/**
 * @author Martin Karkowski
 * @email m.karkowski@zema.de
 * @create date 2020-02-20 19:42:06
 * @modify date 2020-11-25 17:29:25
 * @desc [description]
 */

import * as handlebars from "handlebars";
import { updateIds } from "../../ZISS-Network/helpers/idUpdater";
import { ILogicNetwork } from "../../ZISS-Network/type/ILogicNetwork";
import { defineFlows } from "../../ZISS-Petri-Net/src/wrappers/loader";
import { IArcExpression } from "../../ZISS-Petri-Net/types/IArcAnnotation";
import { analyzeLogic } from "../src/analyze.logic";
import {
  IParseableLogic,
  IParsedLogic,
  ITransitionDescription
} from "../types/interface";

export type THelperFunction = (data: IParsedLogic) => string;

export interface IParser {
  mainLoop(context: IParsedLogic): string;
  variableDefinition(context: IParsedLogic): string;
  instanceCreation(context: IParsedLogic): string;
}

export class AbstractParser {
  public variableDefinition(context: IParsedLogic): string {
    throw new Error("Method not implemented.");
  }

  // Array, containing all Elements which should be replaced.
  protected _replace: {
    regex: RegExp;
    replacer: string;
  }[] = [];

  /**
   * Function, which will be used to adapt the Path.
   * @param value
   */
  protected _adaptGuard(
    guard: string,
    simplifiedGuard: string,
    OriginalScope: {
      [index: string]: {
        source: string;
        schema: IJsonSchema;
      };
    },
    simplifiedScope: {
      [index: string]: {
        source: string;
        schema: IJsonSchema;
      };
    },
    mappingOriginalToSimplified: Map<string, string>,
    mappingSimplifiedToOriginal: Map<string, string>,
    mappingSimplifiedToAdapted: Map<string, string>,
    mappingAdaptedToSimplified: Map<string, string>,
    mappingVariableToRoot: Map<string, string>
  ): string {
    throw Error("Please Create a Valid Instance");
  }

  /**
   * Function, which will be used to adapt a Variable Name.
   * @param value The original Variable Name
   */
  protected _adaptVariableName(
    variable: string,
    simplifiedName: string,
    path: string
  ): string {
    throw Error("Please Create a Valid Instance");
  }

  /**
   * Function, which will be used to generate Function Code.
   * @param taskData
   */
  protected _getFunctionTriggerCode(taskData): string {
    throw Error("Please Create a Valid Instance");
  }

  protected _getVariableName(taskData): string {
    throw Error("Please Create a Valid Instance");
  }

  protected _templates: {
    [index: string]: string;
  } = {};

  linkTemplates(...args) {
    for (const partial in this._templates) {
      handlebars.registerPartial(partial, this._templates[partial]);
    }
  }

  /**
   * Helper Function, to Generate the desired Logic.
   * @param _network
   */
  parseLogic(_network: ILogicNetwork) {
    let network = deepClone(_network);

    // Reference to the Own Object.
    const _this = this;
    // Update the Ids.
    network = updateIds(network);

    // Define the Flow of the Network.
    network = defineFlows(network);

    const context = analyzeLogic(network, {
      padSizeNames: true,
      // The Adapted Values shouldn't be stored in the Network-Object
      adaptGuard: (...args) => _this._adaptGuard(...args),
      adaptVariableName: (...args) => _this._adaptVariableName(...args)
    });

    return context;
  }

  /**
   * Function to Get the Transitions of the Network, Sorted by there Priority
   * @param network The Network Describing the Logic.
   */
  getTransitionDescriptions(
    network: ILogicNetwork,
    sort: "priority" | "id" = "priority"
  ): ITransitionDescription[] {
    const context = this.parseLogic(network);
    const transitions = Array.from(context.transitions.values());

    transitions.sort(dynamicSort(sort));

    return transitions;
  }

  protected _convertInput(definition: {
    // Amount of Tokens that will be consumed (Result must be greater the minTokens)
    consumed: IArcExpression;
    placeId: string;
    type:
      | "expression"
      | "inhibitor"
      | "multiexpression"
      | "test"
      | "value"
      | "variable";
    minTokens: number;
  }): {
    placeId: string;
    minTokens: number;
    tokensToRemove: number;
  } {
    throw Error("Not implemented");
  }

  protected _convertOutput(definition: {
    // Amount of Tokens that will be produced
    produced: IArcExpression;
    placeId: string;
    type:
      | "expression"
      | "inhibitor"
      | "multiexpression"
      | "test"
      | "value"
      | "variable";
    maxTokens: number;
  }): {
    // Amount of Tokens that will be produced
    placeId: string;
    maxTokens: number;
    tokensToAdd: number;
  } {
    throw Error("Not implemented");
  }

  /**
   *
   * @param network
   */
  getParseableLogic(network: ILogicNetwork) {
    const _this = this;
    const context = this.parseLogic(network);

    const ret: IParseableLogic = {
      initialMarking: [],
      places: context.places,
      transitions: [],
      transitionsSortedByPriority: [],
      variables: context.variables,
      subscribedVariables: context.subscribedVariables,
      actions: []
    };

    const transtionsSortedById = this.getTransitionDescriptions(network, "id");
    // Iterate over the
    const _createTrans = (
      idx: number,
      trans: ITransitionDescription,
      length: number
    ) => {
      return {
        externalGuard: trans.adaptedExternalGuard,
        dynamicParams: trans.simplifiedDynamicParams,
        id: trans.id,
        consumed: Array.from(trans.inputs.consumed.values()).map((item) =>
          _this._convertInput(item)
        ),
        avoided: Array.from(trans.inputs.prevents.values()),
        required: Array.from(trans.inputs.required.values()).map((item) =>
          _this._convertInput(item)
        ),
        isAction: trans.isAction,
        label: trans.label,
        logicalGuard: trans.logicalGuard,
        produced: Array.from(trans.outputs.values()).map((item) =>
          _this._convertOutput(item)
        ),
        priority: trans.priority,
        scope: trans.simplifiedScope,
        taskID: trans.taskID,
        triggers: trans.triggers,
        functionName: trans.functionName,
        mode: trans.mode,
        params: trans.params,
        isFirst: idx === 0,
        isLast: length - 1 === idx,
        maxTime: trans.maxTime,
        minTime: trans.minTime,
        useMaxTime: trans.useMaxTime,
        useTimes: trans.useTimes,
        locks: trans.locks,
        releases: trans.releases,
        idx
      };
    };

    for (const [idx, trans] of transtionsSortedById.entries()) {
      const _trans = _createTrans(idx, trans, transtionsSortedById.length);
      ret.transitions.push(_trans);
      if (trans.isAction) {
        ret.actions.push(deepClone(_trans));
      }
    }

    const transtionsSortedByPriority = this.getTransitionDescriptions(
      network,
      "priority"
    );
    for (const [idx, trans] of transtionsSortedByPriority.entries()) {
      const _trans = _createTrans(
        idx,
        trans,
        transtionsSortedByPriority.length
      );
      ret.transitionsSortedByPriority.push(_trans);
    }

    if (ret.actions.length > 0) {
      ret.actions[0].isFirst = true;
      ret.actions[ret.actions.length - 1].isLast = true;
    }

    return ret;
  }

  /**
   * Function, which will generate the MainLoop.
   * @param network
   */
  mainLoop(network: ILogicNetwork): string {
    throw new Error("Method not implemented.");
  }

  instanceCreation(context: IParsedLogic): string {
    throw new Error("Method not implemented.");
  }
}