
return sa <= sb
}
return false
}
switch op {
case dbs.GT.String():
return fa > fb
case dbs.GTE.String():
return fa >= fb
case dbs.LT.String():
return fa < fb
case dbs.LTE.String():
return fa <= fb
}
return false
}
func toFloat64(v interface{}) (float64, bool) {
switch n := v.(type) {
case float64:
return n, true
case float32:
return float64(n), true
case int:
return float64(n), true
case int32:
return float64(n), true
case int64:
return float64(n), true
}
return 0, false
}
func (d *DynamicResource) AddInstances(instance ResourceInstanceITF) {
d.Instances = append(d.Instances, instance)
}
func (d *DynamicResource) GetSelectedInstance(index *int) ResourceInstanceITF {
if len(d.Instances) == 0 {
return nil
}
for i, inst := range d.Instances {
if slices.Contains(d.WatchedDynamicResource, inst.GetID()) {
continue
}
d.WatchedDynamicResource = append(d.WatchedDynamicResource, inst.GetID())
d.SelectedIndex = i
for i := range inst.GetPartnerships() {
fmt.Println(inst.GetProfile(d.PeerIds[i], &i, &d.SelectedBuyingStrategy, &d.SelectedPricingStrategy), d.PeerIds[i], &i, &d.SelectedBuyingStrategy, &d.SelectedPricingStrategy)
if inst.GetProfile(d.PeerIds[i], &i, &d.SelectedBuyingStrategy, &d.SelectedPricingStrategy) != nil {
d.SelectedPartnershipIndex = &i
break
}
}
if d.SelectedPartnershipIndex == nil {
i := 0
d.SelectedPartnershipIndex = &i
}
return inst
}
return nil
}
// compareByRules orders instances so those satisfying more sort rules come first.
// When both satisfy a rule, the one with the lower first-attribute value wins (ASC strict).
// Key format: "attrA" for single-%s rules, "attrA,attrB" for two-%s rules.
func (ri *DynamicResource) compareByRules(a, b ResourceInstanceITF, rules map[string]string) int {
ma := a.Serialize(a)
mb := b.Serialize(b)
for attrs, rule := range rules {
attrPaths := strings.Split(attrs, ",")
aOk, aFirst := ri.ruleMatchesAny(rule, attrPaths, ma)
bOk, bFirst := ri.ruleMatchesAny(rule, attrPaths, mb)
if aOk && !bOk {
return -1
}
if !aOk && bOk {
return 1
}
if aOk && bOk {
if aFirst < bFirst {
return -1
}
if aFirst > bFirst {
return 1
}
}
}
return 0
}
// ruleMatchesAny checks if any value (or combination for 2-%s rules) satisfies rule.
// Arrays at any path level are iterated. Returns (matched, firstMatchingValue).
func (ri *DynamicResource) ruleMatchesAny(rule string, attrPaths []string, m map[string]interface{}) (bool, string) {
placeholders := strings.Count(rule, "%s")
if placeholders == 0 {
return false, ""
}
valsA := ri.getVals(strings.Split(strings.TrimSpace(attrPaths[0]), "."), m)
if placeholders == 1 {
for _, v := range valsA {
if ri.byRules(rule, v) {
return true, fmt.Sprintf("%v", v)
}
}
return false, ""
}
if len(attrPaths) < 2 {
return false, ""
}
valsB := ri.getVals(strings.Split(strings.TrimSpace(attrPaths[1]), "."), m)
for _, a := range valsA {
for _, b := range valsB {
if ri.byRules(rule, a, b) {
return true, fmt.Sprintf("%v", a)
}
}
}
return false, ""
}
// getVals navigates attrs into m, collecting all leaf values.
// At each level it detects whether the value is a dict (map) or an array and acts accordingly:
// - array of maps → recurse into each element with the remaining path
// - array of scalars (leaf) → collect all as strings
// - map → recurse with the remaining path
func (ri *DynamicResource) getVals(attrs []string, m map[string]interface{}) []interface{} {
if len(attrs) == 0 {
return nil
}
attr := attrs[0]
if attr == "" || m[attr] == nil {
return nil
}
b, err := json.Marshal(m[attr])
if err != nil {
return nil
}
// Leaf level: detect array vs scalar.
if len(attrs) == 1 {
var arr []interface{}
if err := json.Unmarshal(b, &arr); err == nil {
results := []interface{}{}
for _, v := range arr {
results = append(results, fmt.Sprintf("%v", v))
}
return results
}
return []interface{}{m[attr]}
}
// Intermediate level: detect array of maps vs single map.
var arrMaps []map[string]interface{}
if err := json.Unmarshal(b, &arrMaps); err == nil {
results := []interface{}{}
for _, item := range arrMaps {
results = append(results, ri.getVals(attrs[1:], item)...)
}
return results
}
nm := map[string]interface{}{}
if err := json.Unmarshal(b, &nm); err != nil {
return nil
}
return ri.getVals(attrs[1:], nm)
}
func (ri *DynamicResource) byRules(rule string, vals ...interface{}) bool {
if len(vals) == 0 {
return false
}
formatted := fmt.Sprintf(rule, vals...)
// hm hm
switch {
case strings.Contains(rule, "not contains"):
a := strings.Split(formatted, " not contains ")
if reflect.TypeOf(vals[0]).Kind() == reflect.Map {
return vals[0].(map[string]interface{})[fmt.Sprintf("%v", a[1])] != nil
}
return strings.Contains(a[0], a[1])
case strings.Contains(rule, "contains"):
a := strings.Split(formatted, " contains ")
if reflect.TypeOf(vals[0]).Kind() == reflect.Map {
return vals[0].(map[string]interface{})[fmt.Sprintf("%v", a[1])] != nil
}
return strings.Contains(a[0], a[1])
case strings.Contains(rule, "<="):
a := strings.Split(formatted, " <= ")
return len(a) > 1 && a[0] <= a[1]
case strings.Contains(rule, ">="):
a := strings.Split(formatted, " >= ")
return len(a) > 1 && a[0] >= a[1]
case strings.Contains(rule, "<>"), strings.Contains(rule, "not like"):
if strings.Contains(rule, "<>") {
a := strings.Split(formatted, " <> ")
return len(a) > 1 && !strings.Contains(a[0], a[1]) && !strings.Contains(a[1], a[0])
}
a := strings.Split(formatted, " not like ")
return len(a) > 1 && !strings.Contains(a[0], a[1]) && !strings.Contains(a[1], a[0])
case strings.Contains(rule, "<"):
a := strings.Split(formatted, " < ")
return len(a) > 1 && a[0] < a[1]
case strings.Contains(rule, ">"):
a := strings.Split(formatted, " > ")
return len(a) > 1 && a[0] > a[1]
case strings.Contains(rule, "=="):
a := strings.Split(formatted, " == ")
return len(a) > 1 && a[0] == a[1]
case strings.Contains(rule, "!="):
a := strings.Split(formatted, " != ")
return len(a) > 1 && a[0] != a[1]
case strings.Contains(rule, "like"):
a := strings.Split(formatted, " like ")
return len(a) > 1 && (strings.Contains(a[0], a[1]) || strings.Contains(a[1], a[0]))
}
return false
}
func (r *DynamicResource) GetType() string {
return tools.DYNAMIC_RESOURCE.String()
}
func (abs *DynamicResource) ConvertToPricedResource(t tools.DataType, selectedInstance *int, selectedPartnership *int, selectedBuyingStrategy *int, selectedStrategy *int, selectedBookingModeIndex *int, request *tools.APIRequest) (pricing.PricedItemITF, error) {
var p pricing.PricedItemITF
var err error
for _, v := range []tools.DataType{
tools.COMPUTE_RESOURCE,
tools.DATA_RESOURCE,
tools.STORAGE_RESOURCE,
tools.PROCESSING_RESOURCE,
tools.WORKFLOW_RESOURCE,
} {
switch v {
case tools.COMPUTE_RESOURCE:
if p, err = ConvertToPricedResource[*ComputeResourcePricingProfile](t, selectedInstance, selectedPartnership, selectedBuyingStrategy, selectedStrategy, selectedBookingModeIndex, abs, request); err == nil {
return p.(*PricedResource[*ProcessingResourcePricingProfile]), nil
}
case tools.DATA_RESOURCE:
if p, err = ConvertToPricedResource[*DataResourcePricingProfile](t, selectedInstance, selectedPartnership, selectedBuyingStrategy, selectedStrategy, selectedBookingModeIndex, abs, request); err == nil {
return p.(*PricedResource[*DataResourcePricingProfile]), nil
}
case tools.STORAGE_RESOURCE:
if p, err = ConvertToPricedResource[*StorageResourcePricingProfile](t, selectedInstance, selectedPartnership, selectedBuyingStrategy, selectedStrategy, selectedBookingModeIndex, abs, request); err == nil {
return p.(*PricedResource[*StorageResourcePricingProfile]), nil
}
case tools.PROCESSING_RESOURCE:
if p, err = ConvertToPricedResource[*ProcessingResourcePricingProfile](t, selectedInstance, selectedPartnership, selectedBuyingStrategy, selectedStrategy, selectedBookingModeIndex, abs, request); err == nil {
return p.(*PricedResource[*ProcessingResourcePricingProfile]), nil
}
}
}
return nil, errors.New("can't convert priced resource")
}