import { Elysia, t } from "elysia";
import prisma from "../lib/prisma";

export const promotionsRoute = new Elysia({ prefix: "/promotions" })
  .get("/active", async () => {
    const now = new Date()
    return await prisma.promotion.findMany({
      where: {
        isActive: true,
        OR: [
          { startDate: null },
          { startDate: { lte: now } }
        ],
        AND: [
          { OR: [{ endDate: null }, { endDate: { gte: now } }] }
        ]
      },
      orderBy: { level: 'asc' }
    });
  })
  .get("/", async () => {
    return await prisma.promotion.findMany({
      orderBy: [{ level: 'asc' }, { createdAt: 'desc' }]
    });
  })
  .post("/", async ({ body, set }) => {
    try {
      const data = body as any;
      return await prisma.promotion.create({ data });
    } catch (err) {
      set.status = 500;
      return { error: "Failed to create promotion" };
    }
  }, {
    body: t.Object({
      name: t.String(),
      level: t.Number(),
      type: t.String(),
      value: t.Number(),
      minPurchase: t.Number(),
      isActive: t.Boolean(),
      startDate: t.Optional(t.Nullable(t.String())),
      endDate: t.Optional(t.Nullable(t.String()))
    })
  })
  .put("/:id", async ({ params: { id }, body, set }) => {
    try {
      const data = body as any;
      return await prisma.promotion.update({
        where: { id: Number(id) },
        data
      });
    } catch (err) {
      set.status = 500;
      return { error: "Failed to update promotion" };
    }
  }, {
    body: t.Object({
      name: t.String(),
      level: t.Number(),
      type: t.String(),
      value: t.Number(),
      minPurchase: t.Number(),
      isActive: t.Boolean(),
      startDate: t.Optional(t.Nullable(t.String())),
      endDate: t.Optional(t.Nullable(t.String()))
    })
  })
  .delete("/:id", async ({ params: { id }, set }) => {
    try {
      await prisma.promotion.delete({
        where: { id: Number(id) }
      });
      return { success: true };
    } catch (err) {
      set.status = 500;
      return { error: "Failed to delete promotion" };
    }
  });