package com.airlock.iam.oauth2.application.configuration.resource;

import com.airlock.iam.base.misc.log.LogUtil;
import com.airlock.iam.core.application.configuration.contextdata.DateContextDataItemNameConfig;
import com.airlock.iam.oauth2.api.application.configuration.claims.ClaimConditionConfig;
import com.airlock.iam.plugin.api.annotation.config.ConfigurationValidator;
import com.airlock.iam.plugin.api.annotation.config.Plugin;
import com.airlock.iam.plugin.api.annotation.license.PluginLicenseRestriction;
import com.airlock.iam.plugin.api.annotation.lifecycle.AfterConfigActivation;
import com.airlock.iam.plugin.api.annotation.property.PluginProperty;
import com.airlock.iam.plugin.api.annotation.property.StringProperty;
import com.airlock.iam.plugin.api.config.ConfigurationContext;
import com.airlock.iam.plugin.api.config.ConfigurationEnvironment;
import com.airlock.iam.plugin.api.config.Environment;
import com.airlock.iam.plugin.api.config.PluginConfiguration;
import com.airlock.iam.plugin.api.exception.ConfigurationException;
import com.airlock.iam.plugin.api.exception.PropertyConstraintViolationException;
import com.airlock.iam.plugin.api.valuereader.StringPropertyValueReader;
import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
import java.time.format.DateTimeFormatter;

@Plugin(
   description = "A resource provider providing LocalDates from a context data field. A LocalDate is a date without a time zone, as used for birthdays for example.",
   displayName = "OAuth 2.0 LocalDate Context Data Resource"
)
@PluginLicenseRestriction(moduleAffiliation = "OAuthServer")
public class OAuth2LocalDateContextDataResourceProviderConfig extends AbstractOAuth2SingleResourceProviderConfig {
   @PluginProperty(description = "The date context data element to be returned by this resource.", optional = false)
   private DateContextDataItemNameConfig contextDataItem;
   @StringProperty(
      description = "The pattern to format the local date value.",
      optional = true,
      defaultValue = "yyyy-MM-dd",
      suggestedValues = {"yyyy-MM-dd", "dd.MM.yyyy", "MM/dd/yyyy", "dd-MMM-yyyy", "yyyy-MM-dd"}
   )
   private String pattern;
   private static final String PATTERN_FIELD = "pattern";
   private DateTimeFormatter dateFormatter;

   public OAuth2LocalDateContextDataResourceProviderConfig(
      String identifier, DateContextDataItemNameConfig contextDataItem, String pattern, ClaimConditionConfig condition
   ) {
      super(identifier, condition);
      this.contextDataItem = contextDataItem;
      this.pattern = pattern;
      this.dateFormatter = createDateFormatter(pattern);
   }

   @ConfigurationValidator
   public static void validatePattern(PluginConfiguration config, ConfigurationEnvironment env, ConfigurationContext context, Environment validationEnvironment) throws ConfigurationException {
      String patternConfigValue = StringPropertyValueReader.effectiveStringConfigValue(config, "pattern", env, context);

      try {
         createDateFormatter(patternConfigValue);
      } catch (IllegalArgumentException e) {
         throw new PropertyConstraintViolationException(
            "pattern", config, env, context, "The configured pattern " + LogUtil.quote(patternConfigValue) + " is unsupported.", e
         );
      }
   }

   @AfterConfigActivation
   void prepareDateFormatter() {
      this.dateFormatter = createDateFormatter(this.pattern);
   }

   private static DateTimeFormatter createDateFormatter(String patternConfigValue) {
      return DateTimeFormatter.ofPattern(patternConfigValue);
   }

   public DateTimeFormatter getDateFormatter() {
      return this.dateFormatter;
   }

   public DateContextDataItemNameConfig getContextDataItem() {
      return this.contextDataItem;
   }

   @SuppressFBWarnings(justification = "generated code")
   public static OAuth2LocalDateContextDataResourceProviderConfig.OAuth2LocalDateContextDataResourceProviderConfigBuilder builder() {
      return new OAuth2LocalDateContextDataResourceProviderConfig.OAuth2LocalDateContextDataResourceProviderConfigBuilder();
   }

   @SuppressFBWarnings(justification = "generated code")
   public OAuth2LocalDateContextDataResourceProviderConfig() {
   }

   @SuppressFBWarnings(justification = "generated code")
   public static class OAuth2LocalDateContextDataResourceProviderConfigBuilder {
      @SuppressFBWarnings(justification = "generated code")
      private String identifier;
      @SuppressFBWarnings(justification = "generated code")
      private DateContextDataItemNameConfig contextDataItem;
      @SuppressFBWarnings(justification = "generated code")
      private String pattern;
      @SuppressFBWarnings(justification = "generated code")
      private ClaimConditionConfig condition;

      @SuppressFBWarnings(justification = "generated code")
      OAuth2LocalDateContextDataResourceProviderConfigBuilder() {
      }

      @SuppressFBWarnings(justification = "generated code")
      public OAuth2LocalDateContextDataResourceProviderConfig.OAuth2LocalDateContextDataResourceProviderConfigBuilder identifier(String identifier) {
         this.identifier = identifier;
         return this;
      }

      @SuppressFBWarnings(justification = "generated code")
      public OAuth2LocalDateContextDataResourceProviderConfig.OAuth2LocalDateContextDataResourceProviderConfigBuilder contextDataItem(
         DateContextDataItemNameConfig contextDataItem
      ) {
         this.contextDataItem = contextDataItem;
         return this;
      }

      @SuppressFBWarnings(justification = "generated code")
      public OAuth2LocalDateContextDataResourceProviderConfig.OAuth2LocalDateContextDataResourceProviderConfigBuilder pattern(String pattern) {
         this.pattern = pattern;
         return this;
      }

      @SuppressFBWarnings(justification = "generated code")
      public OAuth2LocalDateContextDataResourceProviderConfig.OAuth2LocalDateContextDataResourceProviderConfigBuilder condition(ClaimConditionConfig condition) {
         this.condition = condition;
         return this;
      }

      @SuppressFBWarnings(justification = "generated code")
      public OAuth2LocalDateContextDataResourceProviderConfig build() {
         return new OAuth2LocalDateContextDataResourceProviderConfig(this.identifier, this.contextDataItem, this.pattern, this.condition);
      }

      @SuppressFBWarnings(justification = "generated code")
      @Override
      public String toString() {
         return "OAuth2LocalDateContextDataResourceProviderConfig.OAuth2LocalDateContextDataResourceProviderConfigBuilder(identifier="
            + this.identifier
            + ", contextDataItem="
            + this.contextDataItem
            + ", pattern="
            + this.pattern
            + ", condition="
            + this.condition
            + ")";
      }
   }
}