import {
  pgTable,
  text,
  timestamp,
  boolean,
  integer,
  jsonb,
  primaryKey,
} from "drizzle-orm/pg-core";
import type { AdapterAccount } from "next-auth/adapters";

// ─── Auth.js tables ────────────────────────────────────────────────────────

export const users = pgTable("user", {
  id: text("id")
    .primaryKey()
    .$defaultFn(() => crypto.randomUUID()),
  name: text("name"),
  email: text("email").unique(),
  emailVerified: timestamp("emailVerified", { mode: "date" }),
  image: text("image"),
  discordId: text("discord_id"),
});

export const accounts = pgTable(
  "account",
  {
    userId: text("userId")
      .notNull()
      .references(() => users.id, { onDelete: "cascade" }),
    type: text("type").$type<AdapterAccount["type"]>().notNull(),
    provider: text("provider").notNull(),
    providerAccountId: text("providerAccountId").notNull(),
    refresh_token: text("refresh_token"),
    access_token: text("access_token"),
    expires_at: integer("expires_at"),
    token_type: text("token_type"),
    scope: text("scope"),
    id_token: text("id_token"),
    session_state: text("session_state"),
  },
  (account) => [
    primaryKey({ columns: [account.provider, account.providerAccountId] }),
  ]
);

export const sessions = pgTable("session", {
  sessionToken: text("sessionToken").primaryKey(),
  userId: text("userId")
    .notNull()
    .references(() => users.id, { onDelete: "cascade" }),
  expires: timestamp("expires", { mode: "date" }).notNull(),
});

export const verificationTokens = pgTable(
  "verificationToken",
  {
    identifier: text("identifier").notNull(),
    token: text("token").notNull(),
    expires: timestamp("expires", { mode: "date" }).notNull(),
  },
  (vt) => [primaryKey({ columns: [vt.identifier, vt.token] })]
);

// ─── Form tables ────────────────────────────────────────────────────────────

export const forms = pgTable("form", {
  id: text("id")
    .primaryKey()
    .$defaultFn(() => crypto.randomUUID()),
  title: text("title").notNull(),
  description: text("description"),
  createdAt: timestamp("created_at", { mode: "date" }).defaultNow().notNull(),
  isOpen: boolean("is_open").notNull().default(true),
  discordWebhookUrl: text("discord_webhook_url"),
  discordWebhookTemplate: text("discord_webhook_template"),
  discordWebhookUpdateTemplate: text("discord_webhook_update_template"),
});

export type QuestionType = "text" | "textarea" | "radio" | "checkbox";

export const questions = pgTable("question", {
  id: text("id")
    .primaryKey()
    .$defaultFn(() => crypto.randomUUID()),
  formId: text("form_id")
    .notNull()
    .references(() => forms.id, { onDelete: "cascade" }),
  type: text("type").$type<QuestionType>().notNull().default("text"),
  label: text("label").notNull(),
  imageUrl: text("image_url"),
  displayOrder: integer("display_order").notNull().default(0),
  required: boolean("required").notNull().default(false),
  options: jsonb("options").$type<string[]>().default([]),
});

export const submissions = pgTable("submission", {
  id: text("id")
    .primaryKey()
    .$defaultFn(() => crypto.randomUUID()),
  formId: text("form_id")
    .notNull()
    .references(() => forms.id, { onDelete: "cascade" }),
  userDiscordId: text("user_discord_id"),
  userName: text("user_name"),
  submittedAt: timestamp("submitted_at", { mode: "date" }).defaultNow().notNull(),
  editHistory: jsonb("edit_history")
    .$type<{ editedAt: string; oldAnswers: Record<string, string> }[]>()
    .default([]),
});

export const answers = pgTable("answer", {
  id: text("id")
    .primaryKey()
    .$defaultFn(() => crypto.randomUUID()),
  submissionId: text("submission_id")
    .notNull()
    .references(() => submissions.id, { onDelete: "cascade" }),
  questionId: text("question_id")
    .notNull()
    .references(() => questions.id, { onDelete: "cascade" }),
  value: text("value").notNull().default(""),
});