package upstreamimpl

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

	"git.5iot.com/iotlcm-public/iotlcm-upstream-chan/internal/consts"
	"git.5iot.com/iotlcm-public/iotlcm-upstream-chan/internal/logic/upstreamimpl/dx"
	"git.5iot.com/iotlcm-public/iotlcm-upstream-chan/internal/model"
)

func TestMapDxRegionLimitStatusByOrder(t *testing.T) {
	tests := []struct {
		name        string
		orderStatus string
		limitStatus string
		want        string
	}{
		{name: "not ordered", orderStatus: "1", limitStatus: "0", want: "2"},
		{name: "ordered and disconnected", orderStatus: "0", limitStatus: "0", want: "1"},
		{name: "ordered and connected", orderStatus: "0", limitStatus: "1", want: "0"},
		{name: "network unknown", orderStatus: "0", limitStatus: "-", want: "2"},
		{name: "unexpected values", orderStatus: "", limitStatus: "", want: "2"},
	}

	for _, test := range tests {
		t.Run(test.name, func(t *testing.T) {
			if got := mapDxRegionLimitStatusByOrder(test.orderStatus, test.limitStatus); got != test.want {
				t.Fatalf("mapDxRegionLimitStatusByOrder(%q, %q) = %q, want %q", test.orderStatus, test.limitStatus, got, test.want)
			}
		})
	}
}

func TestNormalizeDxRegionLimitDetails(t *testing.T) {
	tests := []struct {
		name        string
		orderStatus string
		limitStatus string
		limitType   string
		limitArea   string
		want        []string
	}{
		{name: "not ordered hides details", orderStatus: "1", limitStatus: "0", limitType: "4", limitArea: "park", want: []string{"", "", ""}},
		{name: "ordered preserves documented values", orderStatus: "0", limitStatus: "-", limitType: "4", limitArea: " park ", want: []string{"-", "4", "park"}},
		{name: "ordered rejects undocumented values", orderStatus: "0", limitStatus: "9", limitType: "0", limitArea: "", want: []string{"", "", ""}},
	}

	for _, test := range tests {
		t.Run(test.name, func(t *testing.T) {
			limitStatus, limitType, limitArea := normalizeDxRegionLimitDetails(test.orderStatus, test.limitStatus, test.limitType, test.limitArea)
			if got := []string{limitStatus, limitType, limitArea}; !reflect.DeepEqual(got, test.want) {
				t.Fatalf("normalizeDxRegionLimitDetails() = %#v, want %#v", got, test.want)
			}
		})
	}
}

func TestQuerySimRegionLimitStatusUsesDocumentedParameter(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.URL.Path != "/openapi/v1/areaLimit/qryAreaLimitInfo" {
			t.Fatalf("path = %q", r.URL.Path)
		}
		if got := r.URL.Query().Get("accNum"); got != "13300000000" {
			t.Fatalf("accNum = %q", got)
		}
		if got := r.URL.Query().Get("access_number"); got != "" {
			t.Fatalf("access_number = %q, want empty", got)
		}
		w.Header().Set("Content-Type", "application/json")
		_, _ = w.Write([]byte(`{"code":"0","message":"ok","data":{"orderStatus":1,"limitType":0,"limitArea":"","limitStatus":"0"}}`))
	}))
	defer server.Close()

	sim := &sSimDX{client: dx.NewClient(dx.Config{BaseURL: server.URL, AppKey: "test", AppSecret: "secret"})}
	output, err := sim.QuerySimRegionLimitStatus(context.Background(), &model.SimRegionLimitStatusInput{SimKeys: []*model.SimKey{{MSISDN: "13300000000"}}})
	if err != nil {
		t.Fatal(err)
	}
	if len(output) != 1 {
		t.Fatalf("results = %d", len(output))
	}
	data := output[0].ResData
	if data.RegionLimitStatus != "2" || data.OrderStatus != "1" || data.LimitStatus != "" || data.LimitType != "" || data.LimitArea != "" {
		t.Fatalf("result = %+v", data)
	}
}

func TestQuerySimCardStatusPreservesTelecomHTTPRespCode(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.URL.Path != "/openapi/v1/prodinst/queryCardMainStatus" {
			t.Fatalf("path = %q", r.URL.Path)
		}
		w.Header().Set("Content-Type", "application/json")
		w.WriteHeader(797)
		_, _ = w.Write([]byte(`{"respCode":"S00004","respMsg":"request limit exceeded"}`))
	}))
	defer server.Close()

	sim := &sSimDX{client: dx.NewClient(dx.Config{BaseURL: server.URL, AppKey: "test", AppSecret: "secret"})}
	output, err := sim.QuerySimCardStatus(context.Background(), &model.SimCardStatusInput{SimKeys: []*model.SimKey{{MSISDN: "13300000000"}}})
	if err != nil {
		t.Fatal(err)
	}
	if len(output) != 1 {
		t.Fatalf("results = %d", len(output))
	}
	result := output[0]
	if result.Code != consts.ApiStatusError || result.ErrCode != "S00004" {
		t.Fatalf("result = %+v, want gateway code with S00004", result)
	}
}

func TestQuerySimCardStatusPreservesTelecomBusinessCode(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		w.Header().Set("Content-Type", "application/json")
		_, _ = w.Write([]byte(`{"result":"11011","resultMsg":"card does not exist"}`))
	}))
	defer server.Close()

	sim := &sSimDX{client: dx.NewClient(dx.Config{BaseURL: server.URL, AppKey: "test", AppSecret: "secret"})}
	output, err := sim.QuerySimCardStatus(context.Background(), &model.SimCardStatusInput{SimKeys: []*model.SimKey{{MSISDN: "13300000000"}}})
	if err != nil {
		t.Fatal(err)
	}
	if len(output) != 1 {
		t.Fatalf("results = %d", len(output))
	}
	result := output[0]
	if result.Code != 11011 || result.ErrCode != "11011" {
		t.Fatalf("result = %+v, want business code 11011", result)
	}
}