import { Button } from "@/components/ui/button";
import {
  Tooltip,
  TooltipContent,
  TooltipTrigger,
} from "@/components/ui/tooltip";
import {
  PROCEDURE_COMBOS,
  COMBO_CATEGORIES,
} from "@/utils/procedureCombos";

/* =========================================================
   DIRECT COMBO BUTTONS (TOP SECTION)
   ========================================================= */

export function DirectComboButtons({
  onDirectCombo,
}: {
  onDirectCombo: (comboKey: string) => void;
}) {
  return (
    <div className="space-y-6">
      {/* Section Title */}
      <div className="text-sm font-semibold text-muted-foreground">
        Direct Claim Submission Buttons
      </div>

      <div className="grid gap-6 md:grid-cols-2">
        {/* CHILD RECALL */}
        <DirectGroup
          title="Child Recall"
          combos={[
            "childRecallDirect",
            "childRecallDirect2BW",
            "childRecallDirect4BW",
            "childRecallDirect2PA2BW",
            "childRecallDirect2PA4BW",
            "childRecallDirect3PA2BW",
            "childRecallDirect3PA",
            "childRecallDirect4PA",
            "childRecallDirectPANO",
          ]}
          labelMap={{
            childRecallDirect: "Direct",
            childRecallDirect2BW: "Direct 2BW",
            childRecallDirect4BW: "Direct 4BW",
            childRecallDirect2PA2BW: "Direct 2PA 2BW",
            childRecallDirect2PA4BW: "Direct 2PA 4BW",
            childRecallDirect3PA2BW: "Direct 3PA 2BW",
            childRecallDirect3PA: "Direct 3PA",
            childRecallDirect4PA: "Direct 4PA",
            childRecallDirectPANO: "Direct Pano",
          }}
          onSelect={onDirectCombo}
        />

        {/* ADULT RECALL */}
        <DirectGroup
          title="Adult Recall"
          combos={[
            "adultRecallDirect",
            "adultRecallDirect2BW",
            "adultRecallDirect4BW",
            "adultRecallDirect2PA2BW",
            "adultRecallDirect2PA4BW",
            "adultRecallDirect4PA",
            "adultRecallDirectPano",
          ]}
          labelMap={{
            adultRecallDirect: "Direct",
            adultRecallDirect2BW: "Direct 2BW",
            adultRecallDirect4BW: "Direct 4BW",
            adultRecallDirect2PA2BW: "Direct 2PA 2BW",
            adultRecallDirect2PA4BW: "Direct 2PA 4BW",
            adultRecallDirect4PA: "Direct 4PA",
            adultRecallDirectPano: "Direct Pano",
          }}
          onSelect={onDirectCombo}
        />

        {/* ORTH */}
        <DirectGroup
          title="Orth"
          combos={[
            "orthPreExamDirect",
            "orthRecordDirect",
            "orthPerioVisitDirect",
            "orthRetentionDirect",
          ]}
          onSelect={onDirectCombo}
        />
      </div>
    </div>
  );
}

/* =========================================================
   REGULAR COMBO BUTTONS (BOTTOM SECTION)
   ========================================================= */

export function RegularComboButtons({
  onRegularCombo,
}: {
  onRegularCombo: (comboKey: string) => void;
}) {
  return (
    <div className="space-y-4 mt-8">
      {Object.entries(COMBO_CATEGORIES).map(([section, ids]) => (
        <div key={section}>
          <div className="mb-3 text-sm font-semibold opacity-70">
            {section}
          </div>

          <div className="flex flex-wrap gap-1">
            {ids.map((id) => {
              const b = PROCEDURE_COMBOS[id];
              if (!b) return null;

              const tooltipText = b.codes
                .map((code, idx) => {
                  const tooth = b.toothNumbers?.[idx];
                  return tooth ? `${code} (tooth ${tooth})` : code;
                })
                .join(", ");

              return (
                <Tooltip key={id}>
                  <TooltipTrigger asChild>
                    <Button
                      variant="secondary"
                      onClick={() => onRegularCombo(id)}
                      aria-label={`${b.label} — codes: ${tooltipText}`}
                    >
                      {b.label}
                    </Button>
                  </TooltipTrigger>

                  <TooltipContent side="top" align="center">
                    <div className="text-sm max-w-xs break-words">
                      {tooltipText}
                    </div>
                  </TooltipContent>
                </Tooltip>
              );
            })}
          </div>
        </div>
      ))}
    </div>
  );
}

/* =========================================================
   INTERNAL HELPERS
   ========================================================= */

function DirectGroup({
  title,
  combos,
  labelMap,
  onSelect,
}: {
  title: string;
  combos: string[];
  labelMap?: Record<string, string>;
  onSelect: (id: string) => void;
}) {
  return (
    <div className="space-y-2">
      <div className="text-sm font-medium opacity-80">{title}</div>

      <div className="flex flex-wrap gap-2">
        {combos.map((id) => {
          const b = PROCEDURE_COMBOS[id];
          if (!b) return null;

          const tooltipText = b.codes
            .map((code, idx) => {
              const tooth = b.toothNumbers?.[idx];
              return tooth ? `${code} (tooth ${tooth})` : code;
            })
            .join(", ");

          return (
            <Tooltip key={id}>
              <TooltipTrigger asChild>
                <Button
                  variant="secondary"
                  onClick={() => onSelect(id)}
                  aria-label={`${b.label} — codes: ${tooltipText}`}
                >
                  {labelMap?.[id] ?? b.label}
                </Button>
              </TooltipTrigger>

              <TooltipContent side="top" align="center">
                <div className="text-sm max-w-xs break-words">
                  {tooltipText}
                </div>
              </TooltipContent>
            </Tooltip>
          );
        })}
      </div>
    </div>
  );
}
