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reviewer.go
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reviewer.go
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package review
import (
"log/slog"
"github.com/KarnerTh/qlookout/core/usecase/watch"
)
type Reviewer interface {
Start()
Review(watchResult watch.WatchResult) ([]ReviewResult, error)
}
type reviewer struct {
watchResultSubscriber watch.WatchResultSubscriber
reviewResultPublisher ReviewResultPublisher
reviewRepo ReviewRepo
}
func New(
watchResultSubscriber watch.WatchResultSubscriber,
reviewResultPublisher ReviewResultPublisher,
reviewRepo ReviewRepo,
) Reviewer {
return reviewer{
watchResultSubscriber: watchResultSubscriber,
reviewResultPublisher: reviewResultPublisher,
reviewRepo: reviewRepo,
}
}
func (r reviewer) Start() {
watchResultChannel := r.watchResultSubscriber.Subscribe()
for {
watchResult := <-watchResultChannel
reviewResults, _ := r.Review(watchResult)
for _, result := range reviewResults {
r.reviewResultPublisher.Publish(result)
}
}
}
func (r reviewer) Review(watchResult watch.WatchResult) ([]ReviewResult, error) {
rules, err := r.reviewRepo.GetForLookout(watchResult.LookoutId)
if err != nil {
slog.Error("Could not get rules by id", slog.Any("error", err))
return nil, err
}
if watchResult.Error != nil {
return []ReviewResult{{LookoutId: watchResult.LookoutId, Result: ValidationResult{IsValid: false}, Error: watchResult.Error}}, nil
}
results := make([]ReviewResult, len(rules))
for i, rule := range rules {
validationResult, err := validate(watchResult, rule)
if err != nil {
slog.Error("Error in validating rule", slog.Any("error", err))
}
results[i] = ReviewResult{
LookoutId: watchResult.LookoutId,
Rule: rule,
Result: validationResult,
Error: err,
}
}
return results, nil
}