rework pipeline

pkg/pipelines/pipeline.go

@@ -0,0 +1,44 @@
+package pipelines
+
+import (
+	"context"
+
+	"git.front.kjuulh.io/kjuulh/byg"
+	"git.front.kjuulh.io/kjuulh/dagger-go/internal"
+	"golang.org/x/sync/errgroup"
+)
+
+type Pipeline struct {
+	builder   *internal.Builder
+	pipelines []*byg.Builder
+}
+
+func New(builder *internal.Builder) *Pipeline {
+	return &Pipeline{builder: builder}
+}
+
+func (p *Pipeline) WithCustom(custom func(p *Pipeline) *byg.Builder) {
+	p.add(custom(p))
+}
+
+func (p *Pipeline) Execute(ctx context.Context) error {
+	errgroup, ctx := errgroup.WithContext(ctx)
+
+	for _, pipeline := range p.pipelines {
+		pipeline := pipeline // Allocate for closure
+
+		errgroup.Go(func() error {
+			return pipeline.Execute(ctx)
+		})
+	}
+
+	if err := errgroup.Wait(); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (p *Pipeline) add(pipeline *byg.Builder) {
+	p.pipelines = append(p.pipelines, pipeline)
+}