Eric Rakestraw
8968b6bdcd
Add shared normalizer helpers to centralize payload extraction, JSON decoding, and event finalization/validation. Refactor NWS, Open-Meteo, and OpenWeather observation normalizers to use the shared spine, removing repeated boilerplate while preserving provider-specific mapping logic.
33 lines
853 B
Go
33 lines
853 B
Go
// FILE: ./internal/normalizers/common/finalize.go
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package common
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import (
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"time"
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"gitea.maximumdirect.net/ejr/feedkit/event"
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)
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// Finalize builds the output event envelope by copying the input and applying the
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// canonical schema/payload, plus (optionally) EffectiveAt.
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//
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// Important behavior:
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// - ID/Kind/Source/EmittedAt are preserved by copying the input event.
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// - EffectiveAt is only overwritten when effectiveAt is non-zero.
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// If effectiveAt is zero, any existing in.EffectiveAt is preserved.
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func Finalize(in event.Event, outSchema string, outPayload any, effectiveAt time.Time) (*event.Event, error) {
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out := in
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out.Schema = outSchema
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out.Payload = outPayload
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if !effectiveAt.IsZero() {
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t := effectiveAt.UTC()
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out.EffectiveAt = &t
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}
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if err := out.Validate(); err != nil {
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return nil, err
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}
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return &out, nil
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}
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