package webhook

import (
	"testing"

	"github.com/alexei/tinyforge/internal/store"
)

func TestSiteRefMatches_Push(t *testing.T) {
	t.Parallel()
	site := store.StaticSite{SyncTrigger: "push", Branch: "main"}
	cases := []struct {
		ref  string
		want bool
	}{
		{"refs/heads/main", true},
		{"refs/heads/develop", false},
		{"refs/tags/v1.0.0", false},
		{"", false},
		{"main", false},
	}
	for _, tc := range cases {
		if got := siteRefMatches(site, tc.ref); got != tc.want {
			t.Errorf("siteRefMatches(push, %q) = %v; want %v", tc.ref, got, tc.want)
		}
	}
}

func TestSiteRefMatches_PushEmptyBranchAcceptsAny(t *testing.T) {
	t.Parallel()
	// When Branch is unset, any heads ref should match — tolerates the sites
	// table having blank Branch values from legacy rows.
	site := store.StaticSite{SyncTrigger: "push"}
	if !siteRefMatches(site, "refs/heads/whatever") {
		t.Error("expected empty Branch to accept any heads ref")
	}
	if siteRefMatches(site, "refs/tags/v1") {
		t.Error("empty Branch must still reject tag refs")
	}
}

func TestSiteRefMatches_Tag(t *testing.T) {
	t.Parallel()
	site := store.StaticSite{SyncTrigger: "tag", TagPattern: "v*"}
	cases := []struct {
		ref  string
		want bool
	}{
		{"refs/tags/v1.0.0", true},
		{"refs/tags/v2", true},
		{"refs/tags/hotfix", false},
		{"refs/heads/main", false},
	}
	for _, tc := range cases {
		if got := siteRefMatches(site, tc.ref); got != tc.want {
			t.Errorf("siteRefMatches(tag, %q) = %v; want %v", tc.ref, got, tc.want)
		}
	}
}

func TestSiteRefMatches_ManualIsIgnored(t *testing.T) {
	t.Parallel()
	site := store.StaticSite{SyncTrigger: "manual", Branch: "main"}
	if siteRefMatches(site, "refs/heads/main") {
		t.Error("manual trigger must never match any ref — caller short-circuits")
	}
}

func TestParseImageRef(t *testing.T) {
	t.Parallel()
	cases := []struct {
		in       string
		wantFull string
		wantTag  string
	}{
		{"registry.example.com/alexei/app:v1", "alexei/app", "v1"},
		{"alexei/app:dev", "alexei/app", "dev"},
		{"app", "app", ""},
	}
	for _, tc := range cases {
		got, err := ParseImageRef(tc.in)
		if err != nil {
			t.Errorf("ParseImageRef(%q) unexpected error: %v", tc.in, err)
			continue
		}
		if got.FullName() != tc.wantFull || got.Tag != tc.wantTag {
			t.Errorf("ParseImageRef(%q) = %q:%q; want %q:%q",
				tc.in, got.FullName(), got.Tag, tc.wantFull, tc.wantTag)
		}
	}
}

func TestParseImageRef_Empty(t *testing.T) {
	t.Parallel()
	if _, err := ParseImageRef(""); err == nil {
		t.Error("expected error for empty image ref")
	}
}