// AuthLoads 离线单测：CaptchaLoad/LoginLoad 句柄行为（done/failed/abort 闸门），
// 用 FakeApiCall + 真 ApiChain 离线驱动，不联网。QSignalSpy 需 Qt6::Test。
#include <gtest/gtest.h>

#include <QSignalSpy>

#include "ApiChain.hpp"
#include "ApiClient.hpp"
#include "AuthLoads.hpp"
#include "AuthService.hpp"
#include "net/FakeApiCall.hpp"

using namespace geopro::net;
using geopro::net::test::FakeApiCall;

namespace {

ApiResponse captchaOk() {
    ApiResponse r;
    r.code = 200;
    r.httpStatus = 200;
    r.data = QJsonObject{{"id", "cid-1"}, {"code", "AB12"}};
    return r;
}

ApiResponse tokenOk() {
    ApiResponse r;
    r.code = 200;
    r.httpStatus = 200;
    r.data = QJsonObject{{"accessToken", "Geomative deadbeef"}};
    return r;
}

ApiResponse plainOk() {
    ApiResponse r;
    r.code = 200;
    r.httpStatus = 200;
    return r;
}

ApiResponse failResp() {
    ApiResponse r;
    r.code = 500;
    r.httpStatus = 200;
    r.msg = QStringLiteral("验证码错误");
    return r;
}

auto isFailure = [](const ApiResponse& r) { return r.code != 200 || !r.rawError.isEmpty(); };

}  // namespace

TEST(CaptchaLoad, ParsesCaptchaOnSuccess) {
    auto* call = new FakeApiCall;
    auto* load = new CaptchaLoad(call);
    QSignalSpy doneSpy(load, &CaptchaLoad::done);
    QSignalSpy failSpy(load, &CaptchaLoad::failed);
    call->fire(captchaOk());
    ASSERT_EQ(doneSpy.count(), 1);
    EXPECT_EQ(failSpy.count(), 0);
    auto cap = doneSpy.takeFirst().at(0).value<AuthService::Captcha>();
    EXPECT_EQ(cap.codeId, QStringLiteral("cid-1"));
    EXPECT_EQ(cap.code, QStringLiteral("AB12"));
}

TEST(CaptchaLoad, EmitsFailedOnErrorResponse) {
    auto* call = new FakeApiCall;
    auto* load = new CaptchaLoad(call);
    QSignalSpy doneSpy(load, &CaptchaLoad::done);
    QSignalSpy failSpy(load, &CaptchaLoad::failed);
    call->fire(failResp());
    EXPECT_EQ(doneSpy.count(), 0);
    ASSERT_EQ(failSpy.count(), 1);
    EXPECT_EQ(failSpy.takeFirst().at(0).toString(), QStringLiteral("验证码错误"));
}

TEST(CaptchaLoad, AbortGateSuppressesLateSignal) {
    auto* call = new FakeApiCall;
    auto* load = new CaptchaLoad(call);
    QSignalSpy doneSpy(load, &CaptchaLoad::done);
    load->abort();
    EXPECT_TRUE(call->aborted);
    call->fire(captchaOk());  // 迟到
    EXPECT_EQ(doneSpy.count(), 0);
}

TEST(LoginLoad, EmitsTokenOnChainSuccess) {
    auto* s1 = new FakeApiCall;
    auto* s2 = new FakeApiCall;
    QList<ApiChain::StepFactory> steps{
        [&](const QList<ApiResponse>&) -> IApiCall* { return s1; },
        [&](const QList<ApiResponse>&) -> IApiCall* { return s2; }};
    auto* chain = new ApiChain(steps, isFailure);
    auto* load = new LoginLoad(chain);
    QSignalSpy doneSpy(load, &LoginLoad::done);
    QSignalSpy failSpy(load, &LoginLoad::failed);
    s1->fire(plainOk());   // verifyCodeCheck 通过 → 触发 step2
    s2->fire(tokenOk());   // login2 返回 token
    ASSERT_EQ(doneSpy.count(), 1);
    EXPECT_EQ(failSpy.count(), 0);
    EXPECT_EQ(doneSpy.takeFirst().at(0).toString(), QStringLiteral("Geomative deadbeef"));
}

TEST(LoginLoad, EmitsFailedWhenChainFails) {
    auto* s1 = new FakeApiCall;
    QList<ApiChain::StepFactory> steps{
        [&](const QList<ApiResponse>&) -> IApiCall* { return s1; }};
    auto* chain = new ApiChain(steps, isFailure);
    auto* load = new LoginLoad(chain);
    QSignalSpy doneSpy(load, &LoginLoad::done);
    QSignalSpy failSpy(load, &LoginLoad::failed);
    s1->fire(failResp());
    EXPECT_EQ(doneSpy.count(), 0);
    ASSERT_EQ(failSpy.count(), 1);
    EXPECT_EQ(failSpy.takeFirst().at(0).toString(), QStringLiteral("验证码错误"));
}

TEST(LoginLoad, EmitsFailedWhenTokenMissing) {
    auto* s1 = new FakeApiCall;
    QList<ApiChain::StepFactory> steps{
        [&](const QList<ApiResponse>&) -> IApiCall* { return s1; }};
    auto* chain = new ApiChain(steps, isFailure);
    auto* load = new LoginLoad(chain);
    QSignalSpy doneSpy(load, &LoginLoad::done);
    QSignalSpy failSpy(load, &LoginLoad::failed);
    s1->fire(plainOk());  // 成功但无 accessToken
    EXPECT_EQ(doneSpy.count(), 0);
    ASSERT_EQ(failSpy.count(), 1);
}