// 74xx266 emulation component for the LogicSimulator
// Copyright (C) 2022 Sascha Nitsch

// 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
// (at your option) 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 <https://www.gnu.org/licenses/>.

// eslint-disable-next-line @typescript-eslint/no-unused-vars
function IC74xx266Init() {
  class IC74xx266 extends DILBase {
    constructor(simulator: Simulator, id: string, param: BaseComponentParam) {
      super(simulator, id, 14, param);
    }

    setup(canvas: SVGElement) {
      if (this.simulator.getType() === 'physical') {
        super.DILBASEsetup('ic14', canvas, '74xx266');
      } else {
        super.DILBASEsetup('ic74xx08', canvas, '');
      }
    }
    update(): boolean {
      if (this.startdelay) {
        --this.startdelay;
        return false;
      }
      if (this.getStateWire('p14') !== WireState.high || this.getStateWire('p7') !== WireState.low) return false; // no power
      let mod = false;
      let oldstate;
      let state;
      oldstate = this.binary(this.getStateWire('p3'), true);
      state = this.binary(this.getStateWire('p1'), true) !== this.binary(this.getStateWire('p2'), true);
      this.getPin('p3').setBool(state);
      mod ||= state !== oldstate;

      oldstate = this.binary(this.getStateWire('p4'), true);
      state = this.binary(this.getStateWire('p5'), true) !== this.binary(this.getStateWire('p6'), true);
      this.getPin('p4').setBool(state);
      mod ||= state !== oldstate;

      oldstate = this.binary(this.getStateWire('p10'), true);
      state = this.binary(this.getStateWire('p8'), true) !== this.binary(this.getStateWire('p9'), true);
      this.getPin('p10').setBool(state);
      mod ||= state !== oldstate;

      oldstate = this.binary(this.getStateWire('p11'), true);
      this.binary(this.getStateWire('p12'), true) !== this.binary(this.getStateWire('p13'), true);
      this.getPin('p11').setBool(state);
      mod ||= state !== oldstate;
      return mod;
    }
  }
  window.IC74xx266 = IC74xx266;
}

// eslint-disable-next-line @typescript-eslint/no-unused-vars
function IC74xx266Depends() {
  return 'dilbase';
}