makearmy-app/app/components/forms/SettingsSubmit.tsx

"use client";

import { useEffect, useMemo, useState } from "react";
import { useForm, useFieldArray, type UseFormRegister } from "react-hook-form";
import { useRouter, useSearchParams } from "next/navigation";

type Target = "settings_fiber" | "settings_co2gan" | "settings_co2gal" | "settings_uv";
type Opt = { id: string; label: string };
type Me = {
  id: string;
  display_name?: string;
  first_name?: string;
  last_name?: string;
  email?: string;
};

function useOptions(path: string) {
  const [opts, setOpts] = useState<Opt[]>([]);
  const [loading, setLoading] = useState(false);
  const [q, setQ] = useState("");

  useEffect(() => {
    let alive = true;
    setLoading(true);
    const url = `/api/options/${path}${path.includes("?") ? "&" : "?"}q=${encodeURIComponent(q)}`;
    fetch(url, { cache: "no-store", credentials: "include" })
    .then((r) => r.json())
    .then((j) => {
      if (alive) setOpts((j?.data as Opt[]) ?? []);
    })
    .finally(() => {
      if (alive) setLoading(false);
    });
      return () => {
        alive = false;
      };
  }, [path, q]);

  return { opts, loading, setQ };
}

function FilterableSelect({
  label, name, register, options, loading, onQuery, placeholder = "—", required = false,
}: {
  label: string;
  name: string;
  register: UseFormRegister<any>;
  options: Opt[];
  loading?: boolean;
  onQuery?: (q: string) => void;
  placeholder?: string;
  required?: boolean;
}) {
  const [filter, setFilter] = useState("");
  useEffect(() => { onQuery?.(filter); }, [filter, onQuery]);

  const filtered = useMemo(() => {
    if (!filter) return options;
    const f = filter.toLowerCase();
    return options.filter((o) => o.label.toLowerCase().includes(f));
  }, [options, filter]);

  return (
    <div>
    <label className="block text-sm mb-1">
    {label} {required ? <span className="text-red-600">*</span> : null}
    </label>
    <input
    className="w-full border rounded px-2 py-1 mb-1"
    placeholder="Type to filter…"
    value={filter}
    onChange={(e) => setFilter(e.target.value)}
    />
    <select className="w-full border rounded px-2 py-1" {...register(name, { required })}>
    <option value="">{placeholder}{loading ? " (loading…)" : ""}</option>
    {filtered.map((o) => (
      <option key={o.id} value={o.id}>{o.label}</option>
    ))}
    </select>
    </div>
  );
}

function BoolBox({ label, name, register }:{
  label: string; name: string; register: UseFormRegister<any>;
}) {
  return (
    <label className="flex items-center gap-1 text-sm">
    <input type="checkbox" {...register(name)} /> {label}
    </label>
  );
}

export default function SettingsSubmit({ initialTarget }: { initialTarget?: Target }) {
  const router = useRouter();
  const sp = useSearchParams();
  const initialFromQuery = (sp.get("target") as Target) || initialTarget || "settings_fiber";
  const [target, setTarget] = useState<Target>(initialFromQuery);

  // Image inputs (for preview + multipart submit)
  const [photoFile, setPhotoFile] = useState<File | null>(null);
  const [screenFile, setScreenFile] = useState<File | null>(null);
  const [photoPreview, setPhotoPreview] = useState<string>("");
  const [screenPreview, setScreenPreview] = useState<string>("");

  // UX error for auth/submit
  const [submitErr, setSubmitErr] = useState<string | null>(null);

  // Current signed-in user (for banner only)
  const [me, setMe] = useState<Me | null>(null);
  const [meErr, setMeErr] = useState<string | null>(null);

  useEffect(() => {
    let alive = true;
    fetch("/api/me", { cache: "no-store", credentials: "include" })
    .then((r) => (r.ok ? r.json() : Promise.reject(r)))
    .then((j) => { if (alive) setMe(j?.data || j || null); })
    .catch(() => { if (alive) setMeErr("not-signed-in"); });
    return () => { alive = false; };
  }, []);

  const meLabel =
  me?.display_name ||
  [me?.first_name, me?.last_name].filter(Boolean).join(" ").trim() ||
  me?.email ||
  me?.id ||
  "";

// Generic lists (alphabetical)
const mats   = useOptions("material");
const coats  = useOptions("material_coating");
const colors = useOptions("material_color");
const opacs  = useOptions("material_opacity");
const soft   = useOptions("laser_software"); // only visible for fiber

// Target-driven lists
const srcs  = useOptions(`laser_source?target=${target}`); // wavelength filter server-side
const lens  = useOptions(`lens?target=${target}`);         // scan vs focus lens by target

// Repeater select choices from Directus field config
const fillType     = useOptions(`repeater-choices?target=${target}&group=fill_settings&field=type`);
const rasterType   = useOptions(`repeater-choices?target=${target}&group=raster_settings&field=type`);
const rasterDither = useOptions(`repeater-choices?target=${target}&group=raster_settings&field=dither`);

const { register, handleSubmit, control, reset, formState: { isSubmitting } } = useForm<any>({
  defaultValues: {
    setting_title: "",
    setting_notes: "",
    mat: "", mat_coat: "", mat_color: "", mat_opacity: "",
    mat_thickness: "", source: "", lens: "", focus: "",
    laser_soft: "", repeat_all: "",
    fill_settings: [], line_settings: [], raster_settings: [],
  },
});

const fills   = useFieldArray({ control, name: "fill_settings" });
const lines   = useFieldArray({ control, name: "line_settings" });
const rasters = useFieldArray({ control, name: "raster_settings" });

const isGantry = target === "settings_co2gan";
const isFiber  = target === "settings_fiber";

function num(v: any) { return (v === "" || v == null) ? null : Number(v); }
const bool = (v: any) => !!v;

async function onSubmit(values: any) {
  setSubmitErr(null);

  // Result photo required on all
  if (!photoFile) {
    (document.querySelector('input[type="file"][data-role="photo"]') as HTMLInputElement | null)?.focus();
    return;
  }

  const payload: any = {
    target,
    setting_title: values.setting_title,
    setting_notes: values.setting_notes || "",
    mat: values.mat || null,
    mat_coat: values.mat_coat || null,
    mat_color: values.mat_color || null,
    mat_opacity: values.mat_opacity || null,
    mat_thickness: num(values.mat_thickness),
    source: values.source || null,
    lens: values.lens || null,
    focus: num(values.focus),

    fill_settings: (values.fill_settings || []).map((r: any) => ({
      name: r.name || "",
      power: num(r.power),
                                                                 speed: num(r.speed),
                                                                 interval: num(r.interval),
                                                                 pass: num(r.pass),
                                                                 type: r.type || "",
                                                                 // present on fiber/uv/co2gal
                                                                 frequency: num(r.frequency),
                                                                 pulse: num(r.pulse),
                                                                 angle: num(r.angle),
                                                                 auto: bool(r.auto),
                                                                 increment: num(r.increment),
                                                                 cross: bool(r.cross),
                                                                 // present on all
                                                                 flood: bool(r.flood),
                                                                 air: bool(r.air),
    })),

    line_settings: (values.line_settings || []).map((r: any) => ({
      name: r.name || "",
      power: num(r.power),
                                                                 speed: num(r.speed),
                                                                 perf: bool(r.perf),
                                                                 cut: r.cut || "",
                                                                 skip: r.skip || "",
                                                                 pass: num(r.pass),
                                                                 air: bool(r.air),
                                                                 // extra on fiber/uv/co2gal
                                                                 frequency: num(r.frequency),
                                                                 pulse: num(r.pulse),
                                                                 wobble: bool(r.wobble),
                                                                 step: num(r.step),
                                                                 size: num(r.size),
    })),

    raster_settings: (values.raster_settings || []).map((r: any) => ({
      name: r.name || "",
      power: num(r.power),
                                                                     speed: num(r.speed),
                                                                     type: r.type || "",
                                                                     dither: r.dither || "",
                                                                     halftone_cell: num(r.halftone_cell),
                                                                     halftone_angle: num(r.halftone_angle),
                                                                     inversion: bool(r.inversion),
                                                                     interval: num(r.interval),
                                                                     dot: num(r.dot),
                                                                     pass: num(r.pass),
                                                                     air: bool(r.air),
                                                                     // extras on fiber/uv/co2gal
                                                                     frequency: num(r.frequency),
                                                                     pulse: num(r.pulse),
                                                                     cross: bool(r.cross),
    })),
  };

  if (isFiber) {
    payload.laser_soft = values.laser_soft || null;
    payload.repeat_all = num(values.repeat_all);
  }

  let res: Response;
  try {
    if (photoFile || screenFile) {
      const form = new FormData();
      form.set("payload", JSON.stringify(payload));
      if (photoFile) form.set("photo", photoFile, photoFile.name || "photo");
      if (screenFile) form.set("screen", screenFile, screenFile.name || "screen");
      res = await fetch("/api/submit/settings", {
        method: "POST",
        body: form,
        credentials: "include",
      });
    } else {
      res = await fetch("/api/submit/settings", {
        method: "POST",
        headers: { "Content-Type": "application/json" },
        body: JSON.stringify(payload),
                        credentials: "include",
      });
    }

    const data = await res.json().catch(() => ({}));
    if (!res.ok) {
      if (res.status === 401 || res.status === 403) {
        throw new Error("You must be signed in to submit settings.");
      }
      throw new Error(data?.error || "Submission failed");
    }

    // Clear form + previews
    reset();
    setPhotoFile(null);
    setScreenFile(null);
    setPhotoPreview("");
    setScreenPreview("");

    const id = data?.id ? String(data.id) : "";
    router.push(
      `/submit/settings/success?target=${encodeURIComponent(target)}&id=${encodeURIComponent(id)}`
    );
  } catch (e: any) {
    setSubmitErr(e?.message || "Submission failed");
  }
}

// File input helpers
function onPick(
  file: File | null,
  setFile: (f: File | null) => void,
                setPreview: (s: string) => void
) {
  setFile(file);
  if (!file) {
    setPreview("");
    return;
  }
  const reader = new FileReader();
  reader.onload = () => setPreview(String(reader.result || ""));
  reader.readAsDataURL(file);
}

return (
  <div className="max-w-3xl mx-auto space-y-4">
  {/* Target + (fiber) software */}
  <div className="flex flex-wrap gap-3 items-end">
  <div>
  <label className="block text-sm mb-1">Target</label>
  <select
  className="border rounded px-2 py-1"
  value={target}
  onChange={(e) => setTarget(e.target.value as Target)}
  >
  <option value="settings_fiber">Fiber</option>
  <option value="settings_co2gan">CO₂ Gantry</option>
  <option value="settings_co2gal">CO₂ Galvo</option>
  <option value="settings_uv">UV</option>
  </select>
  </div>

  {isFiber && (
    <div className="flex-1 min-w-[220px]">
    <FilterableSelect
    label="Software"
    name="laser_soft"
    register={register}
    options={soft.opts}
    loading={soft.loading}
    onQuery={soft.setQ}
    required={true}
    />
    </div>
  )}
  </div>

  {/* Submitting-as banner */}
  {me ? (
    <div className="text-sm text-muted-foreground">
    Submitting as <span className="font-medium">{meLabel}</span>.
    </div>
  ) : meErr ? (
    <div className="border border-yellow-600 bg-yellow-50 text-yellow-800 rounded p-2 text-sm">
    You’re not signed in. Submissions will fail until you sign in.
    </div>
  ) : null}

  {submitErr ? (
    <div className="border border-red-500 text-red-600 bg-red-50 rounded p-2 text-sm">
    {submitErr}
    </div>
  ) : null}

  <form onSubmit={handleSubmit(onSubmit)} className="space-y-4">
  {/* Title */}
  <div className="grid md:grid-cols-2 gap-3">
  <div className="md:col-span-2">
  <label className="block text-sm mb-1">
  Title <span className="text-red-600">*</span>
  </label>
  <input
  className="w-full border rounded px-2 py-1"
  {...register("setting_title", { required: true })}
  />
  </div>
  </div>

  {/* Images */}
  <div className="grid md:grid-cols-2 gap-4">
  <div>
  <label className="block text-sm mb-1">
  Result Photo <span className="text-red-600">*</span>
  </label>
  <input
  type="file"
  accept="image/*"
  data-role="photo"
  required
  onChange={(e) =>
    onPick(e.target.files?.[0] ?? null, setPhotoFile, setPhotoPreview)
  }
  />
  <p className="text-xs text-muted-foreground mt-1">
  {photoFile ? (
    <>
    Selected: <span className="font-mono">{photoFile.name}</span>
    </>
  ) : (
    "Max 25 MB. JPG/PNG/WebP recommended."
  )}
  </p>
  {photoPreview ? (
    <img src={photoPreview} alt="Result preview" className="mt-2 rounded border" />
  ) : null}
  </div>
  <div>
  <label className="block text-sm mb-1">Settings Screenshot (optional)</label>
  <input
  type="file"
  accept="image/*"
  onChange={(e) =>
    onPick(e.target.files?.[0] ?? null, setScreenFile, setScreenPreview)
  }
  />
  <p className="text-xs text-muted-foreground mt-1">
  {screenFile ? (
    <>
    Selected: <span className="font-mono">{screenFile.name}</span>
    </>
  ) : (
    "Max 25 MB. JPG/PNG/WebP recommended."
  )}
  </p>
  {screenPreview ? (
    <img src={screenPreview} alt="Settings preview" className="mt-2 rounded border" />
  ) : null}
  </div>
  </div>

  {/* Notes */}
  <div>
  <label className="block text-sm mb-1">Notes</label>
  <textarea rows={4} className="w-full border rounded px-2 py-1" {...register("setting_notes")} />
  </div>

  {/* Material / Source / Lens */}
  <div className="grid md:grid-cols-2 gap-3">
  <FilterableSelect label="Material"       name="mat"         register={register} options={mats.opts}   loading={mats.loading}   onQuery={mats.setQ}   required />
  <FilterableSelect label="Coating"        name="mat_coat"    register={register} options={coats.opts}  loading={coats.loading}  onQuery={coats.setQ}  required />
  <FilterableSelect label="Color"          name="mat_color"   register={register} options={colors.opts} loading={colors.loading} onQuery={colors.setQ} required />
  <FilterableSelect label="Opacity"        name="mat_opacity" register={register} options={opacs.opts}  loading={opacs.loading}  onQuery={opacs.setQ}  required />
  <FilterableSelect label="Laser Source"   name="source"      register={register} options={srcs.opts}   loading={srcs.loading}   onQuery={srcs.setQ}   required />
  <FilterableSelect label="Lens"           name="lens"        register={register} options={lens.opts}   loading={lens.loading}   onQuery={lens.setQ}   required />
  </div>

  {/* Focus, thickness, repeat_all */}
  <div className="grid md:grid-cols-3 gap-3">
  <div>
  <label className="block text-sm mb-1">Material Thickness (mm)</label>
  <input type="number" step="0.01" className="w-full border rounded px-2 py-1" {...register("mat_thickness")} />
  </div>
  <div>
  <label className="block text-sm mb-1">
  Focus (mm) <span className="text-red-600">*</span>
  </label>
  <input
  type="number"
  min={-10}
  max={10}
  step="1"
  className="w-full border rounded px-2 py-1"
  {...register("focus", { required: true })}
  />
  <p className="text-xs text-muted-foreground mt-1">
  0 = in focus. Negative = focus closer. Positive = focus further.
  </p>
  </div>
  {isFiber && (
    <div>
    <label className="block text-sm mb-1">
    Repeat All <span className="text-red-600">*</span>
    </label>
    <input
    type="number"
    step="1"
    className="w-full border rounded px-2 py-1"
    {...register("repeat_all", { required: true })}
    />
    </div>
  )}
  </div>

  {/* FILL */}
  <fieldset className="border rounded p-3 space-y-2">
  <div className="flex items-center justify-between">
  <legend className="font-semibold">Fill Settings</legend>
  <button type="button" className="px-2 py-1 border rounded" onClick={() => fills.append({})}>
  + Add
  </button>
  </div>
  {fills.fields.map((f, i) => (
    <div key={f.id} className="grid md:grid-cols-4 gap-2">
    <input placeholder="Name" className="border rounded px-2 py-1 md:col-span-2" {...register(`fill_settings.${i}.name`)} />
    <FilterableSelect
    label="Type"
    name={`fill_settings.${i}.type`}
    register={register}
    options={fillType.opts}
    loading={fillType.loading}
    onQuery={fillType.setQ}
    placeholder="Select type"
    />

    {!isGantry && (
      <>
      <input placeholder="Frequency (kHz)" type="number" step="0.1" className="border rounded px-2 py-1" {...register(`fill_settings.${i}.frequency`)} />
      <input placeholder="Pulse (ns)"      type="number" step="0.1" className="border rounded px-2 py-1" {...register(`fill_settings.${i}.pulse`)} />
      </>
    )}
    <input placeholder="Power (%)"       type="number" step="0.1"   className="border rounded px-2 py-1" {...register(`fill_settings.${i}.power`)} />
    <input placeholder="Speed (mm/s)"    type="number" step="0.1"   className="border rounded px-2 py-1" {...register(`fill_settings.${i}.speed`)} />
    <input placeholder="Interval (mm)"   type="number" step="0.001" className="border rounded px-2 py-1" {...register(`fill_settings.${i}.interval`)} />
    <input placeholder="Pass"            type="number" step="1"     className="border rounded px-2 py-1" {...register(`fill_settings.${i}.pass`)} />

    {!isGantry && (
      <>
      <input placeholder="Angle (°)"  type="number" step="1"     className="border rounded px-2 py-1" {...register(`fill_settings.${i}.angle`)} />
      <input placeholder="Increment"  type="number" step="0.001" className="border rounded px-2 py-1" {...register(`fill_settings.${i}.increment`)} />
      <div className="flex items-center gap-3">
      <BoolBox label="Auto"  name={`fill_settings.${i}.auto`}  register={register} />
      <BoolBox label="Cross" name={`fill_settings.${i}.cross`} register={register} />
      </div>
      </>
    )}
    <div className="flex items-center gap-3">
    <BoolBox label="Flood" name={`fill_settings.${i}.flood`} register={register} />
    <BoolBox label="Air"   name={`fill_settings.${i}.air`}   register={register} />
    </div>

    <button type="button" className="px-2 py-1 border rounded md:col-span-4" onClick={() => fills.remove(i)}>
    Remove
    </button>
    </div>
  ))}
  </fieldset>

  {/* LINE */}
  <fieldset className="border rounded p-3 space-y-2">
  <div className="flex items-center justify-between">
  <legend className="font-semibold">Line Settings</legend>
  <button type="button" className="px-2 py-1 border rounded" onClick={() => lines.append({})}>
  + Add
  </button>
  </div>
  {lines.fields.map((f, i) => (
    <div key={f.id} className="grid md:grid-cols-4 gap-2">
    <input placeholder="Name" className="border rounded px-2 py-1 md:col-span-2" {...register(`line_settings.${i}.name`)} />

    {!isGantry && (
      <>
      <input placeholder="Frequency (kHz)" type="number" step="0.1" className="border rounded px-2 py-1" {...register(`line_settings.${i}.frequency`)} />
      <input placeholder="Pulse (ns)"      type="number" step="0.1" className="border rounded px-2 py-1" {...register(`line_settings.${i}.pulse`)} />
      </>
    )}

    <input placeholder="Power (%)"     type="number" step="0.1" className="border rounded px-2 py-1" {...register(`line_settings.${i}.power`)} />
    <input placeholder="Speed (mm/s)"  type="number" step="0.1" className="border rounded px-2 py-1" {...register(`line_settings.${i}.speed`)} />
    <input placeholder="Perf" className="border rounded px-2 py-1" {...register(`line_settings.${i}.perf`)} />
    <input placeholder="Cut"  className="border rounded px-2 py-1" {...register(`line_settings.${i}.cut`)} />
    <input placeholder="Skip" className="border rounded px-2 py-1" {...register(`line_settings.${i}.skip`)} />
    <input placeholder="Pass" type="number" step="1" className="border rounded px-2 py-1" {...register(`line_settings.${i}.pass`)} />
    {!isGantry && (
      <>
      <input placeholder="Step" type="number" step="0.001" className="border rounded px-2 py-1" {...register(`line_settings.${i}.step`)} />
      <input placeholder="Size" type="number" step="0.001" className="border rounded px-2 py-1" {...register(`line_settings.${i}.size`)} />
      <BoolBox label="Wobble" name={`line_settings.${i}.wobble`} register={register} />
      </>
    )}
    <BoolBox label="Air" name={`line_settings.${i}.air`} register={register} />

    <button type="button" className="px-2 py-1 border rounded md:col-span-4" onClick={() => lines.remove(i)}>
    Remove
    </button>
    </div>
  ))}
  </fieldset>

  {/* RASTER */}
  <fieldset className="border rounded p-3 space-y-2">
  <div className="flex items-center justify-between">
  <legend className="font-semibold">Raster Settings</legend>
  <button type="button" className="px-2 py-1 border rounded" onClick={() => rasters.append({})}>
  + Add
  </button>
  </div>
  {rasters.fields.map((f, i) => (
    <div key={f.id} className="grid md:grid-cols-4 gap-2">
    <input placeholder="Name" className="border rounded px-2 py-1 md:col-span-2" {...register(`raster_settings.${i}.name`)} />

    {!isGantry && (
      <>
      <input placeholder="Frequency (kHz)" type="number" step="0.1" className="border rounded px-2 py-1" {...register(`raster_settings.${i}.frequency`)} />
      <input placeholder="Pulse (ns)"      type="number" step="0.1" className="border rounded px-2 py-1" {...register(`raster_settings.${i}.pulse`)} />
      </>
    )}

    <FilterableSelect
    label="Type"
    name={`raster_settings.${i}.type`}
    register={register}
    options={rasterType.opts}
    loading={rasterType.loading}
    onQuery={rasterType.setQ}
    placeholder="Select type"
    />
    <FilterableSelect
    label="Dither"
    name={`raster_settings.${i}.dither`}
    register={register}
    options={rasterDither.opts}
    loading={rasterDither.loading}
    onQuery={rasterDither.setQ}
    placeholder="Select dither"
    />

    <input placeholder="Power (%)"       type="number" step="0.1"   className="border rounded px-2 py-1" {...register(`raster_settings.${i}.power`)} />
    <input placeholder="Speed (mm/s)"    type="number" step="0.1"   className="border rounded px-2 py-1" {...register(`raster_settings.${i}.speed`)} />
    <input placeholder="Halftone Cell"   type="number" step="1"     className="border rounded px-2 py-1" {...register(`raster_settings.${i}.halftone_cell`)} />
    <input placeholder="Halftone Angle"  type="number" step="1"     className="border rounded px-2 py-1" {...register(`raster_settings.${i}.halftone_angle`)} />
    <input placeholder="Interval (mm)"   type="number" step="0.001" className="border rounded px-2 py-1" {...register(`raster_settings.${i}.interval`)} />
    <input placeholder="Dot"             type="number" step="0.1"   className="border rounded px-2 py-1" {...register(`raster_settings.${i}.dot`)} />
    <input placeholder="Pass"            type="number" step="1"     className="border rounded px-2 py-1" {...register(`raster_settings.${i}.pass`)} />

    {!isGantry && <BoolBox label="Cross" name={`raster_settings.${i}.cross`} register={register} />}
    <div className="flex items-center gap-3">
    <BoolBox label="Inversion" name={`raster_settings.${i}.inversion`} register={register} />
    <BoolBox label="Air"       name={`raster_settings.${i}.air`}       register={register} />
    </div>

    <button type="button" className="px-2 py-1 border rounded md:col-span-4" onClick={() => rasters.remove(i)}>
    Remove
    </button>
    </div>
  ))}
  </fieldset>

  <button
  disabled={isSubmitting}
  className="px-3 py-2 border rounded bg-accent text-background hover:opacity-90 disabled:opacity-50"
  >
  {isSubmitting ? "Submitting…" : "Submit Settings"}
  </button>
  </form>
  </div>
);
}