Craze-Data-check/src/components/DimensionsView.tsx

import React, { useState, useMemo } from 'react';
import { ExcelRow, COLUMNS } from '../types';
import { AlertTriangle, CheckCircle2, ChevronDown, ChevronRight, Edit2, Package, Boxes, Scale, Loader2, RefreshCw, Layers } from 'lucide-react';
import { cn } from '../lib/utils';

interface DimensionsViewProps {
  data: ExcelRow[];
  headers: string[];
  onEdit: (index: number) => void;
  onSaveRow: (index: number, updatedRow: ExcelRow) => void;
  onCaptureState: (message: string) => void;
}

interface DimensionGroup {
  key: string;
  innerDims: string;
  rows: { row: ExcelRow; index: number }[];
  isInconsistent: boolean;
  discrepancies: {
    outer: boolean;
    units: boolean;
    moq: boolean;
  };
}

export function DimensionsView({ data, headers, onEdit, onSaveRow, onCaptureState }: DimensionsViewProps) {
  const [expandedGroups, setExpandedGroups] = useState<Set<string>>(new Set());
  const [showOnlyInconsistent, setShowOnlyInconsistent] = useState(true);
  const [syncing, setSyncing] = useState<{ key: string, field: string } | null>(null);

  const groups = useMemo(() => {
    const groupMap = new Map<string, { row: ExcelRow; index: number }[]>();

    data.forEach((row, index) => {
      const iw = String(row[COLUMNS.INNER_W] || '0').trim();
      const il = String(row[COLUMNS.INNER_L] || '0').trim();
      const ih = String(row[COLUMNS.INNER_H] || '0').trim();
      
      const key = `${il}x${iw}x${ih}`;
      if (!groupMap.has(key)) {
        groupMap.set(key, []);
      }
      groupMap.get(key)!.push({ row, index });
    });

    const result: DimensionGroup[] = [];
    groupMap.forEach((rows, key) => {
      // Skip empty/placeholder groups (0x0x0 or empty fields)
      if (key === '0x0x0' || key === 'xx' || key === 'x x') return; 

      const first = rows[0].row;
      const firstOuter = `${first[COLUMNS.OUTER_L]}x${first[COLUMNS.OUTER_W]}x${first[COLUMNS.OUTER_H]}`;
      const firstUnits = String(first[COLUMNS.UNITS_OUTER]);
      const firstMOQ = String(first[COLUMNS.MOQ]);

      let outerMatch = true;
      let unitsMatch = true;
      let moqMatch = true;

      rows.forEach(({ row }) => {
        const outer = `${row[COLUMNS.OUTER_L]}x${row[COLUMNS.OUTER_W]}x${row[COLUMNS.OUTER_H]}`;
        const units = String(row[COLUMNS.UNITS_OUTER]);
        const moq = String(row[COLUMNS.MOQ]);

        if (outer !== firstOuter) outerMatch = false;
        if (units !== firstUnits) unitsMatch = false;
        if (moq !== firstMOQ) moqMatch = false;
      });

      result.push({
        key,
        innerDims: key,
        rows,
        isInconsistent: !outerMatch || !unitsMatch || !moqMatch,
        discrepancies: {
          outer: !outerMatch,
          units: !unitsMatch,
          moq: !moqMatch
        }
      });
    });

    return result.sort((a, b) => (b.isInconsistent ? 1 : 0) - (a.isInconsistent ? 1 : 0));
  }, [data]);

  const filteredGroups = useMemo(() => {
    return showOnlyInconsistent ? groups.filter(g => g.isInconsistent) : groups;
  }, [groups, showOnlyInconsistent]);

  const toggleGroup = (key: string) => {
    const next = new Set(expandedGroups);
    if (next.has(key)) {
      next.delete(key);
    } else {
      next.add(key);
    }
    setExpandedGroups(next);
  };

  const handleSyncField = async (group: DimensionGroup, sourceRow: ExcelRow, fieldType: 'outer' | 'units' | 'moq') => {
    const fieldLabel = fieldType === 'outer' ? 'Outer Box Dimensions' : fieldType === 'units' ? 'Units per Outer' : 'MOQ';
    if (!window.confirm(`Sync ALL products in this group to match "${fieldLabel}" from product ${sourceRow[COLUMNS.ARTICLE_NO]}?`)) {
      return;
    }

    onCaptureState(`Bulk synced ${fieldLabel} in group ${group.innerDims}`);
    setSyncing({ key: group.key, field: fieldType });
    
    try {
      const outerL = sourceRow[COLUMNS.OUTER_L];
      const outerW = sourceRow[COLUMNS.OUTER_W];
      const outerH = sourceRow[COLUMNS.OUTER_H];
      const unitsOuter = sourceRow[COLUMNS.UNITS_OUTER];
      const moq = sourceRow[COLUMNS.MOQ];

      for (const { row, index } of group.rows) {
        if (row === sourceRow) continue;
        const updatedRow = [...row];
        
        if (fieldType === 'outer') {
          updatedRow[COLUMNS.OUTER_L] = outerL;
          updatedRow[COLUMNS.OUTER_W] = outerW;
          updatedRow[COLUMNS.OUTER_H] = outerH;
        } else if (fieldType === 'units') {
          updatedRow[COLUMNS.UNITS_OUTER] = unitsOuter;
        } else if (fieldType === 'moq') {
          updatedRow[COLUMNS.MOQ] = moq;
        }
        
        await onSaveRow(index, updatedRow);
      }
    } finally {
      setSyncing(null);
    }
  };

  const handleFullSync = async (group: DimensionGroup, sourceRow: ExcelRow) => {
    if (!window.confirm(`Sync ALL Packaging & MOQ data in this group to match product ${sourceRow[COLUMNS.ARTICLE_NO]}?`)) {
      return;
    }

    onCaptureState(`Full sync of packaging data in group ${group.innerDims}`);
    setSyncing({ key: group.key, field: 'all' });
    
    try {
      const outerL = sourceRow[COLUMNS.OUTER_L];
      const outerW = sourceRow[COLUMNS.OUTER_W];
      const outerH = sourceRow[COLUMNS.OUTER_H];
      const unitsOuter = sourceRow[COLUMNS.UNITS_OUTER];
      const moq = sourceRow[COLUMNS.MOQ];

      for (const { row, index } of group.rows) {
        if (row === sourceRow) continue;
        const updatedRow = [...row];
        updatedRow[COLUMNS.OUTER_L] = outerL;
        updatedRow[COLUMNS.OUTER_W] = outerW;
        updatedRow[COLUMNS.OUTER_H] = outerH;
        updatedRow[COLUMNS.UNITS_OUTER] = unitsOuter;
        updatedRow[COLUMNS.MOQ] = moq;
        await onSaveRow(index, updatedRow);
      }
    } finally {
      setSyncing(null);
    }
  };

  return (
    <div className="space-y-6">
      <div className="flex items-center justify-between bg-slate-800/50 p-4 rounded-lg border border-slate-700">
        <div>
          <h2 className="text-xl font-semibold text-white flex items-center gap-2">
            <Boxes className="text-blue-400" />
            Dimension Consistency Check
          </h2>
          <p className="text-sm text-slate-400 mt-1">
            Grouping products by Inner Box dimensions to find Packaging or MOQ discrepancies.
          </p>
        </div>
        <div className="flex items-center gap-4">
          <label className="flex items-center gap-2 text-sm text-slate-300 cursor-pointer">
            <input 
              type="checkbox" 
              checked={showOnlyInconsistent} 
              onChange={e => setShowOnlyInconsistent(e.target.checked)}
              className="rounded border-slate-600 bg-slate-700 text-blue-600 focus:ring-blue-500"
            />
            Show only inconsistent groups
          </label>
          <div className="text-xs text-slate-500 bg-slate-900 px-3 py-1.5 rounded-full border border-slate-700">
            {groups.filter(g => g.isInconsistent).length} Inconsistencies found
          </div>
        </div>
      </div>

      <div className="space-y-3">
        {filteredGroups.map(group => (
          <div key={group.key} className={cn(
            "border rounded-lg overflow-hidden transition-all",
            group.isInconsistent ? "border-amber-500/30 bg-amber-500/5" : "border-slate-700 bg-slate-800/30"
          )}>
            <div className="flex items-center justify-between bg-slate-800/20 pr-4">
              <button 
                onClick={() => toggleGroup(group.key)}
                className="flex-1 flex items-center gap-4 p-4 hover:bg-slate-700/30 transition-colors text-left"
              >
                {expandedGroups.has(group.key) ? <ChevronDown className="w-5 h-5 text-slate-500" /> : <ChevronRight className="w-5 h-5 text-slate-500" />}
                <div>
                  <div className="flex items-center gap-2">
                    <span className="font-mono text-sm text-blue-400 bg-blue-400/10 px-2 py-0.5 rounded">
                      Inner: {group.innerDims} cm
                    </span>
                    {group.isInconsistent ? (
                      <span className="flex items-center gap-1 text-xs font-medium text-amber-500 bg-amber-500/10 px-2 py-0.5 rounded ring-1 ring-amber-500/20">
                        <AlertTriangle className="w-3 h-3" />
                        Inconsistent
                      </span>
                    ) : (
                      <span className="flex items-center gap-1 text-xs font-medium text-emerald-500 bg-emerald-500/10 px-2 py-0.5 rounded ring-1 ring-emerald-500/20">
                        <CheckCircle2 className="w-3 h-3" />
                        Consistent
                      </span>
                    )}
                  </div>
                  <div className="text-xs text-slate-500 mt-1">
                    {group.rows.length} product{group.rows.length !== 1 ? 's' : ''} in this dimension group
                  </div>
                </div>
              </button>

              <div className="flex items-center gap-6">
                <div className="flex items-center gap-4 text-[10px] hidden md:flex">
                  {group.discrepancies.outer && (
                    <span className="text-amber-400 flex items-center gap-1">
                      <Package className="w-3 h-3" /> Outer Dims vary
                    </span>
                  )}
                  {group.discrepancies.units && (
                    <span className="text-amber-400 flex items-center gap-1">
                      <Boxes className="w-3 h-3" /> Units/Outer vary
                    </span>
                  )}
                  {group.discrepancies.moq && (
                    <span className="text-amber-400 flex items-center gap-1">
                      <Scale className="w-3 h-3" /> MOQ varies
                    </span>
                  )}
                </div>
                
                {group.isInconsistent && !expandedGroups.has(group.key) && (
                  <div className="text-[10px] font-bold text-blue-400 bg-blue-400/5 px-2 py-1 rounded border border-blue-400/20">
                    OPEN TO SYNC FIELDS
                  </div>
                )}
              </div>
            </div>

            {expandedGroups.has(group.key) && (
              <div className="border-t border-slate-700 overflow-x-auto">
                <table className="w-full text-xs text-left">
                  <thead className="bg-slate-900/50 text-slate-400 uppercase tracking-tight font-semibold">
                    <tr>
                      <th className="px-4 py-3">Article No / Name</th>
                      <th className="px-4 py-3">Inner Box (L/W/H)</th>
                      <th className={cn("px-4 py-3", group.discrepancies.outer && "text-amber-500")}>Outer Box (L/W/H)</th>
                      <th className={cn("px-4 py-3", group.discrepancies.units && "text-amber-500")}>Units/Outer</th>
                      <th className={cn("px-4 py-3", group.discrepancies.moq && "text-amber-500")}>MOQ</th>
                      <th className="px-4 py-3 text-right">Actions</th>
                    </tr>
                  </thead>
                  <tbody className="divide-y divide-slate-700/50">
                    {group.rows.map(({ row, index }) => (
                      <tr key={index} className="hover:bg-slate-700/20 group transition-colors">
                        <td className="px-4 py-3">
                          <div className="font-medium text-slate-200">{row[COLUMNS.ARTICLE_NO]}</div>
                          <div className="text-[10px] text-slate-500 truncate max-w-[200px]">{row[COLUMNS.ARTICLE_NAME]}</div>
                        </td>
                        <td className="px-4 py-3 text-slate-400 font-mono">
                          {row[COLUMNS.INNER_L] || '-'} × {row[COLUMNS.INNER_W] || '-'} × {row[COLUMNS.INNER_H] || '-'}
                        </td>
                        <td className={cn(
                          "px-4 py-3 font-mono relative",
                          group.discrepancies.outer ? "text-amber-300" : "text-slate-400"
                        )}>
                          <span>{row[COLUMNS.OUTER_L] || '-'} × {row[COLUMNS.OUTER_W] || '-'} × {row[COLUMNS.OUTER_H] || '-'}</span>
                          <button 
                            onClick={() => handleSyncField(group, row, 'outer')}
                            disabled={syncing?.key === group.key}
                            title="Apply these Outer Dims to all in group"
                            className="absolute right-1 top-1/2 -translate-y-1/2 p-1 hover:bg-emerald-600/20 text-slate-600 hover:text-emerald-400 rounded opacity-0 group-hover:opacity-100 transition-opacity"
                          >
                             {syncing?.key === group.key && syncing?.field === 'outer' ? <Loader2 className="w-3 h-3 animate-spin" /> : <Layers className="w-3 h-3" />}
                          </button>
                        </td>
                        <td className={cn(
                          "px-4 py-3 relative",
                          group.discrepancies.units ? "text-amber-300 font-bold" : "text-slate-400"
                        )}>
                          <span>{row[COLUMNS.UNITS_OUTER] || '-'}</span>
                          <button 
                            onClick={() => handleSyncField(group, row, 'units')}
                            disabled={syncing?.key === group.key}
                            title="Apply this Units/Outer to all in group"
                            className="absolute right-1 top-1/2 -translate-y-1/2 p-1 hover:bg-emerald-600/20 text-slate-600 hover:text-emerald-400 rounded opacity-0 group-hover:opacity-100 transition-opacity"
                          >
                             {syncing?.key === group.key && syncing?.field === 'units' ? <Loader2 className="w-3 h-3 animate-spin" /> : <Layers className="w-3 h-3" />}
                          </button>
                        </td>
                        <td className={cn(
                          "px-4 py-3 relative",
                          group.discrepancies.moq ? "text-amber-300 font-bold" : "text-slate-400"
                        )}>
                          <span>{row[COLUMNS.MOQ] || '-'}</span>
                          <button 
                            onClick={() => handleSyncField(group, row, 'moq')}
                            disabled={syncing?.key === group.key}
                            title="Apply this MOQ to all in group"
                            className="absolute right-1 top-1/2 -translate-y-1/2 p-1 hover:bg-emerald-600/20 text-slate-600 hover:text-emerald-400 rounded opacity-0 group-hover:opacity-100 transition-opacity"
                          >
                             {syncing?.key === group.key && syncing?.field === 'moq' ? <Loader2 className="w-3 h-3 animate-spin" /> : <Layers className="w-3 h-3" />}
                          </button>
                        </td>
                        <td className="px-4 py-3 text-right">
                          <div className="flex items-center justify-end gap-1 opacity-0 group-hover:opacity-100 transition-opacity">
                            <button 
                              onClick={() => handleFullSync(group, row)}
                              title="FULL SYNC: Apply ALL packaging measures labels to all in group"
                              disabled={syncing?.key === group.key}
                              className="p-1.5 hover:bg-blue-600/20 text-slate-500 hover:text-blue-400 rounded transition-all"
                            >
                              {syncing?.key === group.key && syncing?.field === 'all' ? <Loader2 className="w-4 h-4 animate-spin" /> : <RefreshCw className="w-4 h-4" />}
                            </button>
                            <button 
                              onClick={() => onEdit(index)}
                              title="Edit product"
                              className="p-1.5 hover:bg-slate-600/20 text-slate-500 hover:text-slate-300 rounded transition-all"
                            >
                              <Edit2 className="w-4 h-4" />
                            </button>
                          </div>
                        </td>
                      </tr>
                    ))}
                  </tbody>
                </table>
              </div>
            )}
          </div>
        ))}

        {filteredGroups.length === 0 && (
          <div className="flex flex-col items-center justify-center py-20 bg-slate-800/20 border border-dashed border-slate-700 rounded-xl">
            <CheckCircle2 className="w-12 h-12 text-emerald-500/50 mb-3" />
            <h3 className="text-slate-300 font-medium">Clear of discrepancies</h3>
            <p className="text-slate-500 text-sm mt-1">
              {showOnlyInconsistent ? "No inconsistent groups found." : "No dimension data available."}
            </p>
          </div>
        )}
      </div>
    </div>
  );
}