package mock

import (
	"context"
	"net"
	"os"
	"path/filepath"
	"tera-clone/services/tera-api/internal/domain"
	"tera-clone/services/tera-api/internal/logservice"
	"tera-clone/services/tera-api/internal/logstorage"
	"testing"
)

func TestClearLinkLogsInvalidatesOtherClientCaches(t *testing.T) {
	journal, err := logstorage.Open(logstorage.Options{Root: t.TempDir(), Clock: fixedClock})
	if err != nil {
		t.Fatal(err)
	}
	dir, err := os.MkdirTemp("", "link-clear-")
	if err != nil {
		t.Fatal(err)
	}
	defer os.RemoveAll(dir)
	socket := filepath.Join(dir, "log.sock")
	listener, err := net.Listen("unix", socket)
	if err != nil {
		t.Fatal(err)
	}
	done := make(chan error, 1)
	go func() { done <- (logservice.Server{Store: journal}).Serve(listener) }()
	defer func() { listener.Close(); <-done }()
	options := StoreOptions{LogJournal: logservice.NewClient(socket)}
	first, err := NewStoreWithOptions(fixedClock, options)
	if err != nil {
		t.Fatal(err)
	}
	defer first.Close()
	second, err := NewStoreWithOptions(fixedClock, options)
	if err != nil {
		t.Fatal(err)
	}
	defer second.Close()
	event := domain.LinkLogEvent{Timestamp: fixedClock(), Kind: "serial", Resource: "CH01", State: "down", PreviousState: "up", Signal: "dcd", EventType: "transition", Message: "test down"}
	if _, err := journal.Append(logstorage.ClassLink, event.Timestamp, event); err != nil {
		t.Fatal(err)
	}
	ctx := context.Background()
	if rows, err := second.LinkLogEvents(ctx, domain.LinkLogFilter{}); err != nil || len(rows) != 1 {
		t.Fatalf("prime %v %v", rows, err)
	}
	if result, err := first.ClearLinkLogs(ctx); err != nil || result.Deleted != 1 {
		t.Fatalf("clear %v %v", result, err)
	}
	if rows, err := second.LinkLogEvents(ctx, domain.LinkLogFilter{}); err != nil || len(rows) != 0 {
		t.Fatalf("stale %v %v", rows, err)
	}
	event.State = "up"
	event.PreviousState = "down"
	if _, err := journal.Append(logstorage.ClassLink, event.Timestamp, event); err != nil {
		t.Fatal(err)
	}
	if rows, err := second.LinkLogEvents(ctx, domain.LinkLogFilter{}); err != nil || len(rows) != 1 {
		t.Fatalf("new %v %v", rows, err)
	}
}