package api_test

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

	"github.com/docker/docker/api/types"
	"github.com/shcizo/package-updater/internal/api"
	"github.com/shcizo/package-updater/internal/discovery"
	"github.com/shcizo/package-updater/internal/updater"
	"github.com/stretchr/testify/require"
)

type swarmResultFinder struct{ jobs []discovery.Job }

func (f *swarmResultFinder) FindJobs(_ context.Context, _ string) ([]discovery.Job, error) {
	return f.jobs, nil
}

type swarmResultSubmitter struct{ results []updater.Result }

func (s *swarmResultSubmitter) Submit(_ context.Context, _ []discovery.Job) []updater.Result {
	return s.results
}

type swarmResultPinger struct{}

func (swarmResultPinger) Ping(_ context.Context) (types.Ping, error) { return types.Ping{}, nil }

func TestUpdate_SwarmJobPopulatesServiceID(t *testing.T) {
	job := discovery.Job{Service: "myapp_web", ServiceID: "svc123", Image: "registry.example.com/myapp:v2"}
	finder := &swarmResultFinder{jobs: []discovery.Job{job}}
	submitter := &swarmResultSubmitter{results: []updater.Result{
		{Job: job, Status: updater.StatusUpdated, DurationMs: 42},
	}}
	h := api.NewHandlers(finder, submitter, swarmResultPinger{}, "v", "c", "b", nil)

	req := httptest.NewRequest(http.MethodPost, "/update", strings.NewReader(`{"image":"registry.example.com/myapp"}`))
	rec := httptest.NewRecorder()
	h.Update(rec, req)

	require.Equal(t, http.StatusOK, rec.Code)
	require.Contains(t, rec.Body.String(), `"service_id":"svc123"`)
	require.Contains(t, rec.Body.String(), `"service":"myapp_web"`)
}