/*
 * eGov suite of products aim to improve the internal efficiency,transparency,
 *    accountability and the service delivery of the government  organizations.
 *
 *     Copyright (C) <2015>  eGovernments Foundation
 *
 *     The updated version of eGov suite of products as by eGovernments Foundation
 *     is available at http://www.egovernments.org
 *
 *     This program is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     any later version.
 *
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with this program. If not, see http://www.gnu.org/licenses/ or
 *     http://www.gnu.org/licenses/gpl.html .
 *
 *     In addition to the terms of the GPL license to be adhered to in using this
 *     program, the following additional terms are to be complied with:
 *
 *         1) All versions of this program, verbatim or modified must carry this
 *            Legal Notice.
 *
 *         2) Any misrepresentation of the origin of the material is prohibited. It
 *            is required that all modified versions of this material be marked in
 *            reasonable ways as different from the original version.
 *
 *         3) This license does not grant any rights to any user of the program
 *            with regards to rights under trademark law for use of the trade names
 *            or trademarks of eGovernments Foundation.
 *
 *   In case of any queries, you can reach eGovernments Foundation at contact@egovernments.org.
 */
package org.egov.commons;

import org.egov.infra.persistence.validator.annotation.CompositeUnique;
import org.egov.infra.persistence.validator.annotation.OptionalPattern;
import org.egov.infra.persistence.validator.annotation.Required;
import org.egov.infra.persistence.validator.annotation.Unique;
import org.egov.infra.validation.exception.ValidationError;
import org.egov.infra.validation.regex.Constants;
import org.egov.infstr.models.BaseModel;
import org.hibernate.validator.constraints.Length;

import javax.validation.constraints.Min;

import java.math.BigDecimal;
import java.util.Arrays;
import java.util.List;

@CompositeUnique(fields = { "minAmount",
"maxAmount" }, message = "contractorgrade.amount.exist")
@Unique(fields = { "grade" }, id = "id", tableName = "EGW_CONTRACTOR_GRADE", columnName = { "GRADE" }, message = "contractorGrade.grade.isunique")
public class ContractorGrade extends BaseModel {

	@Required(message = "contractorGrade.grade.null")
	@Length(max = 20, message = "contractorGrade.grade.length")
        @OptionalPattern(regex = Constants.ALPHANUMERICWITHSPECIALCHAR, message = "contractorGrade.grade.alphaNumeric")
	private String grade;

	@Required(message = "contractorGrade.description.null")
	@Length(max = 100, message = "contractorGrade.description.length")
	private String description;

	@Required(message = "contractorGrade.minAmount.null")
	@Min(value = 0, message = "contractorGrade.minAmount.valid")
	@OptionalPattern(regex = Constants.NUMERIC, message = "contractorGrade.minAmount.numeric")
	private BigDecimal minAmount;

	@Required(message = "contractorGrade.maxAmount.null")
	@Min(value = 0, message = "contractorGrade.maxAmount.valid")
	@OptionalPattern(regex = Constants.NUMERIC, message = "contractorGrade.maxAmount.numeric")
	private BigDecimal maxAmount;

	private String maxAmountString;
	private String minAmountString;
	
	public ContractorGrade() {
		//For hibernate to work
	}

	public ContractorGrade(String grade, String description, BigDecimal minAmount, BigDecimal maxAmount) {
		this.grade = grade;
		this.description = description;
		this.minAmount = minAmount;
		this.maxAmount = maxAmount;
	}

	public String getGrade() {
		return grade;
	}

	public void setGrade(String grade) {
		this.grade = grade;
	}

	public String getDescription() {
		return description;
	}

	public void setDescription(String description) {
		this.description = description;
	}

	public BigDecimal getMinAmount() {
		return minAmount;
	}

	public void setMinAmount(BigDecimal minAmount) {
		this.minAmount = minAmount;
	}

	public BigDecimal getMaxAmount() {
		return maxAmount;
	}

	public void setMaxAmount(BigDecimal maxAmount) {
		this.maxAmount = maxAmount;
	}

	public String getMaxAmountString() {
		return maxAmountString;
	}

	public void setMaxAmountString(String maxAmountString) {
		this.maxAmountString = maxAmountString;
	}

	public String getMinAmountString() {
		return minAmountString;
	}

	public void setMinAmountString(String minAmountString) {
		this.minAmountString = minAmountString;
	}

	public List<ValidationError> validate() {
		List<ValidationError> errorList = null;
		if(minAmount != null && maxAmount != null) {
			if (maxAmount.compareTo(minAmount) == -1) {
				return Arrays.asList(new ValidationError("maxAmount", "contractor.grade.maxamount.invalid"));
			}
		}
		return errorList;
	}

	@Override
	public String toString() {
		StringBuilder builder = new StringBuilder();
		builder.append("ContractorGrade [grade=").append(grade).append(", description=").append(description).append(", minAmount=").append(minAmount).append(", maxAmount=").append(maxAmount).append(", maxAmountString=").append(maxAmountString)
				.append(", minAmountString=").append(minAmountString).append("]");
		return builder.toString();
	}

}