import { ParsedMessage } from './parsed-message';
import { ParsedMessagePartText } from './parsed-message-part-text';
import { ParsedMessagePartStartTag } from './parsed-message-part-start-tag';
import { ParsedMessagePartPlaceholder } from './parsed-message-part-placeholder';
import { ParsedMessagePartEndTag } from './parsed-message-part-end-tag';
import { IMessageParser } from './i-message-parser';
import { ParsedMessagePartEmptyTag } from './parsed-message-part-empty-tag';
import { ParsedMessagePartICUMessageRef } from './parsed-message-part-icu-message-ref';
/**
* Created by roobm on 10.05.2017.
* A message parser can parse the xml content of a translatable message.
* It generates a ParsedMessage from it.
*/
export declare abstract class AbstractMessageParser implements IMessageParser {
/**
* Parse XML to ParsedMessage.
* @param xmlElement the xml representation
* @param sourceMessage optional original message that will be translated by normalized new one
* Throws an error if normalized xml is not well formed.
*/
createNormalizedMessageFromXML(xmlElement: Element, sourceMessage: ParsedMessage): ParsedMessage;
/**
* Parse XML string to ParsedMessage.
* @param xmlString the xml representation without root element, e.g. this is an example.
* @param sourceMessage optional original message that will be translated by normalized new one
* Throws an error if normalized xml is not well formed.
*/
createNormalizedMessageFromXMLString(xmlString: string, sourceMessage: ParsedMessage): ParsedMessage;
/**
* recursively run through a node and add all identified parts to the message.
* @param node node
* @param message message to be generated.
* @param includeSelf if true, add node by itself, otherwise only children.
*/
private addPartsOfNodeToMessage;
/**
* Return the ICU message content of the node, if it is an ICU Message.
* @param node node
* @return message or null, if it is no ICU Message.
*/
protected getICUMessageText(node: Node): string;
/**
* Test, wether text is beginning of ICU Message.
* @param text text
*/
isICUMessageStart(text: string): boolean;
/**
* Handle this node.
* This is called before the children are done.
* @param elementNode elementNode
* @param message message to be altered
* @return true, if children should be processed too, false otherwise (children ignored then)
*/
protected abstract processStartElement(elementNode: Element, message: ParsedMessage): boolean;
/**
* Handle end of this node.
* This is called after all children are processed.
* @param elementNode elementNode
* @param message message to be altered
*/
protected abstract processEndElement(elementNode: Element, message: ParsedMessage): any;
/**
* Parse normalized string to ParsedMessage.
* @param normalizedString normalized string
* @param sourceMessage optional original message that will be translated by normalized new one
* @return a new parsed message.
* Throws an error if normalized string is not well formed.
*/
parseNormalizedString(normalizedString: string, sourceMessage: ParsedMessage): ParsedMessage;
/**
* Parse a string, that is an ICU message, to ParsedMessage.
* @param icuMessageString the message, like '{x, plural, =0 {nothing} =1 {one} other {many}}'.
* @param sourceMessage optional original message that will be translated by normalized new one
* @return a new parsed message.
* Throws an error if icuMessageString has not the correct syntax.
*/
parseICUMessage(icuMessageString: string, sourceMessage: ParsedMessage): ParsedMessage;
/**
* Helper function: Parse ID from a name.
* name optionally ends with _. This is the idcount.
* E.g. name="TAG_IMG" returns 0
* name = "TAG_IMG_1" returns 1
* @param name name
* @return id count
*/
protected parseIdCountFromName(name: string): number;
/**
* Create the native xml for a message.
* Parts are already set here.
* @param message message
*/
protected createXmlRepresentation(message: ParsedMessage): Element;
protected abstract addXmlRepresentationToRoot(message: ParsedMessage, rootElem: Element): any;
protected createXmlRepresentationOfTextPart(part: ParsedMessagePartText, rootElem: Element): Node;
/**
* the xml used for start tag in the message.
* @param part part
* @param rootElem rootElem
* @param id id number in xliff2
*/
protected abstract createXmlRepresentationOfStartTagPart(part: ParsedMessagePartStartTag, rootElem: Element, id?: number): Node;
/**
* the xml used for end tag in the message.
* @param part part
* @param rootElem rootElem
*/
protected abstract createXmlRepresentationOfEndTagPart(part: ParsedMessagePartEndTag, rootElem: Element): Node;
/**
* the xml used for empty tag in the message.
* @param part part
* @param rootElem rootElem
* @param id id number in xliff2
*/
protected abstract createXmlRepresentationOfEmptyTagPart(part: ParsedMessagePartEmptyTag, rootElem: Element, id?: number): Node;
/**
* the xml used for placeholder in the message.
* @param part part
* @param rootElem rootElem
* @param id id number in xliff2
*/
protected abstract createXmlRepresentationOfPlaceholderPart(part: ParsedMessagePartPlaceholder, rootElem: Element, id?: number): Node;
/**
* the xml used for icu message refs in the message.
* @param part part
* @param rootElem rootElem
*/
protected abstract createXmlRepresentationOfICUMessageRefPart(part: ParsedMessagePartICUMessageRef, rootElem: Element): Node;
}