package com.cloudhandson.vpdbackoffice.web;

import static org.assertj.core.api.Assertions.assertThat;

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.List;
import org.junit.jupiter.api.Test;

class GuidedFlowTemplateTest {

  @Test
  void dashboardPrioritizesActionsAndKeepsDetailCollapsed() throws IOException {
    String html = template("dashboard.html");
    String layout = template("fragments/layout.html");
    String javascript = Files.readString(Path.of("src/main/resources/static/js/app.js"));

    assertThat(html)
        .contains("th:replace=\"~{fragments/layout :: head('VPD 권한 운영')}\"")
        .contains("권한 관리")
        .contains("접근 검증")
        .contains("접근 규칙")
        .contains("현재 상태")
        .contains("상세 현황")
        .contains("<details class=\"dashboard-details\">")
        .doesNotContain("journey-card")
        .doesNotContain("dashboard-workflow")
        .doesNotContain(">01<", ">02<");
    assertThat(layout)
        .contains("VPD 권한 운영")
        .contains("권한 관리")
        .contains("보호·검증")
        .contains("연동 도구")
        .contains("운영·고급")
        .contains("조회 연동")
        .contains("MCP 서비스")
        .contains("고급 접근 조건")
        .contains("시스템 설정")
        .contains("data-submenu-trigger")
        .contains("data-submenu-bar")
        .contains("data-submenu-panel")
        .doesNotContain("VPD Backoffice");
    assertThat(javascript)
        .contains("data-submenu-trigger")
        .contains("data-submenu-panel")
        .doesNotContain("closeAllMenuGroups");
  }

  @Test
  void productPagesKeepBackgroundGuidanceBehindAConsistentHelpControl() throws IOException {
    for (String page : List.of(
        "permissions.html", "vpd-policies.html", "tokens.html", "probe.html", "objects.html",
        "effective-matrix.html", "users.html", "groups.html", "roles.html", "vector-knowledge.html",
        "operation-status.html", "settings.html", "settings-database.html", "ords-handlers.html",
        "vpd-filter-policies.html", "mcp-chatbot.html", "mcp-reasoning.html", "mcp-client-demo.html",
        "mcp-sse.html")) {
      assertThat(template(page))
          .contains("<summary>도움말</summary>")
          .doesNotContain("context-summary")
          .doesNotContain("architectureStrip");
    }
    assertThat(template("vector-knowledge.html"))
        .doesNotContain("1 · CONTENT", "2 · ACCESS POLICY", "3 · SEARCH");
  }

  @Test
  void productFormsUseTaskNamesInsteadOfVisibleStepNumbers() throws IOException {
    String permissions = template("permissions.html");
    String tokens = template("tokens.html");
    String probe = template("probe.html");
    String client = template("mcp-client-demo.html");

    assertThat(permissions)
        .contains("data-wizard-target=\"1\">역할")
        .contains("data-wizard-target=\"2\">대상")
        .doesNotContain(">1 역할<", ">2 객체<", "wizard-step-number");
    assertThat(tokens)
        .contains("검증 사용자 선택", "검증 세션 발급")
        .doesNotContain("1. 검증할 사용자 선택", "2. 검증 세션 발급");
    assertThat(probe)
        .contains("접근 검증 실행", "<strong>검증 결과</strong>")
        .doesNotContain("1. 발급받은 토큰 원문", "2. 확인할 데이터", "3. 접근 검증 실행");
    assertThat(client)
        .contains("연결 시작", "도구 목록", "도구 호출")
        .doesNotContain("<span>1</span>", "<span>2</span>", "<span>3</span>");
  }

  @Test
  void probeUsesOneTokenInputAndHidesTechnicalExchangeByDefault() throws IOException {
    String probe = template("probe.html");
    String result = template("fragments/probe-result.html");

    assertThat(probe)
        .contains("name=\"bearerToken\"")
        .contains("검증 세션 사용자")
        .contains("벡터 검색어 (평문)")
        .contains("임베딩 방식")
        .doesNotContain("벡터 검색 요청 본문 (JSON)")
        .doesNotContain("name=\"tokenKeyId\"");
    assertThat(result)
        .contains("적용된 사용자와 권한")
        .contains("DB 실행 증적")
        .contains("권한 조건 재현 SQL")
        .contains("set_vpd_context 사용자 컨텍스트")
        .contains("CB_AGENT_CTX.USER_ID")
        .contains("벡터 유사도 검색 기준")
        .contains("역할 기반 권한 필터 (VPD)")
        .contains("VECTOR_DISTANCE")
        .contains("벡터 검색 Top-K")
        .contains("벡터 거리 (SCORE)")
        .contains("vpd_predicate")
        .contains("다음에 할 일")
        .contains("<details")
        .contains("기술 상세");
  }

  @Test
  void vpdDefaultApplyAndAdvancedCustomFiltersAreVisuallySeparated() throws IOException {
    String policies = template("vpd-policies.html");
    String filters = template("vpd-filter-policies.html");

    assertThat(policies)
        .contains("action=\"/vpd-policies/default\"")
        .contains("권한체계 자동 적용")
        .contains("객체만 선택");
    assertThat(filters)
        .contains("기본 동작: 권한체계 자동 반영")
        .contains("고급: 별도 Filter 만들기")
        .contains("fail-closed")
        .contains("CB_AGENT_DOC_VPD_FILTER");
  }

  @Test
  void ordsObjectPageSeparatesAccessFromColumnDisplayProtection() throws IOException {
    String html = template("objects.html");

    assertThat(html)
        .contains("누가 어떤 행을 볼 수 있는지는 권한 규칙과 VPD에서 결정")
        .contains("지식 검색 연결 흐름")
        .contains("VPD context 설정과 기본 SELECT")
        .contains("전용 벡터 Handler 사용")
        .contains("원문 표시 허용 컬럼")
        .doesNotContain("표시 보호 등급", "마스킹 방식");
  }

  @Test
  void permissionWizardExplainsTagRulesAndOrSemantics() throws IOException {
    String html = template("permissions.html");
    String javascript = Files.readString(Path.of("src/main/resources/static/js/app.js"));

    assertThat(html)
        .contains("value=\"TAG\">특정 기술 태그")
        .contains("TECH_TAG")
        .contains("태그를 여러 개 추가하면")
        .contains("data-wizard-validation")
        .contains("다른 조건 규칙은 한 권한에 함께 저장할 수 없습니다")
        .contains("저장 영향")
        .contains("되돌리기");
    assertThat(javascript)
        .contains("validatePermissionWizardStep")
        .contains("ALL 규칙은 다른 조건 규칙과 함께 저장할 수 없습니다")
        .contains("movePermissionWizard");
  }

  @Test
  void roleTokenAndVpdPagesExplainTheirBoundaries() throws IOException {
    String roles = template("roles.html");
    String tokens = template("tokens.html");
    String policies = template("vpd-policies.html");
    String filters = template("vpd-filter-policies.html");

    assertThat(roles)
        .contains("표시 보호 등급 상한")
        .contains("행 접근 권한은 권한 규칙과 VPD에서 결정합니다");
    assertThat(tokens)
        .contains("회수·만료 포함")
        .contains("현재 사용 가능한 토큰만");
    assertThat(policies)
        .contains("어느 객체의 어떤 SQL에 어떤 Filter function을 붙일지")
        .contains("이 policy가 하는 일");
    assertThat(filters)
        .contains("이 Filter가 보호하는 내용")
        .contains("기술 태그 비교 예시");
  }

  @Test
  void connectionSettingsAreSeparatedFromDatabasePreparation() throws IOException {
    String settings = template("settings.html");
    String database = template("settings-database.html");

    assertThat(settings)
        .contains("시스템 설정")
        .contains("/settings/database")
        .doesNotContain("action=\"/settings/database/initialize\"");
    assertThat(database)
        .contains("DB 준비 상태")
        .contains("/settings/database/initialize")
        .contains("확인 문구 입력")
        .contains("DB 준비 실행")
        .doesNotContain("action=\"/settings/schema/initialize\"");
  }

  @Test
  void effectiveMatrixStartsWithOneUserAndKeepsGroupAndRoleAsSecondaryViews() throws IOException {
    String html = template("effective-matrix.html");
    String javascript = Files.readString(Path.of("src/main/resources/static/js/app.js"));

    assertThat(html)
        .contains("선택한 사용자의 최종 권한")
        .contains("data-effective-user-focus")
        .contains("data-effective-tab=\"user\"")
        .contains("data-effective-pane=\"group\"")
        .contains("data-effective-pane=\"role\"");
    assertThat(javascript)
        .contains("updateEffectiveUserFocus")
        .contains("initEffectiveMatrixTabs");
  }

  @Test
  void mcpPagesDescribeReasoningAndProtocolBoundaries() throws IOException {
    String chatbot = template("mcp-chatbot.html");
    String reasoning = template("mcp-reasoning.html");
    String client = template("mcp-client-demo.html");
    String sse = template("mcp-sse.html");

    assertThat(chatbot).contains("검증 세션 사용자").contains("태그 벡터 검색");
    assertThat(reasoning).contains("MCP tool을 고르고").contains("검증 세션 사용자").contains("MCP Tool");
    assertThat(client).contains("tool 선택과 호출은 reasoning 결과").doesNotContain("Context Path");
    assertThat(sse).contains("Instruction / parameter mapping").contains("bearerToken");
  }

  @Test
  void vectorKnowledgePageShowsIngestPermissionAndSearchFlow() throws IOException {
    String vector = template("vector-knowledge.html");
    String result = template("fragments/vector-search-result.html");

    assertThat(vector)
        .contains("지식자료 등록")
        .contains("ALLOW TAG SPRING_BOOT")
        .contains("DENY TAG ORDS")
        .contains("권한 기반 지식 검색")
        .contains("로컬 임베딩(개발용)")
        .contains("/vector-knowledge/ingest")
        .contains("/vector-knowledge/search");
    assertThat(result)
        .contains("TECH_TAG")
        .contains("검색 기술 상세 보기");
  }

  @Test
  void probeResultSeparatesDbExecutionEvidenceFromReconstructedSql() throws IOException {
    String result = template("fragments/probe-result.html");
    String vectorSql = Files.readString(Path.of("sql/adb/29_agent_ords_vector_search_ords.sql"));

    assertThat(result)
        .contains("DB 실행 증적")
        .contains("DB가 기록한 원문 SQL")
        .contains("DBMS_XPLAN Predicate Information")
        .contains("SQL_ID")
        .contains("권한 조건 재현 SQL")
        .contains("권한 적용 SQL")
        .contains("VPD가 추가한 WHERE 조건")
        .contains("ALL: 추가 행 필터 없음")
        .contains("기본 whitelist 역할");
    assertThat(vectorSql)
        .contains("VECTOR_DISTANCE(d.embedding, TO_VECTOR(:embedding), COSINE)")
        .contains("IF TRIM(v_vpd_predicate) <> '1 = 1' THEN")
        .contains("' AND (' || v_vpd_predicate || ')'");
  }

  @Test
  void vectorDefaultRolesAreSeededAsWhitelistAllRules() throws IOException {
    String setup = Files.readString(Path.of("sql/adb/32_dds_vector_tag_setup.sql"));

    assertThat(setup)
        .contains("ensure_vector_all_permission(10)")
        .contains("ensure_vector_all_permission(20)")
        .contains("ensure_vector_all_permission(30)")
        .contains("UPPER(TRIM(rule_type)) = 'TAG'")
        .contains("NULL, 'ALL', NULL")
        .doesNotContain("SYS.ODCIVARCHAR2LIST('SPRING_BOOT', 'ORDS')");
  }

  @Test
  void defaultVerificationUsersUseHumanNamesInsteadOfRoleLikeAgentNames() throws IOException {
    String seed = Files.readString(Path.of("sql/adb/17_agent_ords_security_local_vpd_setup.sql"));
    String users = template("users.html");
    String result = template("fragments/probe-result.html");

    assertThat(seed)
        .contains("(101, '이에이치알'")
        .contains("(102, '박파이넨스'")
        .contains("(103, '김어드민'");
    assertThat(users).contains("이에이치알").doesNotContain(">agent_hr<");
    assertThat(result).contains("김어드민").doesNotContain(">agent_all<");
  }

  @Test
  void vectorOrdsHandlerReadsBodyStreamOnlyOnce() throws IOException {
    String sql = Files.readString(Path.of("sql/adb/29_agent_ords_vector_search_ords.sql"));

    assertThat(sql)
        .contains("v_body_text      CLOB")
        .contains("v_body_text := :body_text")
        .contains("Duplicate stream parameter")
        .doesNotContain("JSON_QUERY(\n    :body_text")
        .doesNotContain("JSON_VALUE(\n      :body_text");
    assertThat(sql.split("v_body_text := :body_text", -1)).hasSize(2);
    assertThat(sql).contains("vpd_predicate").contains("effective_sql");
  }

  @Test
  void existingOrdsSetupCanReturnTheVpdPredicateTrace() throws IOException {
    String setup = Files.readString(Path.of("sql/adb/22_agent_ords_security_ords_handler_setup.sql"));
    String grant = Files.readString(Path.of("sql/adb/33_agent_ords_sql_trace_grant.sql"));

    assertThat(setup)
        .contains("admin.cb_agent_doc_vpd_filter('ADMIN', 'CB_V_SEARCH_DOCUMENTS')")
        .contains("APEX_JSON.WRITE('effective_sql', v_effective_sql)");
    assertThat(grant).contains("GRANT EXECUTE ON cb_agent_doc_vpd_filter TO cb_ords");
  }

  private String template(String relativePath) throws IOException {
    return Files.readString(Path.of("src/main/resources/templates").resolve(relativePath));
  }
}