import { sql } from "drizzle-orm";
import { integer, sqliteTable, text } from "drizzle-orm/sqlite-core";
import { relations } from "drizzle-orm";

export const apps = sqliteTable("apps", {
  id: integer("id").primaryKey({ autoIncrement: true }),
  name: text("name").notNull(),
  path: text("path").notNull(),
  createdAt: integer("created_at", { mode: "timestamp" })
    .notNull()
    .default(sql`(unixepoch())`),
  updatedAt: integer("updated_at", { mode: "timestamp" })
    .notNull()
    .default(sql`(unixepoch())`),
  githubOrg: text("github_org"),
  githubRepo: text("github_repo"),
});

export const chats = sqliteTable("chats", {
  id: integer("id").primaryKey({ autoIncrement: true }),
  appId: integer("app_id")
    .notNull()
    .references(() => apps.id, { onDelete: "cascade" }),
  title: text("title"),
  createdAt: integer("created_at", { mode: "timestamp" })
    .notNull()
    .default(sql`(unixepoch())`),
});

export const messages = sqliteTable("messages", {
  id: integer("id").primaryKey({ autoIncrement: true }),
  chatId: integer("chat_id")
    .notNull()
    .references(() => chats.id, { onDelete: "cascade" }),
  role: text("role", { enum: ["user", "assistant"] }).notNull(),
  content: text("content").notNull(),
  createdAt: integer("created_at", { mode: "timestamp" })
    .notNull()
    .default(sql`(unixepoch())`),
});

// Define relations
export const appsRelations = relations(apps, ({ many }) => ({
  chats: many(chats),
}));

export const chatsRelations = relations(chats, ({ many, one }) => ({
  messages: many(messages),
  app: one(apps, {
    fields: [chats.appId],
    references: [apps.id],
  }),
}));

export const messagesRelations = relations(messages, ({ one }) => ({
  chat: one(chats, {
    fields: [messages.chatId],
    references: [chats.id],
  }),
}));
