package com.cloudhandson.vpdbackoffice.config;

import org.springframework.boot.context.properties.ConfigurationProperties;

/** Product-neutral MCP endpoint labels and tool catalogue configuration. */
@ConfigurationProperties(prefix = "backoffice.mcp")
public record McpProperties(
    String publicUrl,
    String serverName,
    String toolName,
    String toolLabel,
    String toolDescription,
    String promptDescription,
    String tools
) {

  private static final String DEFAULT_PUBLIC_URL = "/mcp";
  private static final String DEFAULT_SERVER_NAME = "data-ai-backoffice";
  private static final String DEFAULT_TOOL_NAME = "oracle.select_ai.data_text2sql";
  private static final String DEFAULT_TOOL_LABEL = "업무 데이터 Text2SQL";
  private static final String DEFAULT_TOOL_DESCRIPTION =
      "승인된 업무 데이터용 읽기 전용 SELECT/WITH SQL을 생성하고, 검증 후 읽기 전용 "
          + "트랜잭션에서 실행합니다.";
  private static final String DEFAULT_PROMPT_DESCRIPTION =
      "업무 데이터에서 조회할 내용을 자연어로 입력합니다.";

  public String resolvedPublicUrl() {
    return requiredOrDefault(publicUrl, DEFAULT_PUBLIC_URL);
  }

  public String resolvedServerName() {
    return requiredOrDefault(serverName, DEFAULT_SERVER_NAME);
  }

  public String resolvedToolName() {
    return requiredOrDefault(toolName, DEFAULT_TOOL_NAME);
  }

  public String resolvedToolLabel() {
    return requiredOrDefault(toolLabel, DEFAULT_TOOL_LABEL);
  }

  public String resolvedToolDescription() {
    return requiredOrDefault(toolDescription, DEFAULT_TOOL_DESCRIPTION);
  }

  public String resolvedPromptDescription() {
    return requiredOrDefault(promptDescription, DEFAULT_PROMPT_DESCRIPTION);
  }

  private String requiredOrDefault(String value, String fallback) {
    return value == null || value.isBlank() ? fallback : value.trim();
  }
}