package value_object_crud

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

// Simple 值对象CRD的Bind参数
// I 为查询相关接口返回的Info类型
type Simple[I any] struct {
	// 使用的领域实体，注意是ValueObject类型
	ValueObject value_object.ValueObject

	// 数据库schema
	Schema string

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

	// 删除使用的请求参数
	DeleteJsonBody request.Params

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

	// 可选配置项，通过WithXXX配置
	creatOptions  *CreateOptions
	deleteOptions *DeleteOptions
	queryOptions  *QueryOptions[I]
}

func (simple *Simple[I]) bind(binder *binding.Binder) {
	createOptions := simple.creatOptions
	deleteOptions := simple.deleteOptions
	queryOptions := simple.queryOptions

	tableName := domain.TableName(simple.Schema, simple.ValueObject)
	domainPath := domain.RelativeDomainPath(simple.ValueObject)

	// 创建
	if !createOptions.disable {
		if !createOptions.needTx {
			binding.PostBind(binder, &binding.SimpleBindItem[any]{
				Path:             domainPath + "/create",
				SendResponseFunc: response.SendMsgResponse,
				RequestParams:    simple.CreateJsonBody,
				Objects:          []domain.Object{simple.ValueObject},
				ServiceFunc:      Create(tableName, createOptions.callbacks),
			}, createOptions.middlewares...)
		} else {
			binding.PostBind(binder, &binding.SimpleBindItem[any]{
				Path:             domainPath + "/create",
				SendResponseFunc: response.SendMsgResponse,
				RequestParams:    simple.CreateJsonBody,
				Objects:          []domain.Object{simple.ValueObject},
				ServiceFunc:      CreateTx(tableName, createOptions.callbacks),
			}, createOptions.middlewares...)
		}
	}

	// 删除
	if !deleteOptions.disable {
		if !deleteOptions.needTx {
			binding.PostBind(binder, &binding.SimpleBindItem[any]{
				Path:                  domainPath + "/delete",
				SendResponseFunc:      response.SendMsgResponse,
				RequestParams:         simple.DeleteJsonBody,
				BindRequestParamsFunc: request.BindJsonBody,
				Objects:               []domain.Object{simple.ValueObject},
				ServiceFunc:           Delete(tableName, deleteOptions.callbacks),
			}, deleteOptions.middlewares...)
		} else {
			binding.PostBind(binder, &binding.SimpleBindItem[any]{
				Path:                  domainPath + "/delete",
				SendResponseFunc:      response.SendMsgResponse,
				RequestParams:         simple.DeleteJsonBody,
				BindRequestParamsFunc: request.BindJsonBody,
				Objects:               []domain.Object{simple.ValueObject},
				ServiceFunc:           DeleteTx(tableName, deleteOptions.callbacks),
			}, deleteOptions.middlewares...)
		}
	}

	// 查询
	if !queryOptions.disable {
		binding.GetBind(binder, &binding.SimpleBindItem[response.InfosData[I]]{
			Path:             domainPath + "/query",
			SendResponseFunc: response.SendInfosResponse[I],
			RequestParams:    simple.QueryQueryParams,
			Objects:          []domain.Object{simple.ValueObject},
			ServiceFunc:      Query(tableName, queryOptions.callbacks, queryOptions.conditionFieldCallback),
		}, queryOptions.middlewares...)
	}
}

func BindSimple[I any](binder *binding.Binder, simple *Simple[I], opts ...any) {
	createOptions := new(CreateOptions)
	deleteOptions := new(DeleteOptions)
	queryOptions := new(QueryOptions[I])

	for _, opt := range opts {
		switch o := opt.(type) {
		case CreateOption:
			o(createOptions)
		case DeleteOption:
			o(deleteOptions)
		case QueryOption[I]:
			o(queryOptions)
		default:
			continue
		}
	}

	simple.creatOptions = createOptions
	simple.deleteOptions = deleteOptions
	simple.queryOptions = queryOptions

	simple.bind(binder)
}

type CreateOption func(options *CreateOptions)
type DeleteOption func(options *DeleteOptions)
type QueryOption[I any] func(options *QueryOptions[I])

type CreateOptions struct {
	// 关闭创建
	disable bool

	// 创建是否使用事务
	needTx bool

	// 创建回调
	callbacks *CreateCallbacks

	// 创建中间件
	middlewares []binding.Middleware
}

type DeleteOptions struct {
	// 关闭删除
	disable bool

	// 删除是否使用事务
	needTx bool

	// 删除回调
	callbacks *DeleteCallbacks

	// 删除中间件
	middlewares []binding.Middleware
}

type QueryOptions[I any] struct {
	// 关闭查询
	disable bool

	// 查询条件构造回调
	conditionFieldCallback ConditionFieldCallback

	// 查询回调
	callbacks *QueryCallbacks[I]

	// 查询中间件
	middlewares []binding.Middleware
}

func WithDisableCreate() CreateOption {
	return func(options *CreateOptions) {
		options.disable = true
	}
}

func WithCreateTx() CreateOption {
	return func(options *CreateOptions) {
		options.needTx = true
	}
}

func WithCreateCallbacks(callbacks *CreateCallbacks) CreateOption {
	return func(options *CreateOptions) {
		options.callbacks = callbacks
	}
}

func WithCreateMiddlewares(middlewares ...binding.Middleware) CreateOption {
	return func(options *CreateOptions) {
		options.middlewares = middlewares
	}
}

func WithDisableDelete() DeleteOption {
	return func(options *DeleteOptions) {
		options.disable = true
	}
}

func WithDeleteTx() DeleteOption {
	return func(options *DeleteOptions) {
		options.needTx = true
	}
}

func WithDeleteCallbacks(callbacks *DeleteCallbacks) DeleteOption {
	return func(options *DeleteOptions) {
		options.callbacks = callbacks
	}
}

func WithDeleteMiddlewares(middlewares ...binding.Middleware) DeleteOption {
	return func(options *DeleteOptions) {
		options.middlewares = middlewares
	}
}

func WithDisableQuery[I any]() QueryOption[I] {
	return func(options *QueryOptions[I]) {
		options.disable = true
	}
}

func WithQueryConditionFieldCallback[I any](callback ConditionFieldCallback) QueryOption[I] {
	return func(options *QueryOptions[I]) {
		options.conditionFieldCallback = callback
	}
}

func WithQueryCallbacks[I any](callbacks *QueryCallbacks[I]) QueryOption[I] {
	return func(options *QueryOptions[I]) {
		options.callbacks = callbacks
	}
}

func WithQueryMiddlewares[I any](middlewares ...binding.Middleware) QueryOption[I] {
	return func(options *QueryOptions[I]) {
		options.middlewares = middlewares
	}
}