import * as plugins from './00plugins.js';
import * as interfaces from './interfaces/index.js';

import { DeesContextmenu } from './dees-contextmenu.js';
import './dees-icon.js';

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

/**
 * the property selector menu
 * mainly used to select assets within in an organization
 */
@customElement('dees-appui-mainselector')
export class DeesAppuiMainselector extends DeesElement {
  public static demo = () => html`
    <dees-appui-mainselector
      .selectionOptions=${[
        { key: 'Overview', iconName: 'home', action: () => console.log('Overview') },
        { key: 'Components', iconName: 'package', action: () => console.log('Components') },
        { key: 'Services', iconName: 'server', action: () => console.log('Services') },
        { key: 'Database', iconName: 'database', action: () => console.log('Database') },
        { key: 'Settings', iconName: 'settings', action: () => console.log('Settings') },
      ]}
    ></dees-appui-mainselector>
  `;

  // INSTANCE
  @property({ type: Array })
  public selectionOptions: (interfaces.ISelectionOption | { divider: true })[] = [
    { key: '⚠️ Please set selection options', action: () => console.warn('No selection options configured for mainselector') },
  ];

  @property()
  public selectedOption: interfaces.ISelectionOption = null;

  public static styles = [
    cssManager.defaultStyles,
    css`
      :host {
        color: ${cssManager.bdTheme('#333', '#fff')};
        position: relative;
        display: block;
        width: 100%;
        max-width: 300px;
        height: 100%;
        background: ${cssManager.bdTheme('#fafafa', '#000000')};
        border-right: 1px solid ${cssManager.bdTheme('#e0e0e0', '#202020')};
      }
      .maincontainer {
        position: absolute;
        top: 0px;
        left: 0px;
        height: 100%;
        width: 100%;
      }

      .topbar {
        position: absolute;
        height: 40px;
        width: 100%;
        display: flex;
        align-items: center;
        border-bottom: 1px solid ${cssManager.bdTheme('#e0e0e0', '#202020')};
      }

      .topbar .heading {
        padding-left: 12px;
        font-family: 'Geist Sans', sans-serif;
        font-weight: 600;
        font-size: 12px;
        color: ${cssManager.bdTheme('#666', '#999')};
        text-transform: uppercase;
        letter-spacing: 0.5px;
      }

      .selectionOptions {
        position: absolute;
        top: 40px;
        left: 0px;
        right: 0px;
        bottom: 0px;
        overflow-y: auto;
        font-family: 'Geist Sans', sans-serif;
        font-size: 12px;
        padding: 4px 0;
      }

      .selectionOptions .selectionOption {
        cursor: default;
        padding: 8px 12px;
        margin: 0;
        transition: background 0.1s;
        display: flex;
        align-items: center;
        gap: 8px;
        color: ${cssManager.bdTheme('#333', '#ccc')};
        user-select: none;
      }

      .selectionOptions .selectionOption:hover {
        background: ${cssManager.bdTheme('rgba(0, 0, 0, 0.04)', 'rgba(255, 255, 255, 0.08)')};
      }

      .selectionOptions .selectionOption:active {
        background: ${cssManager.bdTheme('rgba(0, 0, 0, 0.08)', 'rgba(255, 255, 255, 0.12)')};
      }

      .selectionOptions .selectionOption.selectedOption {
        background: ${cssManager.bdTheme('rgba(0, 0, 0, 0.08)', 'rgba(255, 255, 255, 0.12)')};
        color: ${cssManager.bdTheme('#000', '#fff')};
        font-weight: 500;
      }
      
      .selectionOptions .selectionOption.selectedOption::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 3px;
        background: ${cssManager.bdTheme('#26a69a', '#26a69a')};
      }
      
      .selectionOption {
        position: relative;
      }
      
      .selection-divider {
        height: 1px;
        background: ${cssManager.bdTheme('#e0e0e0', '#202020')};
        margin: 4px 0;
      }
    `,
  ];

  public render(): TemplateResult {
    return html`
      <style></style>
      <div class="maincontainer">
        <div class="topbar">
          <div class="heading">Selector</div>
        </div>
        <div class="selectionOptions">
          ${this.selectionOptions.map((selectionOptionArg) => {
            if ('divider' in selectionOptionArg && selectionOptionArg.divider) {
              return html`<div class="selection-divider"></div>`;
            }
            
            const option = selectionOptionArg as interfaces.ISelectionOption;
            return html`
              <div
                class="selectionOption ${this.selectedOption === option
                  ? 'selectedOption'
                  : null}"
                @click="${() => {
                  this.selectOption(option);
                }}"
                @contextmenu="${(eventArg: MouseEvent) => {
                  DeesContextmenu.openContextMenuWithOptions(eventArg, [
                    {
                      name: 'property settings',
                      action: async () => {},
                      iconName: 'gear',
                    },
                  ]);
                }}"
              >
                ${option.iconName ? html`
                  <dees-icon .icon="${`lucide:${option.iconName}`}" style="font-size: 14px; opacity: 0.7;"></dees-icon>
                ` : ''}
                <span style="flex: 1;">${option.key}</span>
              </div>
            `;
          })}
        </div>
      </div>
    `;
  }

  private selectOption(optionArg: interfaces.ISelectionOption) {
    this.selectedOption = optionArg;
    this.selectedOption.action();
    
    // Emit option-select event
    this.dispatchEvent(new CustomEvent('option-select', {
      detail: { option: optionArg },
      bubbles: true,
      composed: true
    }));
  }

  async firstUpdated(_changedProperties: Map<string | number | symbol, unknown>) {
    await super.firstUpdated(_changedProperties);
    if (this.selectionOptions && this.selectionOptions.length > 0) {
      await this.updateComplete;
      // Find first non-divider option
      const firstOption = this.selectionOptions.find(option => !('divider' in option)) as interfaces.ISelectionOption;
      if (firstOption) {
        this.selectOption(firstOption);
      }
    }
  }
}