/**
 * Full Header Component
 *
 * Full-width header for list view with horizontal layout
 */
import { html } from 'lit';
import { customElement } from 'lit/decorators.js';
import { HeaderBase } from './header-base.js';
import type { Session } from './session-list.js';
import './terminal-icon.js';
import './notification-status.js';

@customElement('full-header')
export class FullHeader extends HeaderBase {
  render() {
    const runningSessions = this.runningSessions;
    const exitedSessions = this.exitedSessions;

    return html`
      <div
        class="app-header bg-dark-bg-secondary border-b border-dark-border p-6"
        style="padding-top: max(1.5rem, calc(1.5rem + env(safe-area-inset-top)));"
      >
        <div class="flex flex-col lg:flex-row lg:items-center lg:justify-between gap-6">
          <div class="flex items-center gap-4">
            <a
              href="/"
              class="flex items-center gap-3 hover:opacity-80 transition-opacity cursor-pointer group"
              title="Go to home"
            >
              <terminal-icon size="32"></terminal-icon>
              <div>
                <h1 class="text-2xl font-bold text-accent-green font-mono group-hover:underline">
                  VibeTunnel
                </h1>
                <p class="text-dark-text-muted text-sm font-mono">
                  ${runningSessions.length} ${runningSessions.length === 1 ? 'session' : 'sessions'}
                  running
                </p>
              </div>
            </a>
          </div>

          <div class="flex flex-col sm:flex-row gap-3 sm:items-center">
            <div class="flex gap-2 items-center">
              <button
                class="btn-secondary font-mono text-xs px-4 py-2"
                @click=${() => this.dispatchEvent(new CustomEvent('open-file-browser'))}
                title="Browse Files (⌘O)"
              >
                <span class="flex items-center gap-1">
                  <svg width="16" height="16" viewBox="0 0 16 16" fill="currentColor">
                    <path
                      d="M1.75 1h5.5c.966 0 1.75.784 1.75 1.75v1h4c.966 0 1.75.784 1.75 1.75v7.75A1.75 1.75 0 0113 15H3a1.75 1.75 0 01-1.75-1.75V2.75C1.25 1.784 1.784 1 1.75 1zM2.75 2.5v10.75c0 .138.112.25.25.25h10a.25.25 0 00.25-.25V5.5a.25.25 0 00-.25-.25H8.75v-2.5a.25.25 0 00-.25-.25h-5.5a.25.25 0 00-.25.25z"
                    />
                  </svg>
                  Browse
                </span>
              </button>
              <notification-status
                @open-settings=${() =>
                  this.dispatchEvent(new CustomEvent('open-notification-settings'))}
              ></notification-status>
              <button
                class="btn-primary font-mono text-sm px-6 py-3 vt-create-button"
                @click=${this.handleCreateSession}
              >
                Create Session
              </button>
              ${this.renderUserMenu()}
            </div>

            <div class="flex flex-col sm:flex-row gap-2 sm:items-center">
              ${this.renderExitedToggleButton(exitedSessions)}
              ${this.renderActionButtons(exitedSessions, runningSessions)}
            </div>
          </div>
        </div>
      </div>
    `;
  }

  private renderExitedToggleButton(exitedSessions: Session[]) {
    if (exitedSessions.length === 0) return '';

    return html`
      <button
        class="relative font-mono text-xs px-4 py-2 rounded-lg border transition-all duration-200 ${this
          .hideExited
          ? 'border-dark-border bg-dark-bg-tertiary text-dark-text hover:border-accent-green-darker'
          : 'border-accent-green bg-accent-green text-dark-bg hover:bg-accent-green-darker'}"
        @click=${this.handleHideExitedToggle}
      >
        <div class="flex items-center gap-3">
          <span>Show Exited (${exitedSessions.length})</span>
          <div
            class="w-8 h-4 rounded-full transition-colors duration-200 ${this.hideExited
              ? 'bg-dark-border'
              : 'bg-dark-bg'}"
          >
            <div
              class="w-3 h-3 rounded-full transition-transform duration-200 mt-0.5 ${this.hideExited
                ? 'translate-x-0.5 bg-dark-text-muted'
                : 'translate-x-4 bg-dark-bg'}"
            ></div>
          </div>
        </div>
      </button>
    `;
  }

  private renderActionButtons(exitedSessions: Session[], runningSessions: Session[]) {
    return html`
      ${!this.hideExited && exitedSessions.length > 0
        ? html`
            <button
              class="btn-ghost font-mono text-xs px-4 py-2 text-status-warning"
              @click=${this.handleCleanExited}
            >
              Clean Exited (${exitedSessions.length})
            </button>
          `
        : ''}
      ${runningSessions.length > 0 && !this.killingAll
        ? html`
            <button
              class="btn-ghost font-mono text-xs px-4 py-2 text-status-error"
              @click=${this.handleKillAll}
            >
              Kill All (${runningSessions.length})
            </button>
          `
        : ''}
      ${this.killingAll
        ? html`
            <div class="flex items-center gap-2 px-4 py-2">
              <div
                class="w-4 h-4 border-2 border-status-error border-t-transparent rounded-full animate-spin"
              ></div>
              <span class="text-status-error font-mono text-xs">Killing...</span>
            </div>
          `
        : ''}
    `;
  }

  private renderUserMenu() {
    if (!this.currentUser) return '';

    return html`
      <div class="user-menu-container relative">
        <button
          class="btn-ghost font-mono text-xs text-dark-text flex items-center gap-1"
          @click=${this.toggleUserMenu}
          title="User menu"
        >
          <span>${this.currentUser}</span>
          <svg
            width="10"
            height="10"
            viewBox="0 0 10 10"
            fill="currentColor"
            class="transition-transform ${this.showUserMenu ? 'rotate-180' : ''}"
          >
            <path d="M5 7L1 3h8z" />
          </svg>
        </button>
        ${this.showUserMenu
          ? html`
              <div
                class="absolute right-0 top-full mt-1 bg-dark-surface border border-dark-border rounded shadow-lg py-1 z-50 min-w-32"
              >
                <div
                  class="px-3 py-2 text-xs text-dark-text-muted border-b border-dark-border"
                >
                  ${this.authMethod || 'authenticated'}
                </div>
                <button
                  class="w-full text-left px-3 py-2 text-xs font-mono text-status-warning hover:bg-dark-bg-secondary hover:text-status-error"
                  @click=${this.handleLogout}
                >
                  Logout
                </button>
              </div>
            `
          : ''}
      </div>
    `;
  }
}