package http

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

	"primaya-api/cpone-middleware/internal/repository"
)

type fakeDokterRepository struct {
	page   repository.DokterPage
	params repository.DokterListParams
	err    error
}

func (f *fakeDokterRepository) ListDokter(_ context.Context, params repository.DokterListParams) (repository.DokterPage, error) {
	f.params = params
	return f.page, f.err
}

func TestListDokterResponseParity(t *testing.T) {
	name := "DR. ANDI"
	repo := &fakeDokterRepository{page: repository.DokterPage{
		Total: 16,
		Items: []repository.Dokter{{DokterID: "D001", Nama: &name}},
	}}
	handler := Handler{dokterRepo: repo}
	request := httptest.NewRequest(http.MethodGet, "http://localhost/api/cpone/doctors?search=andi&DokterID_in=D001,D002&page=1&per_page=15&kode_rs=AWALBROS_DEV", nil)
	recorder := httptest.NewRecorder()
	handler.ListDokter(recorder, request)

	if recorder.Code != http.StatusOK {
		t.Fatalf("status=%d body=%s", recorder.Code, recorder.Body.String())
	}
	if repo.params.Search != "andi" || repo.params.Page != 1 || repo.params.PerPage != 15 || strings.Join(repo.params.DoctorIDs, ",") != "D001,D002" {
		t.Fatalf("params=%+v", repo.params)
	}
	for _, expected := range []string{
		`"DokterID":"D001"`, `"Nama":"DR. ANDI"`,
		`"last_page":2`, `"per_page":15`,
		`"next_page_url":"http://localhost/api/cpone/doctors?kode_rs=AWALBROS_DEV\u0026page=2"`,
	} {
		if !strings.Contains(recorder.Body.String(), expected) {
			t.Fatalf("response missing %s: %s", expected, recorder.Body.String())
		}
	}
	for _, excluded := range []string{`"spesialisasi"`, `"subspesialisasi"`, `"departementIDs"`, `"profileDokter"`} {
		if strings.Contains(recorder.Body.String(), excluded) {
			t.Fatalf("response should not contain %s: %s", excluded, recorder.Body.String())
		}
	}
}

func TestListDokterDefaultsAndPerPageLimit(t *testing.T) {
	repo := &fakeDokterRepository{page: repository.DokterPage{Items: []repository.Dokter{}}}
	handler := Handler{dokterRepo: repo}

	for target, expected := range map[string]int{
		"/api/cpone/doctors":              defaultDokterPerPage,
		"/api/cpone/doctors?page=0":       defaultDokterPerPage,
		"/api/cpone/doctors?per_page=250": maxDokterPerPage,
	} {
		recorder := httptest.NewRecorder()
		handler.ListDokter(recorder, httptest.NewRequest(http.MethodGet, target, nil))
		if recorder.Code != http.StatusOK || repo.params.PerPage != expected || repo.params.Page != 1 {
			t.Fatalf("target=%s status=%d params=%+v", target, recorder.Code, repo.params)
		}
	}
}