import { useState } from "react";
import { useMutation, useQueryClient } from "@tanstack/react-query";
import { api } from "../../api.js";
import { Btn, Field, Input } from "../primitives/index.js";
import { ModalBackdrop, ModalHeader, ModalFooter } from "./AddProductFlow.js";

export function AddBrandModal({ onClose }: { onClose: () => void }) {
  const qc = useQueryClient();
  const [name, setName] = useState("");
  const create = useMutation({
    mutationFn: () => api.createBrand(name.trim()),
    onSuccess: () => {
      qc.invalidateQueries({ queryKey: ["bootstrap"] });
      onClose();
    },
  });

  return (
    <ModalBackdrop onClose={onClose}>
      <div
        style={{
          width: "min(480px, 96vw)",
          margin: "40px 20px",
          background: "var(--bg)",
          border: "1px solid var(--line)",
          borderRadius: "var(--r-lg)",
          boxShadow: "var(--shadow-lg)",
        }}
      >
        <ModalHeader title="Add a brand" eyebrow="Catalog" onClose={onClose} />
        <div style={{ padding: 32 }}>
          <Field label="Brand name">
            <Input
              autoFocus
              value={name}
              onChange={(e) => setName(e.target.value)}
              placeholder="e.g. Foxglove Farms"
            />
          </Field>
        </div>
        <ModalFooter>
          <div />
          <div style={{ display: "flex", gap: 8 }}>
            <Btn variant="ghost" onClick={onClose}>Cancel</Btn>
            <Btn
              variant="primary"
              icon="check"
              disabled={!name.trim() || create.isPending}
              onClick={() => create.mutate()}
            >
              {create.isPending ? "Saving…" : "Add brand"}
            </Btn>
          </div>
        </ModalFooter>
      </div>
    </ModalBackdrop>
  );
}

export function EditBinModal({
  bin,
  onClose,
}: {
  bin: { id: string; name: string; location: string | null; capacity: number };
  onClose: () => void;
}) {
  const qc = useQueryClient();
  const [name, setName] = useState(bin.name);
  const [location, setLocation] = useState(bin.location ?? "");
  const [capacity, setCapacity] = useState(bin.capacity);
  const update = useMutation({
    mutationFn: () =>
      api.updateBin(bin.id, { name: name.trim(), location: location.trim(), capacity }),
    onSuccess: () => {
      qc.invalidateQueries({ queryKey: ["bootstrap"] });
      onClose();
    },
  });

  return (
    <ModalBackdrop onClose={onClose}>
      <div
        style={{
          width: "min(560px, 96vw)",
          margin: "40px 20px",
          background: "var(--bg)",
          border: "1px solid var(--line)",
          borderRadius: "var(--r-lg)",
          boxShadow: "var(--shadow-lg)",
        }}
      >
        <ModalHeader title="Edit bin" eyebrow="Storage" onClose={onClose} />
        <div style={{ padding: 32, display: "grid", gap: 16 }}>
          <Field label="Bin name">
            <Input
              autoFocus
              value={name}
              onChange={(e) => setName(e.target.value)}
              placeholder="e.g. Top Drawer"
            />
          </Field>
          <div style={{ display: "grid", gridTemplateColumns: "2fr 1fr", gap: 16 }}>
            <Field label="Location (optional)">
              <Input
                value={location}
                onChange={(e) => setLocation(e.target.value)}
                placeholder="e.g. Bedroom"
              />
            </Field>
            <Field label="Capacity">
              <Input
                type="number"
                min={1}
                step={1}
                value={capacity}
                onChange={(e) => setCapacity(Math.max(1, Math.floor(+e.target.value || 1)))}
              />
            </Field>
          </div>
        </div>
        <ModalFooter>
          <div />
          <div style={{ display: "flex", gap: 8 }}>
            <Btn variant="ghost" onClick={onClose}>Cancel</Btn>
            <Btn
              variant="primary"
              icon="check"
              disabled={!name.trim() || update.isPending}
              onClick={() => update.mutate()}
            >
              {update.isPending ? "Saving…" : "Save changes"}
            </Btn>
          </div>
        </ModalFooter>
      </div>
    </ModalBackdrop>
  );
}

export function AddBinModal({ onClose }: { onClose: () => void }) {
  const qc = useQueryClient();
  const [name, setName] = useState("");
  const [location, setLocation] = useState("");
  const [capacity, setCapacity] = useState(10);
  const create = useMutation({
    mutationFn: () =>
      api.createBin({ name: name.trim(), location: location.trim(), capacity }),
    onSuccess: () => {
      qc.invalidateQueries({ queryKey: ["bootstrap"] });
      onClose();
    },
  });

  return (
    <ModalBackdrop onClose={onClose}>
      <div
        style={{
          width: "min(560px, 96vw)",
          margin: "40px 20px",
          background: "var(--bg)",
          border: "1px solid var(--line)",
          borderRadius: "var(--r-lg)",
          boxShadow: "var(--shadow-lg)",
        }}
      >
        <ModalHeader title="Add a bin" eyebrow="Storage" onClose={onClose} />
        <div style={{ padding: 32, display: "grid", gap: 16 }}>
          <Field label="Bin name">
            <Input
              autoFocus
              value={name}
              onChange={(e) => setName(e.target.value)}
              placeholder="e.g. Top Drawer"
            />
          </Field>
          <div style={{ display: "grid", gridTemplateColumns: "2fr 1fr", gap: 16 }}>
            <Field label="Location (optional)">
              <Input
                value={location}
                onChange={(e) => setLocation(e.target.value)}
                placeholder="e.g. Bedroom"
              />
            </Field>
            <Field label="Capacity">
              <Input
                type="number"
                min={1}
                step={1}
                value={capacity}
                onChange={(e) => setCapacity(Math.max(1, Math.floor(+e.target.value || 1)))}
              />
            </Field>
          </div>
        </div>
        <ModalFooter>
          <div />
          <div style={{ display: "flex", gap: 8 }}>
            <Btn variant="ghost" onClick={onClose}>Cancel</Btn>
            <Btn
              variant="primary"
              icon="check"
              disabled={!name.trim() || create.isPending}
              onClick={() => create.mutate()}
            >
              {create.isPending ? "Saving…" : "Add bin"}
            </Btn>
          </div>
        </ModalFooter>
      </div>
    </ModalBackdrop>
  );
}

export function AddShopModal({ onClose }: { onClose: () => void }) {
  const qc = useQueryClient();
  const [name, setName] = useState("");
  const [location, setLocation] = useState("");
  const create = useMutation({
    mutationFn: () => api.createShop({ name: name.trim(), location: location.trim() }),
    onSuccess: () => {
      qc.invalidateQueries({ queryKey: ["bootstrap"] });
      onClose();
    },
  });

  return (
    <ModalBackdrop onClose={onClose}>
      <div
        style={{
          width: "min(560px, 96vw)",
          margin: "40px 20px",
          background: "var(--bg)",
          border: "1px solid var(--line)",
          borderRadius: "var(--r-lg)",
          boxShadow: "var(--shadow-lg)",
        }}
      >
        <ModalHeader title="Add a shop" eyebrow="Catalog" onClose={onClose} />
        <div style={{ padding: 32, display: "grid", gap: 16 }}>
          <Field label="Shop name">
            <Input
              autoFocus
              value={name}
              onChange={(e) => setName(e.target.value)}
              placeholder="e.g. Greenleaf Co-op"
            />
          </Field>
          <Field label="Location (optional)">
            <Input
              value={location}
              onChange={(e) => setLocation(e.target.value)}
              placeholder="e.g. Capitol Hill"
            />
          </Field>
        </div>
        <ModalFooter>
          <div />
          <div style={{ display: "flex", gap: 8 }}>
            <Btn variant="ghost" onClick={onClose}>Cancel</Btn>
            <Btn
              variant="primary"
              icon="check"
              disabled={!name.trim() || create.isPending}
              onClick={() => create.mutate()}
            >
              {create.isPending ? "Saving…" : "Add shop"}
            </Btn>
          </div>
        </ModalFooter>
      </div>
    </ModalBackdrop>
  );
}