All files / src/pages/flowsheet-page/economics/cost-curves/authoring DriverSpecEditor.tsx

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import { Plus, Trash2 } from "lucide-react";
import { Badge } from "@/ahuora-design-system/ui/badge";
import { Button } from "@/ahuora-design-system/ui/button";
import type { CostCurveDriverSpec, UnitOption } from "@/api/apiStore.gen";
import { RoleEnum } from "@/api/apiStore.gen";
import { UnitSelectField } from "../../shared/ui/EconomicsFormFields";
import { unitOptionsForSpec } from "../model/unitOptions";
import { TextField } from "../ui/CostCurveFields";
import { FieldError } from "../ui/FieldError";
import { createFormulaInputSpec } from "./helpers";
 
export function DriverSpecEditor({
  modeId,
  specs,
  defaultUnitOptions,
  discreteFamily,
  error,
  onChange,
}: {
  modeId: string;
  specs: CostCurveDriverSpec[];
  defaultUnitOptions: UnitOption[];
  discreteFamily: boolean;
  error?: string;
  onChange: (specs: CostCurveDriverSpec[]) => void;
}) {
  const formulaSpecs = specs.filter(
    (spec) => spec.role === RoleEnum.FormulaInput,
  );
  const showRoleBadge = new Set(specs.map((spec) => spec.role)).size > 1;
  const updateSpec = (index: number, patch: Partial<CostCurveDriverSpec>) => {
    onChange(
      specs.map((spec, specIndex) =>
        specIndex === index ? { ...spec, ...patch } : spec,
      ),
    );
  };
  const addFormulaInput = () => {
    const nextIndex = formulaSpecs.length + 1;
    onChange([...specs, createFormulaInputSpec(nextIndex)]);
  };
  const removeSpec = (index: number) => {
    const nextSpecs = specs.filter((_, specIndex) => specIndex !== index);
    const hasPrimaryFormula = nextSpecs.some(
      (spec) => spec.role === RoleEnum.FormulaInput && spec.primary,
    );
    onChange(
      hasPrimaryFormula
        ? nextSpecs
        : nextSpecs.map((spec) =>
            spec.role === RoleEnum.FormulaInput
              ? { ...spec, primary: true }
              : spec,
          ),
    );
  };
  const setPrimary = (index: number) => {
    onChange(
      specs.map((spec, specIndex) =>
        spec.role === RoleEnum.FormulaInput
          ? { ...spec, primary: specIndex === index }
          : spec,
      ),
    );
  };
  return (
    <section className="grid gap-2" aria-label="Cost curve inputs">
      <div className="flex items-center justify-between gap-2">
        <h4 className="text-sm font-medium">Inputs</h4>
        {!discreteFamily && (
          <Button
            type="button"
            size="sm"
            variant="outline"
            onClick={addFormulaInput}
          >
            <Plus className="size-4" aria-hidden="true" />
            Add input
          </Button>
        )}
      </div>
      <div className="grid divide-y">
        {specs.map((spec, index) => {
          const readOnly = discreteFamily;
          const fieldBase = `curve-driver-spec-${modeId}-${index}`;
          const formulaInput = spec.role === RoleEnum.FormulaInput;
          return (
            <div
              key={`${modeId}-${index}`}
              className="grid gap-3 py-3 first:pt-0 last:pb-0"
            >
              <div
                className={
                  showRoleBadge || (!readOnly && specs.length > 1)
                    ? "flex items-center justify-between gap-2"
                    : "hidden"
                }
              >
                {showRoleBadge ? (
                  <Badge variant="secondary" size="xs" borderRadius="round">
                    {formulaInput ? "formula input" : "sizing input"}
                  </Badge>
                ) : (
                  <span />
                )}
                <div className="flex items-center gap-2">
                  {formulaInput && formulaSpecs.length > 1 && (
                    <label className="flex items-center gap-2 text-xs text-muted-foreground">
                      <input
                        type="checkbox"
                        checked={Boolean(spec.primary)}
                        disabled={readOnly}
                        onChange={() => setPrimary(index)}
                      />
                      Primary
                    </label>
                  )}
                  {!readOnly && specs.length > 1 && (
                    <Button
                      type="button"
                      size="sm"
                      variant="ghost"
                      className="h-7 px-2 text-muted-foreground hover:text-destructive"
                      aria-label={`Remove ${spec.label || spec.key}`}
                      onClick={() => removeSpec(index)}
                    >
                      <Trash2 className="size-4" aria-hidden="true" />
                    </Button>
                  )}
                </div>
              </div>
              <div
                className={`grid gap-3 ${formulaInput ? "md:grid-cols-3" : "md:grid-cols-2"}`}
              >
                <TextField
                  id={`${fieldBase}-label`}
                  label="Label"
                  value={spec.label}
                  error={undefined}
                  onChange={(label) => updateSpec(index, { label })}
                  disabled={readOnly}
                />
                {formulaInput && (
                  <TextField
                    id={`${fieldBase}-symbol`}
                    label="Symbol"
                    value={spec.variable_symbol ?? ""}
                    error={undefined}
                    onChange={(variable_symbol) =>
                      updateSpec(index, { variable_symbol })
                    }
                    disabled={readOnly}
                  />
                )}
                <UnitSelectField
                  id={`${fieldBase}-unit`}
                  label="Unit"
                  ariaLabel="Unit"
                  unit={spec.unit}
                  units={unitOptionsForSpec(spec, defaultUnitOptions)}
                  disabled={readOnly}
                  layout="field"
                  onUnitChange={(unit) => updateSpec(index, { unit })}
                />
              </div>
            </div>
          );
        })}
      </div>
      <FieldError id={`curve-driver-specs-${modeId}-error`} message={error} />
    </section>
  );
}