package sync

import (
	"path/filepath"
	"strings"
	"testing"

	"gitea.dooplex.hu/admin/felhom-controller/internal/stacks"
)

// v0.269.0 (`09` §6.4 part 6) — the syncer writes the catalog's compose WITH the tested digests of the
// ladder entry for exactly its refs, for an undeployed app and for a pinned app the catalog still matches;
// and the stored definition is refreshed with the same bytes.
//
// COMPANION RED-PROOF (REPORT): make RenderWithLadderDigests return its input — the image line stays a bare
// tag and this test fails at "no digest in the rendered compose".
func TestDigest_SyncerRendersTheTestedDigest(t *testing.T) {
	s, stackDir, catDir := renderFixture(t, tplOld)
	write(t, filepath.Join(catDir, ".felhom.yml"), "display_name: Nextcloud\nupdate_ladder:\n"+
		`  - {"from": {"web": "nextcloud:30.0.0-apache"}, "to": {"web": "nextcloud:31.0.14-apache"}, "digest": {"web": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"}, "verdict": "proven", "tested_at": "2026-09-24T01:00:00Z"}`+"\n")
	for _, plan := range []func(string) stacks.RenderPlan{
		func(string) stacks.RenderPlan { return stacks.RenderPlan{} }, // not deployed
		func(string) stacks.RenderPlan {
			p := pinnedPlan(stackDir, map[string]string{"web": "nextcloud:31.0.14-apache"}, false)("")
			p.StackDir = stackDir
			return p
		},
	} {
		write(t, filepath.Join(stackDir, "docker-compose.yml"), "services: {}\n") // force a change each pass
		s.SetRenderPlanFn(plan)
		if _, _, err := s.copyTemplates(); err != nil {
			t.Fatal(err)
		}
		got := readFile(t, filepath.Join(stackDir, "docker-compose.yml"))
		if !strings.Contains(got, "image: nextcloud:31.0.14-apache@sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") {
			t.Fatalf("no digest in the rendered compose:\n%s", got)
		}
	}
	if !strings.Contains(readFile(t, stacks.AppliedComposePath(stackDir)), "@sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa") {
		t.Fatal("the stored definition was not refreshed with the digest")
	}
}