/**
 * Automation Dashboard Page
 * Main page for managing AI automation pipeline
 */
import React, { useState, useEffect } from 'react';
import { useToast } from '../../components/ui/toast/ToastContainer';
import { useSiteStore } from '../../store/siteStore';
import { automationService, AutomationRun, AutomationConfig, PipelineStage } from '../../services/automationService';
import {
  fetchKeywords,
  fetchClusters,
  fetchContentIdeas,
  fetchTasks,
  fetchContent,
  fetchContentImages,
} from '../../services/api';
import ActivityLog from '../../components/Automation/ActivityLog';
import ConfigModal from '../../components/Automation/ConfigModal';
import RunHistory from '../../components/Automation/RunHistory';
import CurrentProcessingCard from '../../components/Automation/CurrentProcessingCard';
import PageMeta from '../../components/common/PageMeta';
import ComponentCard from '../../components/common/ComponentCard';
import EnhancedMetricCard from '../../components/dashboard/EnhancedMetricCard';
import DebugSiteSelector from '../../components/common/DebugSiteSelector';
import Button from '../../components/ui/button/Button';
import { 
  BoltIcon, 
  ListIcon, 
  GroupIcon, 
  FileTextIcon,
  PencilIcon,
  FileIcon,
  CheckCircleIcon,
  ClockIcon,
  PaperPlaneIcon,
  ArrowRightIcon
} from '../../icons';

const STAGE_CONFIG = [
  { icon: ListIcon, color: 'from-blue-500 to-blue-600', textColor: 'text-blue-600', hoverColor: 'hover:border-blue-500', name: 'ORGANIZE KEYWORDS', desc: 'Group related search terms into topic clusters' },
  { icon: GroupIcon, color: 'from-purple-500 to-purple-600', textColor: 'text-purple-600', hoverColor: 'hover:border-purple-500', name: 'CREATE ARTICLE IDEAS', desc: 'Generate article titles and outlines for each cluster' },
  { icon: CheckCircleIcon, color: 'from-indigo-500 to-indigo-600', textColor: 'text-indigo-600', hoverColor: 'hover:border-indigo-500', name: 'PREPARE WRITING JOBS', desc: 'Convert ideas into tasks for the AI writer' },
  { icon: PencilIcon, color: 'from-green-500 to-green-600', textColor: 'text-green-600', hoverColor: 'hover:border-green-500', name: 'WRITE ARTICLES', desc: 'AI generates full, complete articles' },
  { icon: FileIcon, color: 'from-amber-500 to-amber-600', textColor: 'text-amber-600', hoverColor: 'hover:border-amber-500', name: 'CREATE IMAGE DESCRIPTIONS', desc: 'Generate descriptions for AI to create images' },
  { icon: FileTextIcon, color: 'from-pink-500 to-pink-600', textColor: 'text-pink-600', hoverColor: 'hover:border-pink-500', name: 'GENERATE IMAGES', desc: 'AI creates custom images for your articles' },
  { icon: PaperPlaneIcon, color: 'from-teal-500 to-teal-600', textColor: 'text-teal-600', hoverColor: 'hover:border-teal-500', name: 'REVIEW & PUBLISH ⚠️', desc: 'Review articles before they go live (manual approval needed)' },
];

const AutomationPage: React.FC = () => {
  const { activeSite } = useSiteStore();
  const toast = useToast();
  const [config, setConfig] = useState<AutomationConfig | null>(null);
  const [currentRun, setCurrentRun] = useState<AutomationRun | null>(null);
  const [pipelineOverview, setPipelineOverview] = useState<PipelineStage[]>([]);
  const [metrics, setMetrics] = useState<any>(null);
  const [showConfigModal, setShowConfigModal] = useState(false);
  const [showProcessingCard, setShowProcessingCard] = useState<boolean>(true);
  const [loading, setLoading] = useState(true);
  const [estimate, setEstimate] = useState<{ estimated_credits: number; current_balance: number; sufficient: boolean } | null>(null);

  useEffect(() => {
    if (!activeSite) return;
    loadData();
    
    const interval = setInterval(() => {
      if (currentRun && (currentRun.status === 'running' || currentRun.status === 'paused')) {
        // When automation is running, refresh both run and metrics
        loadCurrentRun();
        loadPipelineOverview();
        loadMetrics(); // Add metrics refresh during run
      } else {
        loadPipelineOverview();
      }
    }, 5000);
    
    return () => clearInterval(interval);
  }, [activeSite, currentRun?.status]);

  const loadData = async () => {
    if (!activeSite) return;
    try {
      setLoading(true);
      const [configData, runData, estimateData, pipelineData] = await Promise.all([
        automationService.getConfig(activeSite.id),
        automationService.getCurrentRun(activeSite.id),
        automationService.estimate(activeSite.id),
        automationService.getPipelineOverview(activeSite.id),
      ]);
      // Also fetch the same low-level metrics used by Home page so we can show authoritative totals
      try {
        const siteId = activeSite.id;
        const [
          keywordsTotalRes,
          keywordsNewRes,
          keywordsMappedRes,
          clustersTotalRes,
          clustersNewRes,
          clustersMappedRes,
          ideasTotalRes,
          ideasNewRes,
          ideasQueuedRes,
          ideasCompletedRes,
          tasksTotalRes,
          contentTotalRes,
          contentDraftRes,
          contentReviewRes,
          contentPublishedRes,
          imagesTotalRes,
          imagesPendingRes,
        ] = await Promise.all([
          fetchKeywords({ page_size: 1, site_id: siteId }),
          fetchKeywords({ page_size: 1, site_id: siteId, status: 'new' }),
          fetchKeywords({ page_size: 1, site_id: siteId, status: 'mapped' }),
          fetchClusters({ page_size: 1, site_id: siteId }),
          fetchClusters({ page_size: 1, site_id: siteId, status: 'new' }),
          fetchClusters({ page_size: 1, site_id: siteId, status: 'mapped' }),
          fetchContentIdeas({ page_size: 1, site_id: siteId }),
          fetchContentIdeas({ page_size: 1, site_id: siteId, status: 'new' }),
          fetchContentIdeas({ page_size: 1, site_id: siteId, status: 'queued' }),
          fetchContentIdeas({ page_size: 1, site_id: siteId, status: 'completed' }),
          fetchTasks({ page_size: 1, site_id: siteId }),
          fetchContent({ page_size: 1, site_id: siteId }),
          fetchContent({ page_size: 1, site_id: siteId, status: 'draft' }),
          fetchContent({ page_size: 1, site_id: siteId, status: 'review' }),
          fetchContent({ page_size: 1, site_id: siteId, status: 'published' }),
          fetchContentImages({ page_size: 1, site_id: siteId }),
          fetchContentImages({ page_size: 1, site_id: siteId, status: 'pending' }),
        ]);

        setMetrics({
          keywords: { total: keywordsTotalRes.count || 0, new: keywordsNewRes.count || 0, mapped: keywordsMappedRes.count || 0 },
          clusters: { total: clustersTotalRes.count || 0, new: clustersNewRes.count || 0, mapped: clustersMappedRes.count || 0 },
          ideas: { total: ideasTotalRes.count || 0, new: ideasNewRes.count || 0, queued: ideasQueuedRes.count || 0, completed: ideasCompletedRes.count || 0 },
          tasks: { total: tasksTotalRes.count || 0 },
          content: {
            total: contentTotalRes.count || 0,
            draft: contentDraftRes.count || 0,
            review: contentReviewRes.count || 0,
            published: contentPublishedRes.count || 0,
          },
          images: { total: imagesTotalRes.count || 0, pending: imagesPendingRes.count || 0 },
        });
      } catch (e) {
        // Non-fatal: keep metrics null if any of the low-level calls fail
        console.warn('Failed to fetch low-level metrics for automation page', e);
      }
      setConfig(configData);
      setCurrentRun(runData.run);
      setEstimate(estimateData);
      setPipelineOverview(pipelineData.stages);
      // show processing card when there's a current run
      if (runData.run) {
        setShowProcessingCard(true);
      }
    } catch (error: any) {
      toast.error('Failed to load automation data');
      console.error(error);
    } finally {
      setLoading(false);
    }
  };

  const loadCurrentRun = async () => {
    if (!activeSite) return;
    try {
      const data = await automationService.getCurrentRun(activeSite.id);
      setCurrentRun(data.run);
      // ensure processing card is visible when a run exists
      if (data.run) setShowProcessingCard(true);
    } catch (error) {
      console.error('Failed to poll current run', error);
    }
  };

  const loadPipelineOverview = async () => {
    if (!activeSite) return;
    try {
      const data = await automationService.getPipelineOverview(activeSite.id);
      setPipelineOverview(data.stages);
    } catch (error) {
      console.error('Failed to poll pipeline overview', error);
    }
  };

  const loadMetrics = async () => {
    if (!activeSite) return;
    try {
      const siteId = activeSite.id;
      const [
        keywordsTotalRes,
        keywordsNewRes,
        keywordsMappedRes,
        clustersTotalRes,
        clustersNewRes,
        clustersMappedRes,
        ideasTotalRes,
        ideasNewRes,
        ideasQueuedRes,
        ideasCompletedRes,
        tasksTotalRes,
        contentTotalRes,
        contentDraftRes,
        contentReviewRes,
        contentPublishedRes,
        imagesTotalRes,
        imagesPendingRes,
      ] = await Promise.all([
        fetchKeywords({ page_size: 1, site_id: siteId }),
        fetchKeywords({ page_size: 1, site_id: siteId, status: 'new' }),
        fetchKeywords({ page_size: 1, site_id: siteId, status: 'mapped' }),
        fetchClusters({ page_size: 1, site_id: siteId }),
        fetchClusters({ page_size: 1, site_id: siteId, status: 'new' }),
        fetchClusters({ page_size: 1, site_id: siteId, status: 'mapped' }),
        fetchContentIdeas({ page_size: 1, site_id: siteId }),
        fetchContentIdeas({ page_size: 1, site_id: siteId, status: 'new' }),
        fetchContentIdeas({ page_size: 1, site_id: siteId, status: 'queued' }),
        fetchContentIdeas({ page_size: 1, site_id: siteId, status: 'completed' }),
        fetchTasks({ page_size: 1, site_id: siteId }),
        fetchContent({ page_size: 1, site_id: siteId }),
        fetchContent({ page_size: 1, site_id: siteId, status: 'draft' }),
        fetchContent({ page_size: 1, site_id: siteId, status: 'review' }),
        fetchContent({ page_size: 1, site_id: siteId, status: 'published' }),
        fetchContentImages({ page_size: 1, site_id: siteId }),
        fetchContentImages({ page_size: 1, site_id: siteId, status: 'pending' }),
      ]);

      setMetrics({
        keywords: { total: keywordsTotalRes.count || 0, new: keywordsNewRes.count || 0, mapped: keywordsMappedRes.count || 0 },
        clusters: { total: clustersTotalRes.count || 0, new: clustersNewRes.count || 0, mapped: clustersMappedRes.count || 0 },
        ideas: { total: ideasTotalRes.count || 0, new: ideasNewRes.count || 0, queued: ideasQueuedRes.count || 0, completed: ideasCompletedRes.count || 0 },
        tasks: { total: tasksTotalRes.count || 0 },
        content: {
          total: contentTotalRes.count || 0,
          draft: contentDraftRes.count || 0,
          review: contentReviewRes.count || 0,
          published: contentPublishedRes.count || 0,
        },
        images: { total: imagesTotalRes.count || 0, pending: imagesPendingRes.count || 0 },
      });
    } catch (e) {
      console.warn('Failed to fetch metrics', e);
    }
  };

  const handleRunNow = async () => {
    if (!activeSite) return;
    if (estimate && !estimate.sufficient) {
      toast.error(`Insufficient credits. Need ~${estimate.estimated_credits}, you have ${estimate.current_balance}`);
      return;
    }
    try {
      const result = await automationService.runNow(activeSite.id);
      toast.success('Automation started successfully');
      loadCurrentRun();
    } catch (error: any) {
      toast.error(error.response?.data?.error || 'Failed to start automation');
    }
  };

  const handlePause = async () => {
    if (!currentRun || !activeSite) return;
    try {
      await automationService.pause(activeSite.id, currentRun.run_id);
      toast.success('Automation paused');
      // refresh run and pipeline/metrics
      await loadCurrentRun();
      await loadPipelineOverview();
      await loadMetrics();
    } catch (error) {
      toast.error('Failed to pause automation');
    }
  };

  const handleResume = async () => {
    if (!currentRun || !activeSite) return;
    try {
      await automationService.resume(activeSite.id, currentRun.run_id);
      toast.success('Automation resumed');
      await loadCurrentRun();
      await loadPipelineOverview();
      await loadMetrics();
    } catch (error) {
      toast.error('Failed to resume automation');
    }
  };

  const handleSaveConfig = async (newConfig: Partial<AutomationConfig>) => {
    if (!activeSite) return;
    try {
      await automationService.updateConfig(activeSite.id, newConfig);
      toast.success('Configuration saved');
      setShowConfigModal(false);
      // Optimistically update config locally and refresh data
      setConfig((prev) => ({ ...(prev as AutomationConfig), ...newConfig } as AutomationConfig));
      await loadPipelineOverview();
      await loadMetrics();
      await loadCurrentRun();
    } catch (error) {
      console.error('Failed to save config:', error);
      toast.error('Failed to save configuration');
    }
  };

  const handlePublishAllWithoutReview = async () => {
    if (!activeSite) return;
    if (!confirm('Publish all content without review? This cannot be undone.')) return;
    try {
      await automationService.publishWithoutReview(activeSite.id);
      toast.success('Publish job started (without review)');
      // refresh metrics and pipeline
      loadData();
      loadPipelineOverview();
    } catch (error: any) {
      console.error('Failed to publish without review', error);
      toast.error(error?.response?.data?.error || 'Failed to publish without review');
    }
  };

  if (loading) {
    return (
      <div className="flex items-center justify-center min-h-[60vh]">
        <div className="text-lg text-gray-600 dark:text-gray-400">Loading automation...</div>
      </div>
    );
  }

  if (!activeSite) {
    return (
      <div className="flex items-center justify-center min-h-[60vh]">
        <div className="text-lg text-gray-600 dark:text-gray-400">Please select a site to view automation</div>
      </div>
    );
  }

  const totalPending = pipelineOverview.reduce((sum, stage) => sum + stage.pending, 0);

  const getStageResult = (stageNumber: number) => {
    if (!currentRun) return null;
    return (currentRun as any)[`stage_${stageNumber}_result`];
  };
  
  const renderMetricRow = (items: Array<{ label: string; value: any; colorCls?: string }>) => {
    const visible = items.filter(i => i && (i.value !== undefined && i.value !== null));
    if (visible.length === 0) {
      return (
        <div className="flex text-xs mt-1">
          <div className="flex-1 text-center"></div>
          <div className="flex-1 text-center"></div>
          <div className="flex-1 text-center"></div>
        </div>
      );
    }

    if (visible.length === 2) {
      return (
        <div className="flex text-xs mt-1 justify-center gap-6">
          {visible.map((it, idx) => (
            <div key={idx} className="w-1/3 text-center">
              <span className={`${it.colorCls ?? ''} block`}>{it.label}</span>
              <div className="font-bold text-slate-900 dark:text-white">{Number(it.value) || 0}</div>
            </div>
          ))}
        </div>
      );
    }

    // default to 3 columns (equally spaced)
    return (
      <div className="flex text-xs mt-1">
        {items.concat(Array(Math.max(0, 3 - items.length)).fill({ label: '', value: '' })).slice(0,3).map((it, idx) => (
          <div key={idx} className="flex-1 text-center">
            <span className={`${it.colorCls ?? ''} block`}>{it.label}</span>
            <div className="font-bold text-slate-900 dark:text-white">{it.value !== undefined && it.value !== null ? Number(it.value) : ''}</div>
          </div>
        ))}
      </div>
    );
  };
  return (
    <>
      <PageMeta title="Automate Everything | IGNY8" description="Set your content on automatic - Let our AI create and publish content on a schedule" />
      
      <div className="space-y-6">
        {/* Header */}
        <div className="relative flex flex-col sm:flex-row items-center justify-between gap-4">
          <div className="flex-1">
            <div className="flex items-center gap-3">
              <div className="flex items-center justify-center size-10 rounded-xl bg-gradient-to-br from-teal-500 to-teal-600">
                <BoltIcon className="text-white size-5" />
              </div>
              <div>
                <h2 className="text-2xl font-bold text-gray-800 dark:text-white/90">Automate Everything</h2>
                {activeSite && (
                  <p className="text-sm text-gray-500 dark:text-gray-400 mt-0.5">
                    Site: <span className="font-medium text-brand-600 dark:text-brand-400">{activeSite.name}</span>
                  </p>
                )}
              </div>
            </div>
          </div>

          {/* Compact Ready-to-Run card (header) - absolutely centered in header */}
          <div className="hidden sm:flex absolute left-1/2 top-1/2 transform -translate-x-1/2 -translate-y-1/2 z-10">
            <div className={`w-full max-w-sm rounded-lg border-2 p-2 transition-all flex items-center gap-3 shadow-sm
              ${currentRun?.status === 'running' ? 'border-blue-500 bg-blue-50' : currentRun?.status === 'paused' ? 'border-amber-500 bg-amber-50' : totalPending > 0 ? 'border-success-500 bg-success-50' : 'border-slate-300 bg-slate-50'}`}>
              <div className={`size-9 rounded-lg flex items-center justify-center flex-shrink-0
                ${currentRun?.status === 'running' ? 'bg-gradient-to-br from-blue-500 to-blue-600' : currentRun?.status === 'paused' ? 'bg-gradient-to-br from-amber-500 to-amber-600' : totalPending > 0 ? 'bg-gradient-to-br from-success-500 to-success-600' : 'bg-gradient-to-br from-slate-400 to-slate-500'}`}>
                {!currentRun && totalPending > 0 ? <CheckCircleIcon className="size-4 text-white" /> : currentRun?.status === 'running' ? <BoltIcon className="size-4 text-white" /> : currentRun?.status === 'paused' ? <ClockIcon className="size-4 text-white" /> : <BoltIcon className="size-4 text-white" />}
              </div>
              <div className="flex-1 min-w-0">
                <div className="text-sm font-semibold text-slate-900 dark:text-white truncate">
                  {currentRun?.status === 'running' && `Running - Stage ${currentRun.current_stage}/7`}
                  {currentRun?.status === 'paused' && 'Paused'}
                  {!currentRun && totalPending > 0 && 'Ready to Go!'}
                  {!currentRun && totalPending === 0 && 'No Items Pending'}
                </div>
                <div className="text-xs text-slate-600 dark:text-gray-400 truncate">
                  {currentRun ? `Started: ${new Date(currentRun.started_at).toLocaleTimeString()}` : (totalPending > 0 ? `${totalPending} items waiting - Everything is queued up and ready for the next run` : 'All stages clear')}
                </div>
              </div>
            </div>
          </div>

          <DebugSiteSelector />
        </div>

        {/* Compact Schedule & Controls Panel */}
        {config && (
          <ComponentCard className="border-0 overflow-hidden rounded-2xl bg-gradient-to-br from-brand-600 to-brand-700">
            <div className="flex flex-col lg:flex-row items-center lg:items-center justify-between gap-3 py-3 px-4">
              <div className="flex items-center gap-4 flex-wrap">
                <div className="flex items-center gap-2">
                  {config.is_enabled ? (
                    <div className="inline-flex items-center gap-2 px-3 py-1 rounded-full bg-success-500">
                      <div className="size-2 bg-white rounded-full"></div>
                      <span className="text-sm font-semibold text-white">Enabled</span>
                    </div>
                  ) : (
                    <div className="inline-flex items-center gap-2 px-3 py-1 rounded-full bg-white/20">
                      <div className="size-2 bg-white/60 rounded-full"></div>
                      <span className="text-sm font-semibold text-white/90">Disabled</span>
                    </div>
                  )}
                </div>
                <div className="h-4 w-px bg-white/25"></div>
                <div className="text-sm text-white/90">
                  Runs <span className="font-medium capitalize">{config.frequency === 'daily' ? 'every day' : config.frequency}</span> at <span className="font-medium">{config.scheduled_time}</span>
                </div>
                <div className="h-4 w-px bg-white/25"></div>
                <div className="text-sm text-white/80">
                  Last run: <span className="font-medium">{config.last_run_at ? new Date(config.last_run_at).toLocaleDateString() : 'Never'}</span>
                </div>
                <div className="h-4 w-px bg-white/25"></div>
                <div className="text-sm text-white/90">
                  Uses about <span className="font-semibold text-white">{estimate?.estimated_credits || 0} credits</span> per run
                  {estimate && !estimate.sufficient && (
                    <span className="ml-1 text-white/90 font-semibold">(Low)</span>
                  )}
                </div>
              </div>
              <div className="flex items-center gap-2">
                <Button
                  onClick={() => setShowConfigModal(true)}
                  variant="outline"
                  tone="brand"
                  size="sm"
                  title="Change when this automation runs and how many credits it uses"
                  className="!border-white !text-white hover:!bg-white hover:!text-brand-700"
                >
                  ⚙️ Adjust Settings
                </Button>
                {currentRun?.status === 'running' && (
                  <Button
                    onClick={handlePause}
                    variant="primary"
                    tone="warning"
                    size="sm"
                    className="!bg-white/10 !text-white hover:!bg-white/20"
                  >
                    Pause
                  </Button>
                )}
                {currentRun?.status === 'paused' && (
                  <Button
                    onClick={handleResume}
                    variant="primary"
                    tone="brand"
                    size="sm"
                    className="!bg-white/10 !text-white hover:!bg-white/20"
                  >
                    Resume
                  </Button>
                )}
                {!currentRun && (
                  <Button
                    onClick={handleRunNow}
                    variant="primary"
                    tone="success"
                    size="sm"
                    disabled={!config?.is_enabled}
                    title="Start the automation immediately instead of waiting for the scheduled time"
                    className="!bg-white !text-brand-700 hover:!bg-success-600 hover:!text-white"
                  >
                    Run Now
                  </Button>
                )}
              </div>
            </div>
          </ComponentCard>
        )}

        {/* Pipeline Statistics Header */}
        <div className="mb-4">
          <h3 className="text-lg font-semibold text-gray-800 dark:text-white">Here's what's in your automation pipeline:</h3>
        </div>

        {/* Metrics Summary Cards */}
        <div className="grid grid-cols-2 md:grid-cols-5 gap-4">
          {/* Keywords */}
          <div className="bg-gradient-to-br from-blue-50 to-blue-100 dark:from-blue-900/20 dark:to-blue-800/20 rounded-xl p-4 border-2 border-blue-200 dark:border-blue-800">
            <div className="flex items-center justify-between mb-3">
              <div className="flex items-center gap-3">
                <div className="size-10 rounded-lg bg-gradient-to-br from-blue-500 to-blue-600 flex items-center justify-center">
                  <ListIcon className="size-5 text-white" />
                </div>
                <div className="text-sm font-bold text-blue-900 dark:text-blue-100">Search Terms</div>
              </div>
              {(() => {
                const res = getStageResult(1);
                const total = res?.total ?? pipelineOverview[0]?.counts?.total ?? metrics?.keywords?.total ?? pipelineOverview[0]?.pending ?? 0;
                return (
                  <div className="text-right">
                    <div className="text-3xl font-bold text-blue-900">{total}</div>
                    <div className="text-xs text-blue-700 dark:text-blue-300">waiting to organize</div>
                  </div>
                );
              })()}
            </div>
            {(() => {
              const res = getStageResult(1);
              const newCount = res?.new ?? res?.new_items ?? pipelineOverview[0]?.counts?.new ?? metrics?.keywords?.new ?? 0;
              const mapped = res?.mapped ?? pipelineOverview[0]?.counts?.mapped ?? metrics?.keywords?.mapped ?? 0;
              return (
                renderMetricRow([
                  { label: 'New:', value: newCount, colorCls: 'text-blue-700' },
                  { label: 'Mapped:', value: mapped, colorCls: 'text-blue-700' },
                ])
              );
            })()}
          </div>

          {/* Clusters */}
          <div className="bg-gradient-to-br from-purple-50 to-purple-100 dark:from-purple-900/20 dark:to-purple-800/20 rounded-xl p-4 border-2 border-purple-200 dark:border-purple-800">
            <div className="flex items-center justify-between mb-3">
              <div className="flex items-center gap-3">
                <div className="size-10 rounded-lg bg-gradient-to-br from-purple-500 to-purple-600 flex items-center justify-center">
                  <GroupIcon className="size-5 text-white" />
                </div>
                <div className="text-sm font-bold text-purple-900 dark:text-purple-100">Topic Groups</div>
              </div>
              {(() => {
                const res = getStageResult(2);
                const total = res?.total ?? pipelineOverview[1]?.counts?.total ?? metrics?.clusters?.total ?? pipelineOverview[1]?.pending ?? 0;
                return (
                  <div className="text-right">
                    <div className="text-3xl font-bold text-purple-900">{total}</div>
                    <div className="text-xs text-purple-700 dark:text-purple-300">ready for ideas</div>
                  </div>
                );
              })()}
            </div>
            {(() => {
              const res = getStageResult(2);
              const newCount = res?.new ?? res?.new_items ?? pipelineOverview[1]?.counts?.new ?? metrics?.clusters?.new ?? 0;
              const mapped = res?.mapped ?? pipelineOverview[1]?.counts?.mapped ?? metrics?.clusters?.mapped ?? 0;
              return (
                renderMetricRow([
                  { label: 'New:', value: newCount, colorCls: 'text-purple-700' },
                  { label: 'Mapped:', value: mapped, colorCls: 'text-purple-700' },
                ])
              );
            })()}
          </div>

          {/* Ideas */}
          <div className="bg-gradient-to-br from-indigo-50 to-indigo-100 dark:from-indigo-900/20 dark:to-indigo-800/20 rounded-xl p-4 border-2 border-indigo-200 dark:border-indigo-800">
            <div className="flex items-center justify-between mb-3">
              <div className="flex items-center gap-3">
                <div className="size-10 rounded-lg bg-gradient-to-br from-indigo-500 to-indigo-600 flex items-center justify-center">
                  <CheckCircleIcon className="size-5 text-white" />
                </div>
                <div className="text-sm font-bold text-indigo-900 dark:text-indigo-100">Article Ideas</div>
              </div>
              {(() => {
                const res = getStageResult(3);
                const total = res?.total ?? pipelineOverview[2]?.counts?.total ?? metrics?.ideas?.total ?? pipelineOverview[2]?.pending ?? 0;
                return (
                  <div className="text-right">
                    <div className="text-3xl font-bold text-indigo-900">{total}</div>
                    <div className="text-xs text-indigo-700 dark:text-indigo-300">waiting to write</div>
                  </div>
                );
              })()}
            </div>
            {(() => {
              const res = getStageResult(3);
              const newCount = res?.new ?? res?.new_items ?? pipelineOverview[2]?.counts?.new ?? metrics?.ideas?.new ?? 0;
              const queued = res?.queued ?? pipelineOverview[2]?.counts?.queued ?? metrics?.ideas?.queued ?? 0;
              const completed = res?.completed ?? pipelineOverview[2]?.counts?.completed ?? metrics?.ideas?.completed ?? 0;
              return (
                renderMetricRow([
                  { label: 'New:', value: newCount, colorCls: 'text-indigo-700' },
                  { label: 'Queued:', value: queued, colorCls: 'text-indigo-700' },
                  { label: 'Completed:', value: completed, colorCls: 'text-indigo-700' },
                ])
              );
            })()}
          </div>

          {/* Content */}
          <div className="bg-gradient-to-br from-green-50 to-green-100 dark:from-green-900/20 dark:to-green-800/20 rounded-xl p-4 border-2 border-green-200 dark:border-green-800">
            <div className="flex items-center justify-between mb-3">
              <div className="flex items-center gap-3">
                <div className="size-10 rounded-lg bg-gradient-to-br from-green-500 to-green-600 flex items-center justify-center">
                  <FileTextIcon className="size-5 text-white" />
                </div>
                <div className="text-sm font-bold text-green-900 dark:text-green-100">Articles</div>
              </div>
              {(() => {
                const res = getStageResult(4);
                const total = res?.total ?? pipelineOverview[3]?.counts?.total ?? metrics?.content?.total ?? pipelineOverview[3]?.pending ?? 0;
                return (
                  <div className="text-right">
                      <div className="text-3xl font-bold text-green-900">{total}</div>
                      <div className="text-xs text-green-700 dark:text-green-300">in various stages</div>
                    </div>
                );
              })()}
            </div>
            {(() => {
              const res = getStageResult(4);
              const draft = res?.draft ?? res?.drafts ?? pipelineOverview[3]?.counts?.draft ?? metrics?.content?.draft ?? 0;
              const review = res?.review ?? res?.in_review ?? pipelineOverview[3]?.counts?.review ?? metrics?.content?.review ?? 0;
              const publish = res?.published ?? res?.publish ?? pipelineOverview[3]?.counts?.published ?? metrics?.content?.published ?? 0;
              return (
                  renderMetricRow([
                    { label: 'Draft:', value: draft, colorCls: 'text-green-700' },
                    { label: 'Review:', value: review, colorCls: 'text-green-700' },
                    { label: 'Publish:', value: publish, colorCls: 'text-green-700' },
                  ])
              );
            })()}
          </div>

          {/* Images */}
          <div className="bg-gradient-to-br from-pink-50 to-pink-100 dark:from-pink-900/20 dark:to-pink-800/20 rounded-xl p-4 border-2 border-pink-200 dark:border-pink-800">
            <div className="flex items-center justify-between mb-3">
              <div className="flex items-center gap-3">
                <div className="size-10 rounded-lg bg-gradient-to-br from-pink-500 to-pink-600 flex items-center justify-center">
                  <FileIcon className="size-5 text-white" />
                </div>
                <div className="text-sm font-bold text-pink-900 dark:text-pink-100">Images</div>
              </div>
              {(() => {
                const res = getStageResult(6);
                const total = res?.total ?? pipelineOverview[5]?.counts?.total ?? metrics?.images?.total ?? pipelineOverview[5]?.pending ?? 0;
                return (
                  <div className="text-right">
                    <div className="text-3xl font-bold text-pink-900">{total}</div>
                    <div className="text-xs text-pink-700 dark:text-pink-300">created and waiting</div>
                  </div>
                );
              })()}
            </div>
            {(() => {
              const res = getStageResult(6); // stage 6 is Image Prompts -> Images
              if (res && typeof res === 'object') {
                const entries = Object.entries(res);
                const items = entries.slice(0,3).map(([k, v]) => ({ label: `${k.replace(/_/g, ' ')}:`, value: Number(v) || 0, colorCls: 'text-pink-700' }));
                return renderMetricRow(items);
              }
              const counts = pipelineOverview[5]?.counts ?? metrics?.images ?? null;
              if (counts && typeof counts === 'object') {
                const entries = Object.entries(counts);
                const items = entries.slice(0,3).map(([k, v]) => ({ label: `${k.replace(/_/g, ' ')}:`, value: Number(v) || 0, colorCls: 'text-pink-700' }));
                return renderMetricRow(items);
              }
              return renderMetricRow([
                { label: 'Pending:', value: pipelineOverview[5]?.pending ?? metrics?.images?.pending ?? 0, colorCls: 'text-pink-700' },
              ]);
            })()}
          </div>
        </div>

        {/* Current Processing Card - Shows real-time automation progress */}
        {currentRun && showProcessingCard && activeSite && (
          <CurrentProcessingCard
            runId={currentRun.run_id}
            siteId={activeSite.id}
            currentRun={currentRun}
            pipelineOverview={pipelineOverview}
            onUpdate={async () => {
              // Refresh current run status, pipeline overview and metrics (no full page reload)
              await loadCurrentRun();
              await loadPipelineOverview();
              await loadMetrics();
            }}
            onClose={() => {
              // hide the processing card until next run
              setShowProcessingCard(false);
            }}
          />
        )}
        
        {/* Pipeline Stages */}
        <ComponentCard>
          {/* Row 1: Stages 1-4 */}
          <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-4 mb-6">
            {pipelineOverview.slice(0, 4).map((stage, index) => {
              const stageConfig = STAGE_CONFIG[index];
              const StageIcon = stageConfig.icon;
              const isActive = currentRun?.current_stage === stage.number;
              const isComplete = currentRun && currentRun.current_stage > stage.number;
              const result = currentRun ? (currentRun[`stage_${stage.number}_result` as keyof AutomationRun] as any) : null;
              const processed = result ? Object.values(result).reduce((sum: number, val) => typeof val === 'number' ? sum + val : sum, 0) : 0;
              const total = (stage.pending ?? 0) + processed;
              const progressPercent = total > 0 ? Math.round((processed / total) * 100) : 0;
              
              return (
                <div
                  key={stage.number}
                  className={`
                    relative rounded-xl border-2 p-5 transition-all
                    ${isActive 
                      ? 'border-blue-500 bg-blue-50 dark:bg-blue-500/10 shadow-lg' 
                      : isComplete
                      ? 'border-success-500 bg-success-50 dark:bg-success-500/10'
                      : stage.pending > 0
                      ? `border-slate-200 bg-white dark:bg-white/[0.03] dark:border-gray-800 ${stageConfig.hoverColor} hover:shadow-lg`
                      : 'border-slate-200 bg-slate-50 dark:bg-white/[0.02] dark:border-gray-800'
                    }
                  `}
                >
                  {/* Compact Header */}
                  <div className="flex items-start justify-between mb-3">
                    <div className="flex-1">
                      <div className="flex items-center gap-2 mb-1">
                        <div className="text-sm font-bold text-gray-900 dark:text-white">Stage {stage.number}</div>
                        {isActive && <span className="text-xs px-2 py-0.5 bg-blue-500 text-white rounded-full">● Active</span>}
                        {isComplete && <span className="text-xs px-2 py-0.5 bg-success-500 text-white rounded-full">✓</span>}
                        {!isActive && !isComplete && stage.pending > 0 && <span className="text-xs px-2 py-0.5 bg-gray-400 text-white rounded-full">Ready</span>}
                      </div>
                      <div className="text-xs font-medium text-gray-600 dark:text-gray-400">{stageConfig.name}</div>
                    </div>
                    <div className={`size-8 rounded-lg bg-gradient-to-br ${stageConfig.color} flex items-center justify-center shadow-md flex-shrink-0`}>
                      <StageIcon className="size-4 text-white" />
                    </div>
                  </div>
                  
                  {/* Queue Metrics */}
                  <div className="space-y-1.5 text-xs mb-3">
                    <div className="flex justify-between">
                      <span className="text-gray-600 dark:text-gray-400">Total Queue:</span>
                      <span className="font-bold text-slate-900 dark:text-white">{stage.pending}</span>
                    </div>
                    <div className="flex justify-between">
                      <span className="text-gray-600 dark:text-gray-400">Processed:</span>
                      <span className="font-bold text-slate-900 dark:text-white">{processed}</span>
                    </div>
                    <div className="flex justify-between">
                      <span className="text-gray-600 dark:text-gray-400">Remaining:</span>
                      <span className={`font-bold ${stageConfig.textColor} dark:${stageConfig.textColor}`}>
                        {stage.pending}
                      </span>
                    </div>
                    {/* Credits and Time - Section 6 Enhancement */}
                    {result && result.credits_used !== undefined && (
                      <div className="flex justify-between pt-1.5 border-t border-slate-200 dark:border-gray-700">
                        <span className="text-gray-600 dark:text-gray-400">Credits Used:</span>
                        <span className="font-bold text-amber-600 dark:text-amber-400">{result.credits_used}</span>
                      </div>
                    )}
                    {result && result.time_elapsed && (
                      <div className="flex justify-between">
                        <span className="text-gray-600 dark:text-gray-400">Duration:</span>
                        <span className="font-semibold text-gray-700 dark:text-gray-300">{result.time_elapsed}</span>
                      </div>
                    )}
                  </div>

                  {/* Progress Bar */}
                  {(isActive || isComplete || processed > 0) && (
                    <div className="mt-3 pt-3 border-t border-slate-200 dark:border-gray-700">
                      <div className="flex justify-between text-xs text-gray-600 dark:text-gray-400 mb-1.5">
                        <span>Progress</span>
                        <span>{isComplete ? '100' : progressPercent}%</span>
                      </div>
                      <div className="w-full bg-gray-200 dark:bg-gray-700 rounded-full h-2 overflow-hidden">
                        <div 
                          className={`bg-gradient-to-r ${stageConfig.color} h-2 rounded-full transition-all duration-500 ${isActive ? 'animate-pulse' : ''}`}
                          style={{ width: `${isComplete ? 100 : progressPercent}%` }}
                        ></div>
                      </div>
                    </div>
                  )}
                </div>
              );
            })}
          </div>

          {/* Row 2: Stages 5-7 + Status Summary */}
          <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-4">
            {/* Stages 5-6 */}
            {pipelineOverview.slice(4, 6).map((stage, index) => {
              const actualIndex = index + 4;
              const stageConfig = STAGE_CONFIG[actualIndex];
              const StageIcon = stageConfig.icon;
              const isActive = currentRun?.current_stage === stage.number;
              const isComplete = currentRun && currentRun.current_stage > stage.number;
              const result = currentRun ? (currentRun[`stage_${stage.number}_result` as keyof AutomationRun] as any) : null;
              const processed = result ? Object.values(result).reduce((sum: number, val) => typeof val === 'number' ? sum + val : sum, 0) : 0;
              const total = (stage.pending ?? 0) + processed;
              const progressPercent = total > 0 ? Math.round((processed / total) * 100) : 0;
              
              return (
                <div
                  key={stage.number}
                  className={`
                    relative rounded-xl border-2 p-5 transition-all
                    ${isActive 
                      ? 'border-blue-500 bg-blue-50 dark:bg-blue-500/10 shadow-lg' 
                      : isComplete
                      ? 'border-success-500 bg-success-50 dark:bg-success-500/10'
                      : stage.pending > 0
                      ? `border-slate-200 bg-white dark:bg-white/[0.03] dark:border-gray-800 ${stageConfig.hoverColor} hover:shadow-lg`
                      : 'border-slate-200 bg-slate-50 dark:bg-white/[0.02] dark:border-gray-800'
                    }
                  `}
                >
                  <div className="flex items-start justify-between mb-3">
                    <div className="flex-1">
                      <div className="flex items-center gap-2 mb-1">
                        <div className="text-sm font-bold text-gray-900 dark:text-white">Stage {stage.number}</div>
                        {isActive && <span className="text-xs px-2 py-0.5 bg-blue-500 text-white rounded-full">● Active</span>}
                        {isComplete && <span className="text-xs px-2 py-0.5 bg-success-500 text-white rounded-full">✓</span>}
                        {!isActive && !isComplete && stage.pending > 0 && <span className="text-xs px-2 py-0.5 bg-gray-400 text-white rounded-full">Ready</span>}
                      </div>
                      <div className="text-xs font-medium text-gray-600 dark:text-gray-400">{stageConfig.name}</div>
                    </div>
                    <div className={`size-8 rounded-lg bg-gradient-to-br ${stageConfig.color} flex items-center justify-center shadow-md flex-shrink-0`}>
                      <StageIcon className="size-4 text-white" />
                    </div>
                  </div>
                  
                  <div className="space-y-1.5 text-xs mb-3">
                    <div className="flex justify-between">
                      <span className="text-gray-600 dark:text-gray-400">Total Queue:</span>
                      <span className="font-bold text-slate-900 dark:text-white">{stage.pending}</span>
                    </div>
                    <div className="flex justify-between">
                      <span className="text-gray-600 dark:text-gray-400">Processed:</span>
                      <span className="font-bold text-slate-900 dark:text-white">{processed}</span>
                    </div>
                    <div className="flex justify-between">
                      <span className="text-gray-600 dark:text-gray-400">Remaining:</span>
                      <span className={`font-bold ${stageConfig.textColor}`}>
                        {stage.pending}
                      </span>
                    </div>
                    {/* Credits and Time - Section 6 Enhancement */}
                    {result && result.credits_used !== undefined && (
                      <div className="flex justify-between pt-1.5 border-t border-slate-200 dark:border-gray-700">
                        <span className="text-gray-600 dark:text-gray-400">Credits Used:</span>
                        <span className="font-bold text-amber-600 dark:text-amber-400">{result.credits_used}</span>
                      </div>
                    )}
                    {result && result.time_elapsed && (
                      <div className="flex justify-between">
                        <span className="text-gray-600 dark:text-gray-400">Duration:</span>
                        <span className="font-semibold text-gray-700 dark:text-gray-300">{result.time_elapsed}</span>
                      </div>
                    )}
                  </div>

                  {(isActive || isComplete || processed > 0) && (
                    <div className="mt-3 pt-3 border-t border-slate-200 dark:border-gray-700">
                      <div className="flex justify-between text-xs text-gray-600 dark:text-gray-400 mb-1.5">
                        <span>Progress</span>
                        <span>{isComplete ? '100' : progressPercent}%</span>
                      </div>
                      <div className="w-full bg-gray-200 dark:bg-gray-700 rounded-full h-2 overflow-hidden">
                        <div 
                          className={`bg-gradient-to-r ${stageConfig.color} h-2 rounded-full transition-all duration-500 ${isActive ? 'animate-pulse' : ''}`}
                          style={{ width: `${isComplete ? 100 : progressPercent}%` }}
                        ></div>
                      </div>
                    </div>
                  )}
                </div>
              );
            })}

            {/* Stage 7 - Manual Review Gate */}
            {pipelineOverview[6] && (() => {
              const stage7 = pipelineOverview[6];
              const isActive = currentRun?.current_stage === 7;
              const isComplete = currentRun && currentRun.current_stage > 7;
              
              return (
                <div
                  className={`
                    relative rounded-xl border-3 p-5 transition-all
                    ${isActive 
                      ? 'border-amber-500 bg-amber-50 dark:bg-amber-500/10 shadow-lg' 
                      : isComplete
                      ? 'border-success-500 bg-success-50 dark:bg-success-500/10'
                      : stage7.pending > 0
                      ? 'border-amber-300 bg-amber-50 dark:bg-amber-900/20 dark:border-amber-700'
                      : 'border-slate-200 bg-slate-50 dark:bg-white/[0.02] dark:border-gray-800'
                    }
                  `}
                >
                  <div className="flex items-start justify-between mb-3">
                    <div className="flex-1">
                      <div className="flex items-center gap-2 mb-1">
                        <div className="text-sm font-bold text-gray-900 dark:text-white">Stage 7</div>
                        <span className="text-xs px-2 py-0.5 bg-amber-500 text-white rounded-full">🚫 Stop</span>
                      </div>
                      <div className="text-xs font-medium text-amber-700 dark:text-amber-300">Manual Review Gate</div>
                    </div>
                    <div className="size-8 rounded-lg bg-gradient-to-br from-amber-500 to-amber-600 flex items-center justify-center shadow-md">
                      <PaperPlaneIcon className="size-4 text-white" />
                    </div>
                  </div>
                  
                  {stage7.pending > 0 && (
                    <div className="text-center py-4">
                      <div className="text-3xl font-bold text-amber-600 dark:text-amber-400">{stage7.pending}</div>
                      <div className="text-xs text-amber-700 dark:text-amber-300 mt-1">ready for review</div>
                    </div>
                  )}

                  <div className="mt-3 pt-3 border-t border-amber-200 dark:border-amber-700">
                    <Button 
                      variant="primary" 
                      tone="brand" 
                      size="sm" 
                      className="w-full text-xs"
                      disabled={stage7.pending === 0}
                    >
                      Go to Review →
                    </Button>
                    <div className="mt-2">
                      <Button
                        variant="outline"
                        tone="success"
                        size="sm"
                        className="w-full text-xs"
                        disabled={stage7.pending === 0}
                        onClick={handlePublishAllWithoutReview}
                      >
                        Publish all Without Review
                      </Button>
                    </div>
                  </div>
                </div>
              );
            })()}

              {/* Published summary card (placed after Stage 7 in the same row) */}
              <div className="rounded-xl p-5 border-2 border-green-200 bg-gradient-to-br from-green-50 to-green-100 dark:from-green-900/10 dark:to-green-800/10 flex flex-col h-full">
                <div className="flex items-center justify-between mb-3">
                  <div className="flex items-center gap-3">
                    <div className="size-10 rounded-lg bg-gradient-to-br from-green-500 to-green-600 flex items-center justify-center">
                      <FileTextIcon className="size-5 text-white" />
                    </div>
                    <div className="text-sm font-bold text-green-900 dark:text-green-100">Published</div>
                  </div>
                  <div className="text-right">&nbsp;</div>
                </div>
                <div className="flex-1 flex items-center justify-center">
                  <div className="text-4xl md:text-5xl font-extrabold text-green-800 dark:text-green-300">{metrics?.content?.published ?? pipelineOverview[3]?.counts?.published ?? getStageResult(4)?.published ?? 0}</div>
                </div>
              </div>

          </div>
        </ComponentCard>

        {/* Activity Log */}
        {currentRun && <ActivityLog runId={currentRun.run_id} />}

        {/* Run History */}
        <RunHistory siteId={activeSite.id} />

        {/* Config Modal */}
        {showConfigModal && config && (
          <ConfigModal config={config} onSave={handleSaveConfig} onCancel={() => setShowConfigModal(false)} />
        )}
      </div>
    </>
  );
};

export default AutomationPage;

