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94 lines
2.9 KiB
Go
94 lines
2.9 KiB
Go
package projection
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import (
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"context"
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"github.com/caos/logging"
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"github.com/caos/zitadel/internal/errors"
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"github.com/caos/zitadel/internal/eventstore"
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"github.com/caos/zitadel/internal/eventstore/handler"
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"github.com/caos/zitadel/internal/eventstore/handler/crdb"
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"github.com/caos/zitadel/internal/repository/org"
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)
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const (
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FlowTriggerTable = "zitadel.projections.flows_triggers"
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FlowTypeCol = "flow_type"
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FlowTriggerTypeCol = "trigger_type"
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FlowResourceOwnerCol = "resource_owner"
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FlowActionTriggerSequenceCol = "trigger_sequence"
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FlowActionIDCol = "action_id"
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)
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type FlowProjection struct {
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crdb.StatementHandler
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}
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func NewFlowProjection(ctx context.Context, config crdb.StatementHandlerConfig) *FlowProjection {
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p := &FlowProjection{}
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config.ProjectionName = FlowTriggerTable
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config.Reducers = p.reducers()
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p.StatementHandler = crdb.NewStatementHandler(ctx, config)
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return p
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}
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func (p *FlowProjection) reducers() []handler.AggregateReducer {
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return []handler.AggregateReducer{
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{
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Aggregate: org.AggregateType,
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EventRedusers: []handler.EventReducer{
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{
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Event: org.TriggerActionsSetEventType,
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Reduce: p.reduceTriggerActionsSetEventType,
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},
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{
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Event: org.FlowClearedEventType,
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Reduce: p.reduceFlowClearedEventType,
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},
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},
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},
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}
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}
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func (p *FlowProjection) reduceTriggerActionsSetEventType(event eventstore.Event) (*handler.Statement, error) {
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e, ok := event.(*org.TriggerActionsSetEvent)
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if !ok {
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logging.LogWithFields("HANDL-zWCk3", "seq", event.Sequence, "expectedType", org.TriggerActionsSetEventType).Error("was not an trigger actions set event")
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return nil, errors.ThrowInvalidArgument(nil, "HANDL-uYq4r", "reduce.wrong.event.type")
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}
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stmts := make([]func(reader eventstore.Event) crdb.Exec, len(e.ActionIDs)+1)
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stmts[0] = crdb.AddDeleteStatement(
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[]handler.Condition{
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handler.NewCond(FlowTypeCol, e.FlowType),
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handler.NewCond(FlowTriggerTypeCol, e.TriggerType),
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},
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)
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for i, id := range e.ActionIDs {
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stmts[i+1] = crdb.AddCreateStatement(
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[]handler.Column{
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handler.NewCol(FlowResourceOwnerCol, e.Aggregate().ResourceOwner),
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handler.NewCol(FlowTypeCol, e.FlowType),
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handler.NewCol(FlowTriggerTypeCol, e.TriggerType),
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handler.NewCol(FlowActionIDCol, id),
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handler.NewCol(FlowActionTriggerSequenceCol, i),
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},
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)
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}
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return crdb.NewMultiStatement(e, stmts...), nil
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}
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func (p *FlowProjection) reduceFlowClearedEventType(event eventstore.Event) (*handler.Statement, error) {
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e, ok := event.(*org.FlowClearedEvent)
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if !ok {
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logging.LogWithFields("HANDL-zWCk3", "seq", event.Sequence, "expectedType", org.FlowClearedEventType).Error("was not a flow cleared event")
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return nil, errors.ThrowInvalidArgument(nil, "HANDL-uYq4r", "reduce.wrong.event.type")
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}
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return crdb.NewDeleteStatement(
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e,
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[]handler.Condition{
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handler.NewCond(FlowTypeCol, e.FlowType),
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},
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), nil
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}
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