import { Request, Response } from "express";
import * as Sentry from "@sentry/node";
import {
  Workspace,
  Membership,
  MembershipOrg,
  Integration,
  IntegrationAuth,
  IUser,
  ServiceToken,
  ServiceTokenData,
} from "../../models";
import {
  createWorkspace as create,
  deleteWorkspace as deleteWork,
} from "../../helpers/workspace";
import { EELicenseService } from '../../ee/services';
import { addMemberships } from "../../helpers/membership";
import { ADMIN } from "../../variables";

/**
 * Return public keys of members of workspace with id [workspaceId]
 * @param req
 * @param res
 * @returns
 */
export const getWorkspacePublicKeys = async (req: Request, res: Response) => {
  let publicKeys;
  try {
    const { workspaceId } = req.params;

    publicKeys = (
      await Membership.find({
        workspace: workspaceId,
      }).populate<{ user: IUser }>("user", "publicKey")
    ).map((member) => {
      return {
        publicKey: member.user.publicKey,
        userId: member.user._id,
      };
    });
  } catch (err) {
    Sentry.setUser({ email: req.user.email });
    Sentry.captureException(err);
    return res.status(400).send({
      message: "Failed to get workspace member public keys",
    });
  }

  return res.status(200).send({
    publicKeys,
  });
};

/**
 * Return memberships for workspace with id [workspaceId]
 * @param req
 * @param res
 * @returns
 */
export const getWorkspaceMemberships = async (req: Request, res: Response) => {
  let users;
  try {
    const { workspaceId } = req.params;

    users = await Membership.find({
      workspace: workspaceId,
    }).populate("user", "+publicKey");
  } catch (err) {
    Sentry.setUser({ email: req.user.email });
    Sentry.captureException(err);
    return res.status(400).send({
      message: "Failed to get workspace members",
    });
  }

  return res.status(200).send({
    users,
  });
};

/**
 * Return workspaces that user is part of
 * @param req
 * @param res
 * @returns
 */
export const getWorkspaces = async (req: Request, res: Response) => {
  let workspaces;
  try {
    workspaces = (
      await Membership.find({
        user: req.user._id,
      }).populate("workspace")
    ).map((m) => m.workspace);
  } catch (err) {
    Sentry.setUser({ email: req.user.email });
    Sentry.captureException(err);
    return res.status(400).send({
      message: "Failed to get workspaces",
    });
  }

  return res.status(200).send({
    workspaces,
  });
};

/**
 * Return workspace with id [workspaceId]
 * @param req
 * @param res
 * @returns
 */
export const getWorkspace = async (req: Request, res: Response) => {
  let workspace;
  try {
    const { workspaceId } = req.params;

    workspace = await Workspace.findOne({
      _id: workspaceId,
    });
  } catch (err) {
    Sentry.setUser({ email: req.user.email });
    Sentry.captureException(err);
    return res.status(400).send({
      message: "Failed to get workspace",
    });
  }

  return res.status(200).send({
    workspace,
  });
};

/**
 * Create new workspace named [workspaceName] under organization with id
 * [organizationId] and add user as admin
 * @param req
 * @param res
 * @returns
 */
export const createWorkspace = async (req: Request, res: Response) => {
  let workspace;

  try {
    const { workspaceName, organizationId } = req.body;

    // validate organization membership
    const membershipOrg = await MembershipOrg.findOne({
      user: req.user._id,
      organization: organizationId,
    });

    if (!membershipOrg) {
      throw new Error("Failed to validate organization membership");
    }

    const plan = await EELicenseService.getOrganizationPlan(organizationId);
  
    if (plan.workspaceLimit !== null) {
      // case: limit imposed on number of workspaces allowed
      if (plan.workspacesUsed >= plan.workspaceLimit) {
        // case: number of workspaces used exceeds the number of workspaces allowed
        return res.status(400).send({
          message: 'Failed to create workspace due to plan limit reached. Upgrade plan to add more workspaces.'
        });
      }
    }

    if (workspaceName.length < 1) {
      throw new Error("Workspace names must be at least 1-character long");
    }

    // create workspace and add user as member
    workspace = await create({
      name: workspaceName,
      organizationId,
    });

    await addMemberships({
      userIds: [req.user._id],
      workspaceId: workspace._id.toString(),
      roles: [ADMIN],
    });
  } catch (err) {
    Sentry.setUser({ email: req.user.email });
    Sentry.captureException(err);
    return res.status(400).send({
      message: "Failed to create workspace",
    });
  }

  return res.status(200).send({
    workspace,
  });
};

/**
 * Delete workspace with id [workspaceId]
 * @param req
 * @param res
 * @returns
 */
export const deleteWorkspace = async (req: Request, res: Response) => {
  try {
    const { workspaceId } = req.params;

    // delete workspace
    await deleteWork({
      id: workspaceId,
    });
  } catch (err) {
    Sentry.setUser({ email: req.user.email });
    Sentry.captureException(err);
    return res.status(400).send({
      message: "Failed to delete workspace",
    });
  }

  return res.status(200).send({
    message: "Successfully deleted workspace",
  });
};

/**
 * Change name of workspace with id [workspaceId] to [name]
 * @param req
 * @param res
 * @returns
 */
export const changeWorkspaceName = async (req: Request, res: Response) => {
  let workspace;
  try {
    const { workspaceId } = req.params;
    const { name } = req.body;

    workspace = await Workspace.findOneAndUpdate(
      {
        _id: workspaceId,
      },
      {
        name,
      },
      {
        new: true,
      }
    );
  } catch (err) {
    Sentry.setUser({ email: req.user.email });
    Sentry.captureException(err);
    return res.status(400).send({
      message: "Failed to change workspace name",
    });
  }

  return res.status(200).send({
    message: "Successfully changed workspace name",
    workspace,
  });
};

/**
 * Return integrations for workspace with id [workspaceId]
 * @param req
 * @param res
 * @returns
 */
export const getWorkspaceIntegrations = async (req: Request, res: Response) => {
  let integrations;
  try {
    const { workspaceId } = req.params;

    integrations = await Integration.find({
      workspace: workspaceId,
    });
  } catch (err) {
    Sentry.setUser({ email: req.user.email });
    Sentry.captureException(err);
    return res.status(400).send({
      message: "Failed to get workspace integrations",
    });
  }

  return res.status(200).send({
    integrations,
  });
};

/**
 * Return (integration) authorizations for workspace with id [workspaceId]
 * @param req
 * @param res
 * @returns
 */
export const getWorkspaceIntegrationAuthorizations = async (
  req: Request,
  res: Response
) => {
  let authorizations;
  try {
    const { workspaceId } = req.params;

    authorizations = await IntegrationAuth.find({
      workspace: workspaceId,
    });
  } catch (err) {
    Sentry.setUser({ email: req.user.email });
    Sentry.captureException(err);
    return res.status(400).send({
      message: "Failed to get workspace integration authorizations",
    });
  }

  return res.status(200).send({
    authorizations,
  });
};

/**
 * Return service service tokens for workspace [workspaceId] belonging to user
 * @param req
 * @param res
 * @returns
 */
export const getWorkspaceServiceTokens = async (
  req: Request,
  res: Response
) => {
  let serviceTokens;
  try {
    const { workspaceId } = req.params;
    // ?? FIX.
    serviceTokens = await ServiceToken.find({
      user: req.user._id,
      workspace: workspaceId,
    });
  } catch (err) {
    Sentry.setUser({ email: req.user.email });
    Sentry.captureException(err);
    return res.status(400).send({
      message: "Failed to get workspace service tokens",
    });
  }

  return res.status(200).send({
    serviceTokens,
  });
};