import {
  bigint,
  boolean,
  index,
  integer,
  jsonb,
  pgEnum,
  pgTable,
  text,
  timestamp,
  uuid,
  varchar,
} from 'drizzle-orm/pg-core';

export const planEnum = pgEnum('plan', ['hobby', 'pro', 'team', 'enterprise']);

export const serverStatusEnum = pgEnum('server_status', [
  'draft',
  'queued',
  'generating',
  'building',
  'deploying',
  'live',
  'failed',
  'paused',
]);

export const buildStatusEnum = pgEnum('build_status', [
  'queued',
  'generating',
  'building',
  'deploying',
  'success',
  'failed',
  'cancelled',
]);

export const organizations = pgTable('organizations', {
  id: uuid('id').defaultRandom().primaryKey(),
  slug: varchar('slug', { length: 64 }).notNull().unique(),
  name: varchar('name', { length: 128 }).notNull(),
  plan: planEnum('plan').default('hobby').notNull(),
  stripeCustomerId: varchar('stripe_customer_id', { length: 128 }),
  stripeSubscriptionId: varchar('stripe_subscription_id', { length: 128 }),
  monthlyCallQuota: bigint('monthly_call_quota', { mode: 'number' }).default(100_000).notNull(),
  callsThisPeriod: bigint('calls_this_period', { mode: 'number' }).default(0).notNull(),
  periodStartsAt: timestamp('period_starts_at').defaultNow().notNull(),
  createdAt: timestamp('created_at').defaultNow().notNull(),
});

export const users = pgTable('users', {
  id: uuid('id').defaultRandom().primaryKey(),
  email: varchar('email', { length: 255 }).notNull().unique(),
  name: varchar('name', { length: 128 }),
  avatarUrl: text('avatar_url'),
  emailVerified: boolean('email_verified').default(false).notNull(),
  createdAt: timestamp('created_at').defaultNow().notNull(),
});

export const sessions = pgTable(
  'sessions',
  {
    id: uuid('id').defaultRandom().primaryKey(),
    userId: uuid('user_id')
      .references(() => users.id, { onDelete: 'cascade' })
      .notNull(),
    tokenHash: text('token_hash').notNull().unique(),
    expiresAt: timestamp('expires_at').notNull(),
    ipAddress: varchar('ip_address', { length: 64 }),
    userAgent: text('user_agent'),
    createdAt: timestamp('created_at').defaultNow().notNull(),
  },
  (t) => ({
    userIdx: index('idx_sessions_user').on(t.userId),
  }),
);

export const magicLinks = pgTable('magic_links', {
  id: uuid('id').defaultRandom().primaryKey(),
  email: varchar('email', { length: 255 }).notNull(),
  tokenHash: text('token_hash').notNull().unique(),
  expiresAt: timestamp('expires_at').notNull(),
  consumedAt: timestamp('consumed_at'),
  createdAt: timestamp('created_at').defaultNow().notNull(),
});

export const memberships = pgTable('memberships', {
  id: uuid('id').defaultRandom().primaryKey(),
  orgId: uuid('org_id')
    .references(() => organizations.id, { onDelete: 'cascade' })
    .notNull(),
  userId: uuid('user_id')
    .references(() => users.id, { onDelete: 'cascade' })
    .notNull(),
  role: varchar('role', { length: 32 }).default('owner').notNull(),
  createdAt: timestamp('created_at').defaultNow().notNull(),
});

export const mcpServers = pgTable(
  'mcp_servers',
  {
    id: uuid('id').defaultRandom().primaryKey(),
    orgId: uuid('org_id')
      .references(() => organizations.id, { onDelete: 'cascade' })
      .notNull(),
    slug: varchar('slug', { length: 64 }).notNull(),
    name: varchar('name', { length: 128 }).notNull(),
    description: text('description'),
    status: serverStatusEnum('status').default('draft').notNull(),
    currentVersion: integer('current_version').default(0).notNull(),
    containerId: varchar('container_id', { length: 128 }),
    hostPort: integer('host_port'),
    publicUrl: text('public_url'),
    toolsSchema: jsonb('tools_schema'),
    oauthEnabled: boolean('oauth_enabled').default(true).notNull(),
    createdAt: timestamp('created_at').defaultNow().notNull(),
    updatedAt: timestamp('updated_at').defaultNow().notNull(),
  },
  (t) => ({
    orgSlugIdx: index('idx_servers_org_slug').on(t.orgId, t.slug),
  }),
);

export const builds = pgTable(
  'builds',
  {
    id: uuid('id').defaultRandom().primaryKey(),
    serverId: uuid('server_id')
      .references(() => mcpServers.id, { onDelete: 'cascade' })
      .notNull(),
    version: integer('version').notNull(),
    prompt: text('prompt').notNull(),
    generatedSpec: jsonb('generated_spec'),
    generatedCode: text('generated_code'),
    status: buildStatusEnum('status').default('queued').notNull(),
    errorMessage: text('error_message'),
    startedAt: timestamp('started_at'),
    finishedAt: timestamp('finished_at'),
    createdAt: timestamp('created_at').defaultNow().notNull(),
  },
  (t) => ({
    serverIdx: index('idx_builds_server').on(t.serverId),
  }),
);

export const buildLogs = pgTable(
  'build_logs',
  {
    id: uuid('id').defaultRandom().primaryKey(),
    buildId: uuid('build_id')
      .references(() => builds.id, { onDelete: 'cascade' })
      .notNull(),
    level: varchar('level', { length: 16 }).default('info').notNull(),
    message: text('message').notNull(),
    timestamp: timestamp('timestamp').defaultNow().notNull(),
  },
  (t) => ({
    buildIdx: index('idx_logs_build').on(t.buildId, t.timestamp),
  }),
);

export const secrets = pgTable('secrets', {
  id: uuid('id').defaultRandom().primaryKey(),
  serverId: uuid('server_id')
    .references(() => mcpServers.id, { onDelete: 'cascade' })
    .notNull(),
  key: varchar('key', { length: 128 }).notNull(),
  encryptedValue: text('encrypted_value').notNull(),
  createdAt: timestamp('created_at').defaultNow().notNull(),
});

export const oauthClients = pgTable('oauth_clients', {
  id: uuid('id').defaultRandom().primaryKey(),
  serverId: uuid('server_id')
    .references(() => mcpServers.id, { onDelete: 'cascade' })
    .notNull(),
  clientId: varchar('client_id', { length: 128 }).notNull().unique(),
  clientSecretHash: text('client_secret_hash'),
  redirectUris: jsonb('redirect_uris').notNull(),
  metadata: jsonb('metadata'),
  createdAt: timestamp('created_at').defaultNow().notNull(),
});

export const oauthCodes = pgTable('oauth_codes', {
  id: uuid('id').defaultRandom().primaryKey(),
  clientDbId: uuid('client_db_id')
    .references(() => oauthClients.id, { onDelete: 'cascade' })
    .notNull(),
  code: varchar('code', { length: 128 }).notNull().unique(),
  codeChallenge: varchar('code_challenge', { length: 256 }).notNull(),
  codeChallengeMethod: varchar('code_challenge_method', { length: 16 }).notNull(),
  redirectUri: text('redirect_uri').notNull(),
  scope: text('scope'),
  resource: text('resource'),
  userId: uuid('user_id').references(() => users.id, { onDelete: 'set null' }),
  expiresAt: timestamp('expires_at').notNull(),
  consumedAt: timestamp('consumed_at'),
  createdAt: timestamp('created_at').defaultNow().notNull(),
});

export const oauthTokens = pgTable('oauth_tokens', {
  id: uuid('id').defaultRandom().primaryKey(),
  clientDbId: uuid('client_db_id')
    .references(() => oauthClients.id, { onDelete: 'cascade' })
    .notNull(),
  accessTokenHash: text('access_token_hash').notNull(),
  refreshTokenHash: text('refresh_token_hash'),
  scope: text('scope'),
  resource: text('resource'),
  expiresAt: timestamp('expires_at').notNull(),
  createdAt: timestamp('created_at').defaultNow().notNull(),
});

export const toolCallMetrics = pgTable(
  'tool_call_metrics',
  {
    id: uuid('id').defaultRandom().primaryKey(),
    serverId: uuid('server_id')
      .references(() => mcpServers.id, { onDelete: 'cascade' })
      .notNull(),
    toolName: varchar('tool_name', { length: 128 }).notNull(),
    durationMs: integer('duration_ms'),
    success: boolean('success').notNull(),
    errorCode: varchar('error_code', { length: 64 }),
    timestamp: timestamp('timestamp').defaultNow().notNull(),
  },
  (t) => ({
    serverTimeIdx: index('idx_metrics_server_time').on(t.serverId, t.timestamp),
  }),
);

export const auditLog = pgTable('audit_log', {
  id: uuid('id').defaultRandom().primaryKey(),
  orgId: uuid('org_id').references(() => organizations.id, { onDelete: 'set null' }),
  userId: uuid('user_id').references(() => users.id, { onDelete: 'set null' }),
  action: varchar('action', { length: 128 }).notNull(),
  resourceType: varchar('resource_type', { length: 64 }),
  resourceId: varchar('resource_id', { length: 128 }),
  metadata: jsonb('metadata'),
  ipAddress: varchar('ip_address', { length: 64 }),
  createdAt: timestamp('created_at').defaultNow().notNull(),
});

export type Organization = typeof organizations.$inferSelect;
export type User = typeof users.$inferSelect;
export type Session = typeof sessions.$inferSelect;
export type McpServer = typeof mcpServers.$inferSelect;
export type Build = typeof builds.$inferSelect;
export type BuildLog = typeof buildLogs.$inferSelect;
export type Secret = typeof secrets.$inferSelect;
export type OAuthClient = typeof oauthClients.$inferSelect;