import {
  customElement,
  DeesElement,
  type TemplateResult,
  state,
  html,
  domtools,
  property,
  css,
  cssManager,
} from '@design.estate/dees-element';

const { demoFunc } = await import('./dees-input-multitoggle.demo.js');

declare global {
  interface HTMLElementTagNameMap {
    'dees-input-multitoggle': DeesInputMultitoggle;
  }
}

@customElement('dees-input-multitoggle')
export class DeesInputMultitoggle extends DeesElement {
  public static demo = demoFunc;

  @property({
    type: String,
  })
  public label: string;

  @property({
    type: String,
  })
  public description: string;

  @property()
  type: 'boolean' | 'multi' | 'single' = 'multi';

  @property()
  booleanTrueName: string = 'true';

  @property()
  booleanFalseName: string = 'false';

  @property({
    type: Array,
  })
  options: string[] = [];

  @property()
  selectedOption: string = '';

  @property()
  boolValue: boolean = false;

  public static styles = [
    cssManager.defaultStyles,
    css`
      :host {
        display: block;
        color: ${cssManager.bdTheme('#333', '#ccc')};
        user-select: none;
        margin: 8px 0px 24px 0px;
      }

      .label {
        font-size: 14px;
        margin-bottom: 8px;
      }

      .selections {
        position: relative;
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        background: ${cssManager.bdTheme('#fff', '#222')};
        width: min-content;
        border-radius: 20px;
        height: 32px;
        border-top: 1px solid #ffffff10;
      }

      .option {
        color: #ccc;
        position: relative;
        padding: 0px 16px;
        line-height: 32px;
        cursor: default;
        width: min-content; /* Make the width as per the content */
        white-space: nowrap; /* Prevent text wrapping */
        transition: all 0.1s;
        font-size: 14px;
        transform: translateY(-1px);
      }

      .option:hover {
        color: #fff;
      }

      .option.selected {
        color: #fff;
      }

      .indicator {
        opacity: 0;
        position: absolute;
        height: 24px;
        left: 4px;
        top: 3px;
        border-radius: 16px;
        background: #0050b9;
        min-width: 36px;
      }
    `,
  ];

  public render(): TemplateResult {
    return html`
      <dees-label .label=${this.label} .description=${this.description}></dees-label>
      <div class="mainbox">
        <div class="selections">
          <div class="indicator"></div>
          ${this.options.map(
            (option) =>
              html`<div class="option ${option === this.selectedOption ? 'selected': ''}" @click=${() => this.handleSelection(option)}>
                ${option}
              </div> `
          )}
        </div>
      </div>
    `;
  }

  public async firstUpdated() {
    if (this.type === 'boolean') {
      this.options = [this.booleanTrueName || 'true', this.booleanFalseName || 'false'];
    }
    this.setIndicator();
  }

  public async handleSelection(optionArg: string) {
    this.selectedOption = optionArg;
    this.setIndicator();
  }

  public async setIndicator() {
    const indicator: HTMLDivElement = this.shadowRoot.querySelector('.indicator');
    const option: HTMLDivElement = this.shadowRoot.querySelector(
      `.option:nth-child(${this.options.indexOf(this.selectedOption) + 2})`
    );
    if (indicator && option) {
      indicator.style.width = `${option.clientWidth - 8}px`;
      indicator.style.left = `${option.offsetLeft + 4}px`;
      indicator.style.opacity = '1';
    }
    setTimeout(() => {
      indicator.style.transition = 'all 0.1s';
    }, 100);
  }
}