using Bit.Api.Models.Request.Organizations;
using Bit.Api.Models.Response.Organizations;
using Bit.Core.Context;
using Bit.Core.Entities;
using Bit.Core.Exceptions;
using Bit.Core.Models.Api.Request.OrganizationSponsorships;
using Bit.Core.Models.Api.Response.OrganizationSponsorships;
using Bit.Core.OrganizationFeatures.OrganizationSponsorships.FamiliesForEnterprise.Interfaces;
using Bit.Core.Repositories;
using Bit.Core.Services;
using Bit.Core.Utilities;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;

namespace Bit.Api.Controllers;

[Route("organization/sponsorship")]
public class OrganizationSponsorshipsController : Controller
{
    private readonly IOrganizationSponsorshipRepository _organizationSponsorshipRepository;
    private readonly IOrganizationRepository _organizationRepository;
    private readonly IOrganizationUserRepository _organizationUserRepository;
    private readonly IValidateRedemptionTokenCommand _validateRedemptionTokenCommand;
    private readonly IValidateBillingSyncKeyCommand _validateBillingSyncKeyCommand;
    private readonly ICreateSponsorshipCommand _createSponsorshipCommand;
    private readonly ISendSponsorshipOfferCommand _sendSponsorshipOfferCommand;
    private readonly ISetUpSponsorshipCommand _setUpSponsorshipCommand;
    private readonly IRevokeSponsorshipCommand _revokeSponsorshipCommand;
    private readonly IRemoveSponsorshipCommand _removeSponsorshipCommand;
    private readonly ICloudSyncSponsorshipsCommand _syncSponsorshipsCommand;
    private readonly ICurrentContext _currentContext;
    private readonly IUserService _userService;

    public OrganizationSponsorshipsController(
        IOrganizationSponsorshipRepository organizationSponsorshipRepository,
        IOrganizationRepository organizationRepository,
        IOrganizationUserRepository organizationUserRepository,
        IValidateRedemptionTokenCommand validateRedemptionTokenCommand,
        IValidateBillingSyncKeyCommand validateBillingSyncKeyCommand,
        ICreateSponsorshipCommand createSponsorshipCommand,
        ISendSponsorshipOfferCommand sendSponsorshipOfferCommand,
        ISetUpSponsorshipCommand setUpSponsorshipCommand,
        IRevokeSponsorshipCommand revokeSponsorshipCommand,
        IRemoveSponsorshipCommand removeSponsorshipCommand,
        ICloudSyncSponsorshipsCommand syncSponsorshipsCommand,
        IUserService userService,
        ICurrentContext currentContext)
    {
        _organizationSponsorshipRepository = organizationSponsorshipRepository;
        _organizationRepository = organizationRepository;
        _organizationUserRepository = organizationUserRepository;
        _validateRedemptionTokenCommand = validateRedemptionTokenCommand;
        _validateBillingSyncKeyCommand = validateBillingSyncKeyCommand;
        _createSponsorshipCommand = createSponsorshipCommand;
        _sendSponsorshipOfferCommand = sendSponsorshipOfferCommand;
        _setUpSponsorshipCommand = setUpSponsorshipCommand;
        _revokeSponsorshipCommand = revokeSponsorshipCommand;
        _removeSponsorshipCommand = removeSponsorshipCommand;
        _syncSponsorshipsCommand = syncSponsorshipsCommand;
        _userService = userService;
        _currentContext = currentContext;
    }

    [Authorize("Application")]
    [HttpPost("{sponsoringOrgId}/families-for-enterprise")]
    [SelfHosted(NotSelfHostedOnly = true)]
    public async Task CreateSponsorship(Guid sponsoringOrgId, [FromBody] OrganizationSponsorshipCreateRequestModel model)
    {
        var sponsoringOrg = await _organizationRepository.GetByIdAsync(sponsoringOrgId);

        var sponsorship = await _createSponsorshipCommand.CreateSponsorshipAsync(
            sponsoringOrg,
            await _organizationUserRepository.GetByOrganizationAsync(sponsoringOrgId, _currentContext.UserId ?? default),
            model.PlanSponsorshipType, model.SponsoredEmail, model.FriendlyName);
        await _sendSponsorshipOfferCommand.SendSponsorshipOfferAsync(sponsorship, sponsoringOrg.Name);
    }

    [Authorize("Application")]
    [HttpPost("{sponsoringOrgId}/families-for-enterprise/resend")]
    [SelfHosted(NotSelfHostedOnly = true)]
    public async Task ResendSponsorshipOffer(Guid sponsoringOrgId)
    {
        var sponsoringOrgUser = await _organizationUserRepository
            .GetByOrganizationAsync(sponsoringOrgId, _currentContext.UserId ?? default);

        await _sendSponsorshipOfferCommand.SendSponsorshipOfferAsync(
            await _organizationRepository.GetByIdAsync(sponsoringOrgId),
            sponsoringOrgUser,
            await _organizationSponsorshipRepository
                .GetBySponsoringOrganizationUserIdAsync(sponsoringOrgUser.Id));
    }

    [Authorize("Application")]
    [HttpPost("validate-token")]
    [SelfHosted(NotSelfHostedOnly = true)]
    public async Task<bool> PreValidateSponsorshipToken([FromQuery] string sponsorshipToken)
    {
        return (await _validateRedemptionTokenCommand.ValidateRedemptionTokenAsync(sponsorshipToken, (await CurrentUser).Email)).valid;
    }

    [Authorize("Application")]
    [HttpPost("redeem")]
    [SelfHosted(NotSelfHostedOnly = true)]
    public async Task RedeemSponsorship([FromQuery] string sponsorshipToken, [FromBody] OrganizationSponsorshipRedeemRequestModel model)
    {
        var (valid, sponsorship) = await _validateRedemptionTokenCommand.ValidateRedemptionTokenAsync(sponsorshipToken, (await CurrentUser).Email);

        if (!valid)
        {
            throw new BadRequestException("Failed to parse sponsorship token.");
        }

        if (!await _currentContext.OrganizationOwner(model.SponsoredOrganizationId))
        {
            throw new BadRequestException("Can only redeem sponsorship for an organization you own.");
        }

        await _setUpSponsorshipCommand.SetUpSponsorshipAsync(
            sponsorship,
            await _organizationRepository.GetByIdAsync(model.SponsoredOrganizationId));
    }

    [Authorize("Installation")]
    [HttpPost("sync")]
    public async Task<OrganizationSponsorshipSyncResponseModel> Sync([FromBody] OrganizationSponsorshipSyncRequestModel model)
    {
        var sponsoringOrg = await _organizationRepository.GetByIdAsync(model.SponsoringOrganizationCloudId);
        if (!await _validateBillingSyncKeyCommand.ValidateBillingSyncKeyAsync(sponsoringOrg, model.BillingSyncKey))
        {
            throw new BadRequestException("Invalid Billing Sync Key");
        }

        var (syncResponseData, offersToSend) = await _syncSponsorshipsCommand.SyncOrganization(sponsoringOrg, model.ToOrganizationSponsorshipSync().SponsorshipsBatch);
        await _sendSponsorshipOfferCommand.BulkSendSponsorshipOfferAsync(sponsoringOrg.Name, offersToSend);
        return new OrganizationSponsorshipSyncResponseModel(syncResponseData);
    }

    [Authorize("Application")]
    [HttpDelete("{sponsoringOrganizationId}")]
    [HttpPost("{sponsoringOrganizationId}/delete")]
    [SelfHosted(NotSelfHostedOnly = true)]
    public async Task RevokeSponsorship(Guid sponsoringOrganizationId)
    {

        var orgUser = await _organizationUserRepository.GetByOrganizationAsync(sponsoringOrganizationId, _currentContext.UserId ?? default);
        if (_currentContext.UserId != orgUser?.UserId)
        {
            throw new BadRequestException("Can only revoke a sponsorship you granted.");
        }

        var existingOrgSponsorship = await _organizationSponsorshipRepository
            .GetBySponsoringOrganizationUserIdAsync(orgUser.Id);

        await _revokeSponsorshipCommand.RevokeSponsorshipAsync(existingOrgSponsorship);
    }

    [Authorize("Application")]
    [HttpDelete("sponsored/{sponsoredOrgId}")]
    [HttpPost("sponsored/{sponsoredOrgId}/remove")]
    [SelfHosted(NotSelfHostedOnly = true)]
    public async Task RemoveSponsorship(Guid sponsoredOrgId)
    {

        if (!await _currentContext.OrganizationOwner(sponsoredOrgId))
        {
            throw new BadRequestException("Only the owner of an organization can remove sponsorship.");
        }

        var existingOrgSponsorship = await _organizationSponsorshipRepository
            .GetBySponsoredOrganizationIdAsync(sponsoredOrgId);

        await _removeSponsorshipCommand.RemoveSponsorshipAsync(existingOrgSponsorship);
    }

    [HttpGet("{sponsoringOrgId}/sync-status")]
    public async Task<object> GetSyncStatus(Guid sponsoringOrgId)
    {
        var sponsoringOrg = await _organizationRepository.GetByIdAsync(sponsoringOrgId);

        if (!await _currentContext.OrganizationOwner(sponsoringOrg.Id))
        {
            throw new NotFoundException();
        }

        var lastSyncDate = await _organizationSponsorshipRepository.GetLatestSyncDateBySponsoringOrganizationIdAsync(sponsoringOrg.Id);
        return new OrganizationSponsorshipSyncStatusResponseModel(lastSyncDate);
    }

    private Task<User> CurrentUser => _userService.GetUserByIdAsync(_currentContext.UserId.Value);
}