package oa

import (
	"context"
	"crypto/hmac"
	"crypto/sha256"
	"encoding/hex"
	"encoding/json"
	"io"
	"kra/internal/biz/business"
	"kra/internal/config"
	"net/http"
	"net/http/httptest"
	"testing"
)

func TestActivationGatewayPreservesIDsAndSignsOAPath(t *testing.T) {
	key := "test-key"
	calls := 0
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		calls++
		body, _ := io.ReadAll(r.Body)
		mac := hmac.New(sha256.New, []byte(key))
		mac.Write([]byte(r.Method + "\n" + r.URL.EscapedPath() + "\n" + r.Header.Get("X-Business-Timestamp") + "\n"))
		mac.Write(body)
		if hex.EncodeToString(mac.Sum(nil)) != r.Header.Get("X-Business-Signature") || r.URL.Path != "/oa/internal/business/activation/apply" {
			t.Error("invalid signature/path")
		}
		var values map[string]string
		if err := json.Unmarshal(body, &values); err != nil {
			t.Error(err)
		}
		if values["poolId"] != "9007199254740993" || values["busierId"] != "42" || values["userId"] != "7" {
			t.Errorf("identity precision: %v", values)
		}
		w.Header().Set("Content-Type", "application/json")
		io.WriteString(w, `{"code":0,"msg":"申请成功"}`)
	}))
	defer server.Close()
	store := config.NewStore(&config.Config{BusinessOA: &config.BusinessOA{URL: server.URL + "/oa/", Key: key}})
	if err := NewActivationGateway(store).Apply(context.Background(), business.ActivationApplication{UserID: 7, PoolID: 9007199254740993, BusierID: 42, SourceDB: "lx"}); err != nil {
		t.Fatal(err)
	}
	store.Replace(&config.Config{})
	if err := NewActivationGateway(store).Apply(context.Background(), business.ActivationApplication{}); err != business.ErrActivationSource {
		t.Fatal("missing configuration must fail closed")
	}
	if calls != 1 {
		t.Fatal("unexpected request")
	}
}