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34 lines
760 B
Go
34 lines
760 B
Go
package pipeline
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import (
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"context"
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"github.com/grafana/grafana-plugin-sdk-go/data"
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)
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type ConditionalOutput struct {
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Condition ConditionChecker
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Outputter Outputter
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}
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func NewConditionalOutput(condition ConditionChecker, outputter Outputter) *ConditionalOutput {
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return &ConditionalOutput{Condition: condition, Outputter: outputter}
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}
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const OutputTypeConditional = "conditional"
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func (out *ConditionalOutput) Type() string {
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return OutputTypeConditional
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}
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func (out ConditionalOutput) Output(ctx context.Context, vars OutputVars, frame *data.Frame) ([]*ChannelFrame, error) {
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ok, err := out.Condition.CheckCondition(ctx, frame)
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if err != nil {
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return nil, err
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}
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if !ok {
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return nil, nil
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}
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return out.Outputter.Output(ctx, vars, frame)
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}
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