81 lines
1.7 KiB
Go
81 lines
1.7 KiB
Go
package mongo
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import (
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"log"
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"fmt"
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"context"
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"go.mongodb.org/mongo-driver/v2/bson"
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"git.gsuntres.com/general/commons"
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)
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func (c *MongoClient) DiscriminatorCheckAndApplyToData(ctx context.Context, name string, data map[string]any) error {
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cdef, ok := c.Registry[name]
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if ok && cdef.Discriminator != nil {
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if data == nil {
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data = map[string]any{}
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}
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log.Printf("Discriminator found for %s; will use it", name)
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// get from context
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vAny := ctx.Value(cdef.Discriminator.CtxField)
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if vAny == nil {
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return fmt.Errorf("discriminator field required for %s", name)
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}
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// update payload
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v := vAny.(string)
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data[cdef.Discriminator.Field] = v
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}
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return nil
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}
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func (c *MongoClient) DiscriminatorOmitInData(name string, data bson.M) error {
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cdef, ok := c.Registry[name]
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if ok && cdef.Discriminator != nil {
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if data == nil {
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data = map[string]any{}
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}
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log.Printf("Making sure discriminator is not in data for %s", name)
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_, ok := data[cdef.Discriminator.Field]
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if ok {
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delete(data, cdef.Discriminator.Field)
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}
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}
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return nil
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}
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func (c *MongoClient) DiscriminatorCheckAndApplyToFilter(ctx context.Context, name string, filter bson.M) error {
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cdef, ok := c.Registry[name]
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if ok && cdef.Discriminator != nil {
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if filter == nil {
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filter = bson.M{}
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}
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log.Printf("Discriminator found for %s; will use it", name)
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// get from context
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vAny := ctx.Value(cdef.Discriminator.CtxField)
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if vAny == nil {
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return fmt.Errorf("discriminator field required for %s", name)
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}
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// update payload
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v := vAny.(string)
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if commons.StringIsBlank(v) {
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return fmt.Errorf("discriminator field required for %s", name)
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}
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filter[cdef.Discriminator.Field] = bson.M{"eq": v}
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}
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return nil
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}
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