package entity

import (
	"git.sxidc.com/go-framework/baize/api"
	"git.sxidc.com/go-framework/baize/binding"
	"git.sxidc.com/go-framework/baize/binding/request"
	"git.sxidc.com/go-framework/baize/binding/response"
	"git.sxidc.com/go-framework/baize/domain"
)

func BindSimple[O any](binder *binding.Binder, crud *Simple[O]) {
	crud.bind(binder)
}

// Simple 实体CRUD的Bind参数
type Simple[O any] struct {
	// 使用的领域实体，注意是Entity类型
	Entity domain.Entity

	// 选择要使用的数据库Executor
	// DBExecutorOperations operations 数据库操作
	// DBExecutorDataService data_service 数据服务
	DBExecutorType string

	// 创建使用的请求参数
	CreateJsonBody request.Params

	// 删除使用的请求参数，注意是WithID类型
	DeleteQueryParams request.WithID

	// 更新使用的请求参数，注意是WithID类型
	UpdateJsonBody request.WithID

	// 查询使用的请求参数，注意是Query类型
	QueryParams request.Query

	// 根据ID查询使用的请求参数，注意是WithID类型
	GetByIDQueryParams request.WithID

	// 表名
	tableName string

	// URL领域相对路径，如/class，后面会自动补充
	domainPath string

	// 创建是否使用事务
	createNeedTx bool

	// 创建回调
	createCallbacks *Callbacks[string]

	// 创建中间件
	createMiddlewares []api.Handler

	// 删除是否使用事务
	deleteNeedTx bool

	// 删除回调
	deleteCallbacks *Callbacks[any]

	// 删除中间件
	deleteMiddlewares []api.Handler

	// 更新是否使用事务
	updateNeedTx bool

	// 更新回调
	updateCallbacks *Callbacks[any]

	// 更新中间件
	updateMiddlewares []api.Handler

	// 查询条件构造回调
	queryConditionFieldCallback ConditionFieldCallback

	// 查询回调
	queryCallbacks *Callbacks[response.InfosData[O]]

	// 查询中间件
	queryMiddlewares []api.Handler

	// 根据ID查询回调
	getByIDCallbacks *Callbacks[O]

	// 根据ID查询中间件
	getByIDMiddlewares []api.Handler
}

func (crud *Simple[O]) bind(binder *binding.Binder) {
	dbExecutor := binder.ChooseDBExecutor(crud.DBExecutorType)

	// 创建
	if !crud.CreateNeedTx {
		binding.PostBind(binder, &binding.SimpleBindItem[string]{
			Path:          crud.DomainPath + "/create",
			ResponseFunc:  response.SendIDResponse[string],
			RequestParams: crud.CreateJsonBody,
			Objects:       []domain.Object{crud.Entity},
			ServiceFunc:   Create(crud.TableName, dbExecutor, crud.CreateCallbacks),
		})
	} else {
		binding.PostBind(binder, &binding.SimpleBindItem[string]{
			Path:          crud.DomainPath + "/create",
			ResponseFunc:  response.SendIDResponse[string],
			RequestParams: crud.CreateJsonBody,
			Objects:       []domain.Object{crud.Entity},
			ServiceFunc:   CreateTx(crud.TableName, dbExecutor, crud.CreateCallbacks),
		})
	}

	// 删除
	if !crud.DeleteNeedTx {
		binding.DeleteBind(binder, &binding.SimpleBindItem[any]{
			Path:          crud.DomainPath + "/:id/delete",
			ResponseFunc:  response.SendMsgResponse,
			RequestParams: crud.DeleteQueryParams,
			Objects:       []domain.Object{crud.Entity},
			ServiceFunc:   Delete(crud.TableName, dbExecutor, crud.DeleteCallbacks),
		})
	} else {
		binding.DeleteBind(binder, &binding.SimpleBindItem[any]{
			Path:          crud.DomainPath + "/:id/delete",
			ResponseFunc:  response.SendMsgResponse,
			RequestParams: crud.DeleteQueryParams,
			Objects:       []domain.Object{crud.Entity},
			ServiceFunc:   DeleteTx(crud.TableName, dbExecutor, crud.DeleteCallbacks),
		})
	}

	// 修改
	if !crud.UpdateNeedTx {
		binding.PutBind(binder, &binding.SimpleBindItem[any]{
			Path:          crud.DomainPath + "/update",
			ResponseFunc:  response.SendMsgResponse,
			RequestParams: crud.UpdateJsonBody,
			Objects:       []domain.Object{crud.Entity},
			ServiceFunc:   Update(crud.TableName, dbExecutor, crud.UpdateCallbacks),
		})
	} else {
		binding.PutBind(binder, &binding.SimpleBindItem[any]{
			Path:          crud.DomainPath + "/update",
			ResponseFunc:  response.SendMsgResponse,
			RequestParams: crud.UpdateJsonBody,
			Objects:       []domain.Object{crud.Entity},
			ServiceFunc:   UpdateTx(crud.TableName, dbExecutor, crud.UpdateCallbacks),
		})
	}

	// 查询
	binding.GetBind(binder, &binding.SimpleBindItem[response.InfosData[O]]{
		Path:          crud.DomainPath + "/query",
		ResponseFunc:  response.SendInfosResponse[O],
		RequestParams: crud.QueryParams,
		Objects:       []domain.Object{crud.Entity},
		ServiceFunc:   Query[O](crud.TableName, dbExecutor, crud.QueryCallbacks, crud.QueryConditionFieldCallback),
	})

	// 通过ID获取
	binding.GetBind(binder, &binding.SimpleBindItem[O]{
		Path:          crud.DomainPath + "/get",
		ResponseFunc:  response.SendInfoResponse[O],
		RequestParams: crud.GetByIDQueryParams,
		Objects:       []domain.Object{crud.Entity},
		ServiceFunc:   GetByID[O](crud.TableName, dbExecutor, crud.GetByIDCallbacks),
	})
}

type Option[O any] func(simple Simple[O])