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package com.arextest.diff.sdk;

import com.arextest.diff.model.CompareOptions;
import com.arextest.diff.model.CompareResult;
import com.arextest.diff.model.GlobalOptions;
import com.arextest.diff.model.RulesConfig;
import com.arextest.diff.utils.CompareUtil;
import com.arextest.diff.utils.JSONArraySort;
import com.arextest.diff.utils.JacksonHelperUtil;
import com.arextest.diff.utils.MDCCompareUtil;
import com.arextest.diff.utils.OptionsToRulesConvert;
import java.util.List;
import java.util.Objects;

public class CompareSDK {

  private GlobalOptions globalOptions = new GlobalOptions();

  public CompareSDK() {
  }

  /**
   * fromException
   *
   * @param baseMsg the based msg
   * @param testMsg the tested msg
   * @param remark  the info of exception
   * @return the compare result
   */
  public static CompareResult fromException(String baseMsg, String testMsg, String remark) {
    return CompareResult.builder().exception(baseMsg, testMsg, remark).build();
  }

  /**
   * Expose to the caller, sort a set of packets, and use split sorting
   *
   * @param baseMsgs the based msg
   * @param testMsgs the tested msg
   */
  public static void arraySort(List baseMsgs, List testMsgs) {

    if (baseMsgs == null || testMsgs == null) {
      return;
    }

    JSONArraySort.jsonArraySortSplitWhole(baseMsgs, testMsgs, 0.0f);

    int leftSize = baseMsgs.size();
    int rightSize = testMsgs.size();

    while (leftSize < rightSize) {
      baseMsgs.add(JacksonHelperUtil.getObjectNode().toString());
      leftSize++;
    }

    while (leftSize > rightSize) {
      testMsgs.add(JacksonHelperUtil.getArrayNode().toString());
      rightSize++;
    }
  }

  public GlobalOptions getGlobalOptions() {
    return this.globalOptions;
  }

  public CompareResult compare(String baseMsg, String testMsg) {
    RulesConfig rulesConfig = OptionsToRulesConvert.optionsToConfig(baseMsg, testMsg, null,
        globalOptions);
    return compare(rulesConfig);
  }

  public CompareResult compare(String baseMsg, String testMsg, CompareOptions compareOptions) {
    RulesConfig rulesConfig =
        OptionsToRulesConvert.optionsToConfig(baseMsg, testMsg, compareOptions, globalOptions);
    return compare(rulesConfig);
  }

  public CompareResult quickCompare(String baseMsg, String testMsg) {
    RulesConfig rulesConfig = OptionsToRulesConvert.optionsToConfig(baseMsg, testMsg, null,
        globalOptions);
    rulesConfig.setQuickCompare(true);
    return compare(rulesConfig);
  }

  public CompareResult quickCompare(String baseMsg, String testMsg, CompareOptions compareOptions) {
    RulesConfig rulesConfig =
        OptionsToRulesConvert.optionsToConfig(baseMsg, testMsg, compareOptions, globalOptions);
    rulesConfig.setQuickCompare(true);
    return compare(rulesConfig);
  }

  private CompareResult compare(RulesConfig rulesConfig) {
    MDCCompareUtil.addServiceName(MDCCompareUtil.SERVICE_NAME_VALUE);
    MDCCompareUtil.addFastCompare(rulesConfig.isQuickCompare());
    MDCCompareUtil.addCompareType(rulesConfig.getCategoryType());
    if (Objects.equals(rulesConfig.getBaseMsg(), rulesConfig.getTestMsg())) {
      return CompareResult.builder().noDiff(rulesConfig.getBaseMsg(), rulesConfig.getTestMsg())
          .build();
    }
    CompareResult compareResult = CompareUtil.jsonCompare(rulesConfig);
    MDCCompareUtil.removeServiceName();
    MDCCompareUtil.removeFastCompare();
    MDCCompareUtil.removeCompareType();
    return compareResult;
  }

}