using Admin.NET.Plugin.AiDOP.Dto.S0.Manufacturing;
using Admin.NET.Plugin.AiDOP.Entity.S0.Manufacturing;
using Admin.NET.Plugin.AiDOP.Infrastructure;

namespace Admin.NET.Plugin.AiDOP.Controllers.S0.Manufacturing;

/// <summary>
/// 工序流转卡主数据 CRUD（数据源：S0ProcessFlowCard 主表）。
///
/// 恢复主表链路：本 Controller 完全读写 S0ProcessFlowCard，替换此前误接 legacy MissedPrint 的只读投影。
/// 路由沿用 /api/s0/manufacturing/process-flow-cards，接口地址不变 → 前端 / 菜单 / 权限链路兼容。
///
/// 组织兜底（后端强制，不只依赖前端 payload）：
///   - 新增：公司/工厂由后端在**当前租户内**解析组织并 stamp，忽略 payload 组织值 → 杜绝跨厂注入与跨租户组织引用；
///   - 编辑：公司/工厂 pin 到既有记录原值，忽略 payload 组织值 → 杜绝跨公司/跨工厂篡改；
///   - 详情/删除/启停：按 id 操作，不接受组织入参。
/// 唯一性：依赖 DB 唯一索引 uk_S0ProcessFlowCard_factory_flowcard (factory_ref_id, flow_card_no)；
///   预检友好 409，并发竞态由唯一索引兜底（AdoS0ExceptionFilter 将重复键映射为友好 409）。
/// </summary>
[ApiController]
[Route("api/s0/manufacturing/process-flow-cards")]
[NonUnify]
public class AdoS0ProcessFlowCardsController : ControllerBase
{
    /// <summary>租户内优先匹配的公司编码（仅作优先条件，取不到即按机构类型/根节点在本租户内兜底）。</summary>
    private const string PreferredCompanyCode = "S0-C001";

    /// <summary>租户内优先匹配的工厂编码（同上，绝不跨租户查找）。</summary>
    private const string PreferredFactoryCode = "S0-F001";

    /// <summary>机构类型-公司（SysOrg.Type 数据字典值）。</summary>
    private const string CompanyOrgType = "201";

    /// <summary>机构类型-工厂（SysOrg.Type 数据字典值）。</summary>
    private const string FactoryOrgType = "501";

    private readonly SqlSugarRepository<AdoS0ProcessFlowCard> _rep;
    private readonly SqlSugarRepository<AdoS0MfgRoutingOpDetail> _routingRep;
    private readonly SqlSugarRepository<SysOrg> _orgRep;

    public AdoS0ProcessFlowCardsController(
        SqlSugarRepository<AdoS0ProcessFlowCard> rep,
        SqlSugarRepository<AdoS0MfgRoutingOpDetail> routingRep,
        SqlSugarRepository<SysOrg> orgRep)
    {
        _rep = rep;
        _routingRep = routingRep;
        _orgRep = orgRep;
    }

    [HttpGet]
    public async Task<IActionResult> GetPagedAsync([FromQuery] AdoS0ProcessFlowCardQueryDto q)
    {
        if (!AdoS0TenantScope.TryResolveRequired(out var tenantId, out var tenantError)) return tenantError!;
        var page = q.EffectivePage;
        var pageSize = q.PageSize;
        (page, pageSize) = PagingGuard.Normalize(page, pageSize);

        var query = _rep.AsQueryable()
            .Where(x => x.TenantId == tenantId)
            .WhereIF(q.CompanyRefId.HasValue, x => x.CompanyRefId == q.CompanyRefId!.Value)
            .WhereIF(q.FactoryRefId.HasValue, x => x.FactoryRefId == q.FactoryRefId!.Value)
            .WhereIF(!string.IsNullOrWhiteSpace(q.DomainCode), x => x.DomainCode == q.DomainCode)
            .WhereIF(!string.IsNullOrWhiteSpace(q.WorkOrderNo), x => x.WorkOrderNo.Contains(q.WorkOrderNo!))
            .WhereIF(!string.IsNullOrWhiteSpace(q.FlowCardNo), x => x.FlowCardNo.Contains(q.FlowCardNo!))
            .WhereIF(!string.IsNullOrWhiteSpace(q.ItemNum), x => x.ItemNum.Contains(q.ItemNum!))
            .WhereIF(q.IsActive.HasValue, x => x.IsActive == q.IsActive!.Value)
            .WhereIF(!string.IsNullOrWhiteSpace(q.Keyword),
                x => x.WorkOrderNo.Contains(q.Keyword!)
                    || x.FlowCardNo.Contains(q.Keyword!)
                    || x.ItemNum.Contains(q.Keyword!)
                    || (x.ItemName != null && x.ItemName.Contains(q.Keyword!)));

        var total = await query.CountAsync();
        var list = await query
            .OrderByDescending(x => x.CreateTime)
            .OrderByDescending(x => x.Id)
            .Skip((page - 1) * pageSize).Take(pageSize)
            .ToListAsync();
        return Ok(new { total, page, pageSize, list });
    }

    [HttpGet("{id:long}")]
    public async Task<IActionResult> GetAsync(long id)
    {
        if (!AdoS0TenantScope.TryResolveRequired(out var tenantId, out var tenantError)) return tenantError!;
        var item = await _rep.AsQueryable().Where(x => x.Id == id && x.TenantId == tenantId).FirstAsync();
        return item == null ? AdoS0ApiErrors.NotFound("流转卡不存在") : Ok(item);
    }

    [HttpPost]
    public async Task<IActionResult> CreateAsync([FromBody] AdoS0ProcessFlowCardUpsertDto dto)
    {
        if (!AdoS0TenantScope.TryResolveRequired(out var tenantId, out var tenantError)) return tenantError!;
        var (companyId, factoryId) = await ResolveDefaultOrgAsync(tenantId);
        if (companyId <= 0 || factoryId <= 0)
            return AdoS0ApiErrors.InvalidRequest("当前租户未配置机构，无法确定流转卡的公司/工厂归属，请先在机构管理中维护");

        var flowCardNo = dto.FlowCardNo?.Trim() ?? string.Empty;
        if (await _rep.IsAnyAsync(x => x.TenantId == tenantId && x.FactoryRefId == factoryId && x.FlowCardNo == flowCardNo))
            return AdoS0ApiErrors.Conflict(AdoS0ErrorCodes.DuplicateCode, "流转卡号已存在");

        var now = DateTime.Now;
        var entity = new AdoS0ProcessFlowCard
        {
            TenantId = tenantId,
            // 组织字段后端强制 stamp 当前租户内解析出的组织，忽略 payload 组织值（杜绝跨厂注入与跨租户组织引用）。
            CompanyRefId = companyId,
            FactoryRefId = factoryId,
            DomainCode = dto.DomainCode?.Trim(),
            WorkOrderNo = dto.WorkOrderNo?.Trim() ?? string.Empty,
            WorkOrderBatchNo = dto.WorkOrderBatchNo?.Trim(),
            FlowCardNo = flowCardNo,
            Nature = dto.Nature?.Trim(),
            ItemNum = dto.ItemNum?.Trim() ?? string.Empty,
            ItemName = dto.ItemName?.Trim(),
            DrawingNo = dto.DrawingNo?.Trim(),
            BomVersion = dto.BomVersion?.Trim(),
            RoutingCode = dto.RoutingCode?.Trim(),
            Remarks = dto.Remarks?.Trim(),
            IsActive = dto.IsActive,
            CreateUser = dto.CreateUser,
            CreateTime = now,
            UpdateUser = dto.UpdateUser,
            UpdateTime = null
        };
        await _rep.AsInsertable(entity).ExecuteReturnEntityAsync();
        return Ok(entity);
    }

    [HttpPut("{id:long}")]
    public async Task<IActionResult> UpdateAsync(long id, [FromBody] AdoS0ProcessFlowCardUpsertDto dto)
    {
        if (!AdoS0TenantScope.TryResolveRequired(out var tenantId, out var tenantError)) return tenantError!;
        var entity = await _rep.AsQueryable().Where(x => x.Id == id && x.TenantId == tenantId).FirstAsync();
        if (entity == null) return AdoS0ApiErrors.NotFound("流转卡不存在");

        var flowCardNo = dto.FlowCardNo?.Trim() ?? string.Empty;
        // 唯一性预检以既有记录的工厂为界（组织 pin 原值，不接受 payload 迁移工厂）。
        if (await _rep.IsAnyAsync(x => x.TenantId == tenantId && x.Id != id && x.FactoryRefId == entity.FactoryRefId && x.FlowCardNo == flowCardNo))
            return AdoS0ApiErrors.Conflict(AdoS0ErrorCodes.DuplicateCode, "流转卡号已存在");

        // 组织字段 pin 到既有原值，忽略 payload 组织值（杜绝跨公司/跨工厂篡改）。
        entity.WorkOrderNo = dto.WorkOrderNo?.Trim() ?? string.Empty;
        entity.WorkOrderBatchNo = dto.WorkOrderBatchNo?.Trim();
        entity.FlowCardNo = flowCardNo;
        entity.Nature = dto.Nature?.Trim();
        entity.ItemNum = dto.ItemNum?.Trim() ?? string.Empty;
        entity.ItemName = dto.ItemName?.Trim();
        entity.DrawingNo = dto.DrawingNo?.Trim();
        entity.BomVersion = dto.BomVersion?.Trim();
        entity.RoutingCode = dto.RoutingCode?.Trim();
        entity.Remarks = dto.Remarks?.Trim();
        entity.IsActive = dto.IsActive;
        entity.DomainCode = dto.DomainCode?.Trim();
        entity.UpdateUser = dto.UpdateUser;
        entity.UpdateTime = DateTime.Now;

        await _rep.AsUpdateable(entity)
            .IgnoreColumns(x => new { x.CompanyRefId, x.FactoryRefId, x.CreateUser, x.CreateTime })
            .ExecuteCommandAsync();
        return Ok(entity);
    }

    [HttpPatch("{id:long}/toggle-enabled")]
    public async Task<IActionResult> ToggleActiveAsync(long id, [FromBody] AdoS0ProcessFlowCardToggleActiveDto dto)
    {
        if (!AdoS0TenantScope.TryResolveRequired(out var tenantId, out var tenantError)) return tenantError!;
        var entity = await _rep.AsQueryable().Where(x => x.Id == id && x.TenantId == tenantId).FirstAsync();
        if (entity == null) return AdoS0ApiErrors.NotFound("流转卡不存在");
        entity.IsActive = dto.IsEnabled;
        entity.UpdateTime = DateTime.Now;
        await _rep.AsUpdateable(entity)
            .UpdateColumns(x => new { x.IsActive, x.UpdateTime })
            .ExecuteCommandAsync();
        return Ok(entity);
    }

    [HttpDelete("{id:long}")]
    public async Task<IActionResult> DeleteAsync(long id)
    {
        if (!AdoS0TenantScope.TryResolveRequired(out var tenantId, out var tenantError)) return tenantError!;
        var item = await _rep.AsQueryable().Where(x => x.Id == id && x.TenantId == tenantId).FirstAsync();
        if (item == null) return AdoS0ApiErrors.NotFound("流转卡不存在");
        await _rep.DeleteAsync(item);
        return Ok(new { message = "删除成功" });
    }

    /// <summary>
    /// 工艺路线联动选项：按所选物料编码过滤该物料关联的 RouteCode（去重）。
    /// 用稳定物料编码 ItemNum 关联（RoutingOpDetail.MaterialCode），不用物料名称。
    /// 返回空 → 前端允许手工填写兜底；返回非空 → 前端强制下拉。
    /// </summary>
    [HttpGet("routing-options")]
    public async Task<IActionResult> GetRoutingOptionsAsync([FromQuery] string? itemNum)
    {
        if (!AdoS0TenantScope.TryResolveRequired(out var tenantId, out var tenantError)) return tenantError!;
        var key = itemNum?.Trim();
        if (string.IsNullOrWhiteSpace(key))
            return Ok(Array.Empty<object>());

        var list = await _routingRep.AsQueryable()
            .Where(x => x.MaterialCode == key)
            .GroupBy(x => new { x.RouteCode, x.RouteName })
            .Select(x => new { routeCode = x.RouteCode, routeName = x.RouteName })
            .ToListAsync();

        var options = list
            .Where(x => !string.IsNullOrWhiteSpace(x.routeCode))
            .OrderBy(x => x.routeCode)
            .ToList();
        return Ok(options);
    }

    /// <summary>
    /// 解析当前租户的归属组织（公司 / 工厂）。
    ///
    /// 租户边界：只在 <paramref name="tenantId"/> 内解析，唯一查询显式带 <c>TenantId == tenantId</c>；
    ///   **禁止 ClearFilter** —— SysOrg 的 Code 没有唯一约束（index_SysOrg_C 是普通索引、非 UNIQUE），
    ///   且 S0-C001 / S0-F001 只是 S0OrgSeedData 灌给 AIDOP-Demo 租户的示范种子、其余租户并无此组织；
    ///   清掉租户过滤器按 Code 取组织，会把他租户的 SysOrg.Id 写进本租户单据（跨租户组织引用）。
    ///
    /// Code 定位：S0-C001 / S0-F001 仅作"租户内优先匹配条件"，取不到即在本租户内按机构类型 / 根节点兜底；
    ///   不跨租户查找、不复制种子、不新增组织。
    ///
    /// 优先级——公司：
    ///   C1 本租户 Code=S0-C001 → C3 本租户根节点(Pid=0)且 Type=201 → C2 本租户任意 Type=201 → C4 本租户根节点(Pid=0)。
    /// 优先级——工厂：
    ///   F1 本租户 Code=S0-F001 且父级为已解析公司 → F2 本租户 Type=501 且父级为已解析公司
    ///   → F3 本租户任意 Type=501 → F4 回落到公司自身（兼容未建工厂节点的租户，不新增组织）。
    ///
    /// 确定性：一次取本租户机构并按 (OrderNo, Id) 稳定排序，各级用 FirstOrDefault 在有序集合上取首个，
    ///   避免多候选时结果随执行计划漂移（原实现的无序 FirstAsync 是不确定的）。
    ///
    /// 无解：返回 (0, 0) 交由调用方转 400 业务错误，**不抛异常** ——
    ///   AdoS0ExceptionFilter 会把 /api/s0/* 上的未处理异常统一映射为 500 S01999
    ///   （见 AdoS0ApiErrors.TryMapUnhandledException），抛异常会把"租户未配置机构"这类业务态误报成系统故障。
    /// </summary>
    /// <param name="tenantId">AdoS0TenantScope 解析出的可信租户（JWT claim），不接受 payload 传入。</param>
    private async Task<(long CompanyId, long FactoryId)> ResolveDefaultOrgAsync(long tenantId)
    {
        // 单次取数 + 内存分级，避免逐级往返；排序在 SQL 侧一次确定，后续各级取首个即稳定。
        var orgs = await _orgRep.AsQueryable()
            .Where(x => x.TenantId == tenantId)
            .OrderBy(x => new { x.OrderNo, x.Id })
            .Select(x => new { x.Id, x.Code, x.Type, x.Pid })
            .ToListAsync();
        if (orgs.Count == 0) return (0, 0);

        var company =
            orgs.FirstOrDefault(o => o.Code == PreferredCompanyCode)                    // C1
            ?? orgs.FirstOrDefault(o => o.Pid == 0 && o.Type == CompanyOrgType)         // C3
            ?? orgs.FirstOrDefault(o => o.Type == CompanyOrgType)                       // C2
            ?? orgs.FirstOrDefault(o => o.Pid == 0);                                    // C4
        if (company == null) return (0, 0);

        var factory =
            orgs.FirstOrDefault(o => o.Code == PreferredFactoryCode && o.Pid == company.Id)  // F1
            ?? orgs.FirstOrDefault(o => o.Type == FactoryOrgType && o.Pid == company.Id)     // F2
            ?? orgs.FirstOrDefault(o => o.Type == FactoryOrgType);                           // F3

        return (company.Id, factory?.Id ?? company.Id);                                      // F4
    }
}