import { queue, task } from "@trigger.dev/sdk";
import { PrismaClient } from "@prisma/client";
import { logger } from "~/services/logger.service";
import { WebhookDeliveryStatus } from "@core/database";
import {
  deliverWebhook,
  prepareWebhookTargets,
} from "./webhook-delivery-utils";

const prisma = new PrismaClient();

const webhookQueue = queue({
  name: "webhook-delivery-queue",
});

interface WebhookDeliveryPayload {
  activityId: string;
  workspaceId: string;
}

export const webhookDeliveryTask = task({
  id: "webhook-delivery",
  queue: webhookQueue,
  run: async (payload: WebhookDeliveryPayload) => {
    try {
      logger.log(
        `Processing webhook delivery for activity ${payload.activityId}`,
      );

      // Get the activity data
      const activity = await prisma.activity.findUnique({
        where: { id: payload.activityId },
        include: {
          integrationAccount: {
            include: {
              integrationDefinition: true,
            },
          },
          workspace: true,
        },
      });

      if (!activity) {
        logger.error(`Activity ${payload.activityId} not found`);
        return { success: false, error: "Activity not found" };
      }

      // Get active webhooks for this workspace
      const webhooks = await prisma.webhookConfiguration.findMany({
        where: {
          workspaceId: payload.workspaceId,
          isActive: true,
        },
      });

      if (webhooks.length === 0) {
        logger.log(
          `No active webhooks found for workspace ${payload.workspaceId}`,
        );
        return { success: true, message: "No webhooks to deliver to" };
      }

      // Prepare webhook payload
      const webhookPayload = {
        event: "activity.created",
        timestamp: new Date().toISOString(),
        data: {
          id: activity.id,
          text: activity.text,
          sourceURL: activity.sourceURL,
          createdAt: activity.createdAt,
          updatedAt: activity.updatedAt,
          integrationAccount: activity.integrationAccount
            ? {
                id: activity.integrationAccount.id,
                integrationDefinition: {
                  name: activity.integrationAccount.integrationDefinition.name,
                  slug: activity.integrationAccount.integrationDefinition.slug,
                },
              }
            : null,
          workspace: {
            id: activity.workspace.id,
            name: activity.workspace.name,
          },
        },
      };

      // Convert webhooks to targets using common utils
      const targets = prepareWebhookTargets(webhooks);

      // Use common delivery function
      const result = await deliverWebhook({
        payload: webhookPayload,
        targets,
        eventType: "activity.created",
      });

      // Log delivery results to database using createMany for better performance
      const logEntries = webhooks
        .map((webhook, index) => {
          const deliveryResult = result.deliveryResults[index];
          if (!deliveryResult) return null;

          return {
            webhookConfigurationId: webhook.id,
            activityId: activity.id,
            status: deliveryResult.success
              ? WebhookDeliveryStatus.SUCCESS
              : WebhookDeliveryStatus.FAILED,
            responseStatusCode: deliveryResult.status,
            responseBody: deliveryResult.responseBody?.slice(0, 1000),
            error: deliveryResult.error,
          };
        })
        .filter((entry): entry is NonNullable<typeof entry> => entry !== null);

      if (logEntries.length > 0) {
        try {
          await prisma.webhookDeliveryLog.createMany({
            data: logEntries,
          });
        } catch (error) {
          logger.error("Failed to log webhook deliveries", {
            error,
            count: logEntries.length,
          });
        }
      }

      const successCount = result.summary.successful;
      const totalCount = result.summary.total;

      logger.log(
        `Webhook delivery completed: ${successCount}/${totalCount} successful`,
      );

      return {
        success: result.success,
        delivered: successCount,
        total: totalCount,
        results: result.deliveryResults,
      };
    } catch (error: any) {
      logger.error(
        `Error in webhook delivery task for activity ${payload.activityId}:`,
        error,
      );
      return { success: false, error: error.message };
    }
  },
});

// Helper function to trigger webhook delivery
export async function triggerWebhookDelivery(
  activityId: string,
  workspaceId: string,
) {
  try {
    await webhookDeliveryTask.trigger({
      activityId,
      workspaceId,
    });
    logger.log(`Triggered webhook delivery for activity ${activityId}`);
  } catch (error: any) {
    logger.error(
      `Failed to trigger webhook delivery for activity ${activityId}:`,
      error,
    );
  }
}