obsidian-excalidraw-plugin/src/dialogs/SelectCard.ts

import { App, FuzzySuggestModal, Notice, TFile } from "obsidian";
import { t } from "../lang/helpers";
import ExcalidrawView from "src/ExcalidrawView";
import { getEA } from "src";
import { ExcalidrawAutomate } from "src/ExcalidrawAutomate";
import { MD_EX_SECTIONS } from "src/constants/constants";
import { addBackOfTheNoteCard } from "src/utils/ExcalidrawViewUtils";

export class SelectCard extends FuzzySuggestModal<string> {

  constructor(
    public app: App,
    private view: ExcalidrawView,
    private sections: string[]
  ) {
    super(app);
    this.limit = 20;
    this.setInstructions([
      {
        command: t("TYPE_SECTION"),
        purpose: "",
      },
    ]);

    this.inputEl.onkeyup = (e) => {
      if (e.key == "Enter") {
        if (this.containerEl.innerText.includes(t("EMPTY_SECTION_MESSAGE"))) {
          const item = this.inputEl.value;
          if(item === "" || MD_EX_SECTIONS.includes(item)) {
            new Notice(t("INVALID_SECTION_NAME"));
            this.close();
            return;
          }
          addBackOfTheNoteCard(this.view, item);
          this.close();
        }
      }
    };
  }

  getItems(): string[] {
    return this.sections;
  }

  getItemText(item: string): string {
    return item;
  }

  onChooseItem(item: string): void {
    const ea = getEA(this.view) as ExcalidrawAutomate;
    const id = ea.addEmbeddable(
      0,0,400,500,
      `[[${this.view.file.path}#${item}]]`
    );
    (async () => {
      await ea.addElementsToView(true, false, true);
      ea.selectElementsInView([id]);
      ea.destroy();
    })();
  }

  public start(): void {
    this.emptyStateText = t("EMPTY_SECTION_MESSAGE");
    this.setPlaceholder(t("SELECT_SECTION_OR_TYPE_NEW"));
    this.open();
  }
}