"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});

const tslib_1 = require("tslib");

const mobx_1 = require("xmobx/mobx");

const exotic_1 = require("exotic");

class IncrementerState {
  constructor() {
    this.shouldIncrement = true;
    this.shouldDecrement = false;
  }

  incrementCount(props) {
    const {
      maxValue,
      step
    } = props;

    if (this.count < maxValue) {
      this.count += step;
      this.shouldDecrement = true;
    }

    if (this.count === maxValue) {
      this.shouldIncrement = false;
    }
  }

  handleChange(props, event) {
    const {
      minValue,
      maxValue
    } = props;
    let value = event.target.value;
    value = value === '' ? '' : exotic_1.toNumber(value);

    if (value === '' || value >= minValue && value <= maxValue) {
      this.count = value;
    }

    if (value === 0) {
      this.count = 1;
    }

    this.shouldDecrement = !(this.count <= minValue);
    this.shouldIncrement = !(this.count >= maxValue);
  }

  handleBlur(props, event) {
    let value = event.target.value;

    if (value === '' || value <= props.minValue) {
      value = props.minValue;
      this.count = value;
    } else if (value >= props.maxValue) {
      value = props.maxValue;
      this.count = value;
    }
  }

  decrementCount(props) {
    const {
      minValue,
      step
    } = props;

    if (this.count > minValue) {
      this.count -= step;
      this.shouldIncrement = true;
    }

    if (this.count === minValue) {
      this.shouldDecrement = false;
    }
  }

}

tslib_1.__decorate([mobx_1.observable], IncrementerState.prototype, "count", void 0);

tslib_1.__decorate([mobx_1.observable], IncrementerState.prototype, "shouldIncrement", void 0);

tslib_1.__decorate([mobx_1.observable], IncrementerState.prototype, "shouldDecrement", void 0);

tslib_1.__decorate([mobx_1.action.bound], IncrementerState.prototype, "incrementCount", null);

tslib_1.__decorate([mobx_1.action.bound], IncrementerState.prototype, "handleChange", null);

tslib_1.__decorate([mobx_1.action.bound], IncrementerState.prototype, "handleBlur", null);

tslib_1.__decorate([mobx_1.action.bound], IncrementerState.prototype, "decrementCount", null);

exports.IncrementerState = IncrementerState; //# sourceMappingURL=state.js.map