package filter

import "context"

type FilterResult struct {
	Keep   bool
	Score  float64
	Reason string
}

type JobFilter interface {
	Name() string
	Process(ctx context.Context, title, rawContent string) (FilterResult, error)
}

type FilterPipeline struct {
	filters []JobFilter
}

func NewPipeline(filters ...JobFilter) *FilterPipeline {
	return &FilterPipeline{filters: filters}
}

func (p *FilterPipeline) Execute(ctx context.Context, title, rawContent string) (bool, float64) {
	var totalScore float64
	for _, f := range p.filters {
		res, err := f.Process(ctx, title, rawContent)
		if err != nil || !res.Keep {
			return false, 0
		}
		totalScore += res.Score
	}
	return true, totalScore
}