import { sql } from 'drizzle-orm';
import {
	bigint,
	boolean,
	check,
	date,
	index,
	integer,
	jsonb,
	numeric,
	text,
	unique
} from 'drizzle-orm/pg-core';
import { hardwareSchema } from './schemas';
import { timestamptz } from './helpers';

// PC setup tracker (/trackers/pc): every device Stan owns or plans (PCs, laptops, servers,
// phones, tablets) and the parts/peripherals on them, plus game sensitivities (cm/360) so
// every mouse feels the same everywhere. The tables predate Drizzle (hand-made in Oct 2026
// from Stan's own list + Megekko/Alternate order mails), so ids are bigint identities.
// Unknown stays null; nothing is estimated. Order/invoice numbers and notes are owner-only.

export const HARDWARE_DEVICE_KINDS = [
	'desktop',
	'laptop',
	'server',
	'vm',
	'phone',
	'tablet',
	'monitor',
	'other'
] as const;
export const HARDWARE_DEVICE_STATUSES = ['active', 'spare', 'planned', 'retired', 'sold'] as const;
export const HARDWARE_CATEGORIES = [
	'case',
	'cpu',
	'motherboard',
	'ram',
	'cpu_cooler',
	'gpu',
	'psu',
	'storage',
	'fan',
	'lighting',
	'monitor',
	'mouse',
	'keyboard',
	'headset',
	'audio',
	'controller',
	'accessory',
	'other'
] as const;
export const HARDWARE_STATUSES = ['in_use', 'planned', 'spare', 'retired', 'sold'] as const;

const list = (values: readonly string[]) => sql.raw(values.map((v) => `'${v}'`).join(', '));

/** Structured specs; free-form per category, e.g. {"socket":"AM5","cores":8}. */
export type HardwareSpecs = Record<string, string | number | boolean | null>;

export const hardwareDevices = hardwareSchema.table(
	'devices',
	{
		id: bigint('id', { mode: 'number' }).primaryKey().generatedAlwaysAsIdentity(),
		/** Unique hostname-style slug, e.g. stan-pc, stan-ovh. */
		name: text('name').notNull().unique(),
		/** Display name, e.g. "Main PC". */
		label: text('label'),
		/** Other hostnames/OSes this device runs as, e.g. {stan-arch, stan-win11}. */
		hostnames: text('hostnames').array().notNull().default([]),
		kind: text('kind').notNull(),
		status: text('status').notNull().default('active'),
		brand: text('brand'),
		model: text('model'),
		specs: jsonb('specs').$type<HardwareSpecs>().notNull().default({}),
		/** One-off purchase price, euro cents incl. VAT. */
		priceCents: integer('price_cents'),
		/** Recurring cost per month, euro cents (servers/VMs); see notes for VAT. */
		monthlyCents: integer('monthly_cents'),
		/** Budget for planned builds, euro cents. */
		budgetCents: integer('budget_cents'),
		shop: text('shop'),
		purchaseDate: date('purchase_date'),
		url: text('url'),
		imageUrl: text('image_url'),
		sortOrder: integer('sort_order').notNull().default(100),
		notes: text('notes'),
		createdAt: timestamptz('created_at').notNull().defaultNow(),
		updatedAt: timestamptz('updated_at')
			.notNull()
			.defaultNow()
			.$onUpdate(() => new Date())
	},
	() => [
		check('devices_kind_check', sql`kind in (${list(HARDWARE_DEVICE_KINDS)})`),
		check('devices_status_check', sql`status in (${list(HARDWARE_DEVICE_STATUSES)})`),
		check(
			'devices_cents_check',
			sql`(price_cents is null or price_cents >= 0) and (monthly_cents is null or monthly_cents >= 0) and (budget_cents is null or budget_cents >= 0)`
		)
	]
);

export const hardwareComponents = hardwareSchema.table(
	'components',
	{
		id: bigint('id', { mode: 'number' }).primaryKey().generatedAlwaysAsIdentity(),
		deviceId: bigint('device_id', { mode: 'number' })
			.notNull()
			.references(() => hardwareDevices.id, { onDelete: 'cascade' }),
		category: text('category').notNull(),
		brand: text('brand'),
		model: text('model').notNull(),
		quantity: integer('quantity').notNull().default(1),
		specs: jsonb('specs').$type<HardwareSpecs>().notNull().default({}),
		/** Per unit, euro cents incl. VAT. */
		unitPriceCents: integer('unit_price_cents'),
		/** unit price × quantity, euro cents incl. VAT, excl. shipping. */
		totalPriceCents: integer('total_price_cents'),
		shop: text('shop'),
		orderNumber: text('order_number'),
		orderDate: date('order_date'),
		warrantyUntil: date('warranty_until'),
		invoiceNumber: text('invoice_number'),
		status: text('status').notNull().default('in_use'),
		/** false: the purchase is real but whether it is (still) in this setup is unconfirmed. */
		verified: boolean('verified').notNull().default(true),
		/** Mice: DPI set in the mouse software, and the real DPI measured with a ruler. */
		dpi: integer('dpi'),
		measuredDpi: integer('measured_dpi'),
		url: text('url'),
		imageUrl: text('image_url'),
		notes: text('notes'),
		/** user_list | gmail | user_statement | manual | plan. */
		source: text('source'),
		createdAt: timestamptz('created_at').notNull().defaultNow(),
		updatedAt: timestamptz('updated_at')
			.notNull()
			.defaultNow()
			.$onUpdate(() => new Date())
	},
	(t) => [
		check('components_category_check', sql`category in (${list(HARDWARE_CATEGORIES)})`),
		check('components_status_check', sql`status in (${list(HARDWARE_STATUSES)})`),
		check('components_quantity_check', sql`quantity > 0`),
		check('components_unit_price_cents_check', sql`unit_price_cents >= 0`),
		check('components_total_price_cents_check', sql`total_price_cents >= 0`),
		check(
			'components_dpi_check',
			sql`(dpi is null or dpi > 0) and (measured_dpi is null or measured_dpi > 0)`
		),
		unique('components_dedupe_uq').on(t.deviceId, t.model, t.orderNumber).nullsNotDistinct(),
		index('components_device_idx').on(t.deviceId),
		index('components_category_idx').on(t.category),
		index('components_specs_gin').using('gin', t.specs)
	]
);

/**
 * One row per game: the physical sensitivity Stan wants (cm per 360° turn) and, where the
 * game's yaw is known (degrees per mouse count at sens 1, e.g. CS2 0.022), the in-game value
 * is computed per mouse from its measured DPI. Stored values are only what Stan entered.
 */
export const hardwareSensitivities = hardwareSchema.table(
	'sensitivities',
	{
		id: bigint('id', { mode: 'number' }).primaryKey().generatedAlwaysAsIdentity(),
		game: text('game').notNull().unique(),
		cmPer360: numeric('cm_per_360', { precision: 7, scale: 2, mode: 'number' }),
		/** Degrees per count at sensitivity 1 (CS2/Source: 0.022). */
		yaw: numeric('yaw', { precision: 10, scale: 6, mode: 'number' }),
		/** What is set in-game right now (as entered by Stan). */
		inGameSens: numeric('in_game_sens', { precision: 10, scale: 4, mode: 'number' }),
		/** Mouse this value was set with (a hardware.components row, category mouse). */
		mouseId: bigint('mouse_id', { mode: 'number' }).references(() => hardwareComponents.id, {
			onDelete: 'set null'
		}),
		fov: text('fov'),
		notes: text('notes'),
		sortOrder: integer('sort_order').notNull().default(100),
		createdAt: timestamptz('created_at').notNull().defaultNow(),
		updatedAt: timestamptz('updated_at')
			.notNull()
			.defaultNow()
			.$onUpdate(() => new Date())
	},
	() => [
		check('sensitivities_cm_check', sql`cm_per_360 is null or cm_per_360 > 0`),
		check('sensitivities_yaw_check', sql`yaw is null or yaw > 0`)
	]
);