import { injectable } from "tsyringe";
import * as operations from "../../shared/operations";
import FindUseCase from "../usecases/FindUseCase";
import ConsoleUseCase from "../usecases/ConsoleUseCase";
import TabUseCase from "../usecases/TabUseCase";
import TabSelectUseCase from "../usecases/TabSelectUseCase";
import ZoomUseCase from "../usecases/ZoomUseCase";
import NavigateUseCase from "../usecases/NavigateUseCase";
import RepeatUseCase from "../usecases/RepeatUseCase";

@injectable()
export default class OperationController {
  constructor(
    private findUseCase: FindUseCase,
    private consoleUseCase: ConsoleUseCase,
    private tabUseCase: TabUseCase,
    private tabSelectUseCase: TabSelectUseCase,
    private zoomUseCase: ZoomUseCase,
    private navigateUseCase: NavigateUseCase,
    private repeatUseCase: RepeatUseCase
  ) {}

  async exec(repeat: number, op: operations.Operation): Promise<any> {
    await this.doOperation(repeat, op);
    if (this.repeatUseCase.isRepeatable(op)) {
      this.repeatUseCase.storeLastOperation(op);
    }
  }

  // eslint-disable-next-line complexity, max-lines-per-function
  async doOperation(
    repeat: number,
    operation: operations.Operation
  ): Promise<any> {
    // eslint-disable-next-line complexity, max-lines-per-function
    const opFunc = (() => {
      switch (operation.type) {
        case operations.TAB_CLOSE:
          return () =>
            this.tabUseCase.close(false, operation.select === "left");
        case operations.TAB_CLOSE_RIGHT:
          return () => this.tabUseCase.closeRight();
        case operations.TAB_CLOSE_FORCE:
          return () => this.tabUseCase.close(true);
        case operations.TAB_REOPEN:
          return () => this.tabUseCase.reopen();
        case operations.TAB_PREV:
          return () => this.tabSelectUseCase.selectPrev(1);
        case operations.TAB_NEXT:
          return () => this.tabSelectUseCase.selectNext(1);
        case operations.TAB_FIRST:
          return () => this.tabSelectUseCase.selectFirst();
        case operations.TAB_LAST:
          return () => this.tabSelectUseCase.selectLast();
        case operations.TAB_PREV_SEL:
          return () => this.tabSelectUseCase.selectPrevSelected();
        case operations.TAB_RELOAD:
          return () => this.tabUseCase.reload(operation.cache);
        case operations.TAB_PIN:
          return () => this.tabUseCase.setPinned(true);
        case operations.TAB_UNPIN:
          return () => this.tabUseCase.setPinned(false);
        case operations.TAB_TOGGLE_PINNED:
          return () => this.tabUseCase.togglePinned();
        case operations.TAB_DUPLICATE:
          return () => this.tabUseCase.duplicate();
        case operations.PAGE_SOURCE:
          return () => this.tabUseCase.openPageSource();
        case operations.PAGE_HOME:
          return () => this.tabUseCase.openHome(operation.newTab);
        case operations.ZOOM_IN:
          return () => this.zoomUseCase.zoomIn();
        case operations.ZOOM_OUT:
          return () => this.zoomUseCase.zoomOut();
        case operations.ZOOM_NEUTRAL:
          return () => this.zoomUseCase.zoomNutoral();
        case operations.COMMAND_SHOW:
          return () => this.consoleUseCase.showCommand();
        case operations.COMMAND_SHOW_OPEN:
          return () => this.consoleUseCase.showOpenCommand(operation.alter);
        case operations.COMMAND_SHOW_TABOPEN:
          return () => this.consoleUseCase.showTabopenCommand(operation.alter);
        case operations.COMMAND_SHOW_WINOPEN:
          return () => this.consoleUseCase.showWinopenCommand(operation.alter);
        case operations.COMMAND_SHOW_BUFFER:
          return () => this.consoleUseCase.showBufferCommand();
        case operations.COMMAND_SHOW_ADDBOOKMARK:
          return () =>
            this.consoleUseCase.showAddbookmarkCommand(operation.alter);
        case operations.FIND_START:
          return () => this.findUseCase.findStart();
        case operations.CANCEL:
          return () => this.consoleUseCase.hideConsole();
        case operations.NAVIGATE_HISTORY_PREV:
          return () => this.navigateUseCase.openHistoryPrev();
        case operations.NAVIGATE_HISTORY_NEXT:
          return () => this.navigateUseCase.openHistoryNext();
        case operations.NAVIGATE_LINK_PREV:
          return () => this.navigateUseCase.openLinkPrev();
        case operations.NAVIGATE_LINK_NEXT:
          return () => this.navigateUseCase.openLinkNext();
        case operations.NAVIGATE_PARENT:
          return () => this.navigateUseCase.openParent();
        case operations.NAVIGATE_ROOT:
          return () => this.navigateUseCase.openRoot();
        case operations.REPEAT_LAST:
          return () => {
            const last = this.repeatUseCase.getLastOperation();
            if (typeof last !== "undefined") {
              return this.doOperation(1, last);
            }
            return Promise.resolve();
          };
        case operations.INTERNAL_OPEN_URL:
          return () =>
            this.tabUseCase.openURL(
              operation.url,
              operation.newTab,
              operation.newWindow
            );
        default:
          throw new Error("unknown operation: " + operation.type);
      }
    })();

    for (let i = 0; i < repeat; ++i) {
      // eslint-disable-next-line no-await-in-loop
      await opFunc();
    }
  }
}