using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Tiku.Api.Contracts;
using Tiku.Application.Backoffice;
using Tiku.Application.Security;

namespace Tiku.Api.Controllers;

[ApiController]
[Tags("租户端-后台权限")]
[Route("api/tenant/access")]
public sealed class TenantBackofficeController(
    IBackofficeService backofficeService,
    ICurrentAccessContext currentAccessContext) : ControllerBase
{
    [HttpGet("ui-bootstrap")]
    [Authorize(Policy = TikuPolicies.TenantBackofficeBootstrap)]
    [EndpointSummary("查询租户后台菜单与权限")]
    [EndpointDescription("返回当前租户管理员可见的后台菜单、权限和模块启用状态。")]
    [ProducesResponseType<BackofficeUiBootstrap>(StatusCodes.Status200OK)]
    public async Task<ActionResult<BackofficeUiBootstrap>> GetUiBootstrap(CancellationToken cancellationToken)
    {
        return Ok(await backofficeService.GetTenantUiBootstrapAsync(
            await currentAccessContext.GetAsync(cancellationToken),
            cancellationToken));
    }

    [HttpGet("bootstrap")]
    [Authorize(Policy = BackendPermissions.TenantRoleManage)]
    [EndpointSummary("查询租户角色管理初始化数据")]
    [ProducesResponseType<BackofficeBootstrap>(StatusCodes.Status200OK)]
    public async Task<ActionResult<BackofficeBootstrap>> GetBootstrap(CancellationToken cancellationToken)
    {
        return Ok(await backofficeService.GetTenantBootstrapAsync(await ResolveActorAsync(cancellationToken),
            cancellationToken));
    }

    [HttpPost("roles")]
    [Authorize(Policy = BackendPermissions.TenantRoleManage)]
    [EndpointSummary("创建或更新租户后台角色")]
    [ProducesResponseType<BackofficeRoleItem>(StatusCodes.Status200OK)]
    public async Task<ActionResult<BackofficeRoleItem>> UpsertRole(
        UpsertBackofficeRoleDto request,
        CancellationToken cancellationToken)
    {
        return Ok(await backofficeService.UpsertTenantRoleAsync(await ResolveActorAsync(cancellationToken),
            request.ToCommand(), cancellationToken));
    }

    [HttpPut("roles/{roleId:guid}/bindings")]
    [Authorize(Policy = BackendPermissions.TenantRoleManage)]
    [EndpointSummary("替换租户后台角色权限绑定")]
    [ProducesResponseType<BackofficeRoleItem>(StatusCodes.Status200OK)]
    public async Task<ActionResult<BackofficeRoleItem>> ReplaceRoleBindings(
        Guid roleId,
        ReplaceRoleBindingsDto request,
        CancellationToken cancellationToken)
    {
        return Ok(await backofficeService.ReplaceTenantRoleBindingsAsync(await ResolveActorAsync(cancellationToken),
            request.ToCommand(roleId), cancellationToken));
    }

    [HttpPut("users/{userId:guid}/roles")]
    [Authorize(Policy = BackendPermissions.TenantRoleManage)]
    [EndpointSummary("替换租户用户后台角色")]
    [ProducesResponseType(StatusCodes.Status204NoContent)]
    public async Task<IActionResult> ReplaceUserRoles(
        Guid userId,
        ReplaceUserRolesDto request,
        CancellationToken cancellationToken)
    {
        await backofficeService.ReplaceTenantUserRolesAsync(await ResolveActorAsync(cancellationToken),
            request.ToCommand(userId), cancellationToken);
        return NoContent();
    }

    private async Task<BackofficeActor> ResolveActorAsync(CancellationToken cancellationToken)
    {
        return BackofficeActor.FromTenantAccess(await currentAccessContext.GetAsync(cancellationToken));
    }
}