package web

import (
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"
	"time"

	"gitea.dooplex.hu/admin/felhom-hub/internal/store"
)

// D53 (`08` §10): the „Held apps" list on the host page and on the Hosts page — both branches of each {{if}} rendered
// (the seam-wiring rule): a held app shows its app, reason and who may clear it; after the clear, the empty sentence.
func TestD53_HeldAppsListOnTheHostPageAndTheHostsPage(t *testing.T) {
	s, st := newTestServer(t)
	if err := st.UpsertHost(&store.Host{HostID: "demo-hp-01", CustomerID: "c1", APIKey: "k1"}); err != nil {
		t.Fatal(err)
	}
	now := time.Now()
	if err := st.UpsertHeldApp("c1", "kimai", "unhealthy_stop", now.Add(-3*24*time.Hour), "stopped by the box for a crash loop", now); err != nil {
		t.Fatal(err)
	}
	render := func() (string, string) {
		rr := httptest.NewRecorder()
		s.handleHostsList(rr, httptest.NewRequest(http.MethodGet, "/hosts", nil))
		hd := httptest.NewRecorder()
		s.handleHostDetail(hd, httptest.NewRequest(http.MethodGet, "/hosts/demo-hp-01", nil), "demo-hp-01")
		if rr.Code != 200 || hd.Code != 200 {
			t.Fatalf("status: hosts %d, host %d", rr.Code, hd.Code)
		}
		return rr.Body.String(), hd.Body.String()
	}
	fleet, host := render()
	for name, body := range map[string]string{"hosts": fleet, "host": host} {
		if !strings.Contains(body, "Held apps") || !strings.Contains(body, `data-held-app=`) || !strings.Contains(body, "kimai") ||
			!strings.Contains(body, "unhealthy_stop") || !strings.Contains(body, "Start (one more try)") {
			t.Errorf("%s page: the held app is not listed with its reason and who may clear it", name)
		}
	}
	if !strings.Contains(fleet, `href="/hosts/demo-hp-01#held-apps"`) {
		t.Error("hosts page: the held app does not link to its host")
	}
	if !strings.Contains(host, "stopped by the box for a crash loop") {
		t.Error("host page: the box's sentence is missing")
	}
	if _, err := st.ClearHeldApp("c1", "kimai"); err != nil {
		t.Fatal(err)
	}
	fleet, host = render()
	if strings.Contains(fleet, `data-held-app=`) || !strings.Contains(fleet, "No app is held on any box.") {
		t.Error("hosts page: after the clear the list is not empty")
	}
	if strings.Contains(host, `data-held-app=`) || !strings.Contains(host, "No app is held on this box.") {
		t.Error("host page: after the clear the list is not empty")
	}
}

// A host with no customer shows no held apps — never the whole fleet's.
func TestD53_AHostWithNoCustomerShowsNoHeldApps(t *testing.T) {
	s, st := newTestServer(t)
	_ = st.UpsertHeldApp("c9", "x", "restore_failed", time.Now(), "y", time.Now())
	if rows := s.hostHeldAppRows("", time.Now()); len(rows) != 0 {
		t.Fatalf("a customer-less host lists %d held app(s)", len(rows))
	}
}