package officialwebsiteser

import (
	"time"

	"91porn-server/common/stderr"
	officialwebsitemod "91porn-server/models/v/officialWebsitemod"

	"go.mongodb.org/mongo-driver/bson/primitive"
)

// ─────────────────────────────────────────
// Service functions
// ─────────────────────────────────────────

func ListRecruitForm(req *RecruitFormListReq) (int64, []officialwebsitemod.RecruitForm, error) {
	filter, err := req.Query()
	if err != nil {
		return 0, nil, err
	}
	mod := &officialwebsitemod.RecruitForm{}
	total, err := mod.Count(filter)
	if err != nil {
		return 0, nil, err
	}
	list, err := mod.FindMany(filter, req.FindOptions())
	if err != nil {
		return 0, nil, err
	}
	return total, list, nil
}

func CreateRecruitForm(req *ModifyRecruitFormReq) (officialwebsitemod.RecruitForm, error) {
	data := req.toMod()
	if err := data.Create(); err != nil {
		return officialwebsitemod.RecruitForm{}, err
	}
	return data, nil
}

func UpdateRecruitForm(req *ModifyRecruitFormReq) (resp CountResp, err error) {
	if req == nil || req.ID == "" {
		return
	}
	id, parseErr := primitive.ObjectIDFromHex(req.ID)
	if parseErr != nil || isNilObjectID(id) {
		err = stderr.ErrParamError
		return
	}
	mod := &officialwebsitemod.RecruitForm{}
	if err = mod.FindOne(officialwebsitemod.M{"_id": id}); err != nil {
		return
	}
	var update officialwebsitemod.M
	if update, err = req.toM(); err != nil || update == nil {
		return
	}
	resp.Count, err = mod.Update(officialwebsitemod.M{"_id": id}, update)
	return
}

func DeleteRecruitForm(req *DeleteRecruitFormReq) (data DeleteRecruitFormResp, err error) {
	if req == nil {
		err = stderr.CodeEmptyData
		return
	}
	var id primitive.ObjectID
	if id, err = primitive.ObjectIDFromHex(req.ID); err != nil {
		return
	}
	if isNilObjectID(id) {
		err = stderr.ErrParamError
		return
	}
	mod := &officialwebsitemod.RecruitForm{}
	data.Count, err = mod.Delete(officialwebsitemod.M{"_id": id})
	return
}

// ─────────────────────────────────────────
// Mutation (Modify) types
// ─────────────────────────────────────────

type ModifyRecruitFormReq struct {
	ID          string                            `json:"id" form:"id"`
	Name        *string                           `json:"name"`
	Sex         *int                              `json:"sex"`
	Age         *int                              `json:"age"`
	Country     *string                           `json:"country"`
	Address     *string                           `json:"address"`
	Contact     *[]officialwebsitemod.ContactInfo `json:"contact"`
	Description *string                           `json:"description"`
}

// ─────────────────────────────────────────
// Delete types
// ─────────────────────────────────────────

type DeleteRecruitFormReq struct {
	ID string `json:"id" form:"id"`
}

type DeleteRecruitFormResp struct {
	Count int64 `json:"count"`
}

// ─────────────────────────────────────────
// toMod — ModifyRecruitFormReq → model struct
// ─────────────────────────────────────────

func (req *ModifyRecruitFormReq) toMod() officialwebsitemod.RecruitForm {
	if req == nil {
		return officialwebsitemod.RecruitForm{}
	}
	data := officialwebsitemod.RecruitForm{
		Name:        stringOrZero(req.Name),
		Sex:         intOrZero(req.Sex),
		Age:         intOrZero(req.Age),
		Country:     stringOrZero(req.Country),
		Address:     stringOrZero(req.Address),
		Description: stringOrZero(req.Description),
	}
	if req.Contact != nil {
		data.Contact = *req.Contact
	}
	return data
}

// ─────────────────────────────────────────
// toM — ModifyRecruitFormReq → officialwebsitemod.M
// ─────────────────────────────────────────

func (req *ModifyRecruitFormReq) toM() (officialwebsitemod.M, error) {
	if req == nil {
		return nil, stderr.CodeEmptyData
	}
	set := officialwebsitemod.M{}
	if req.Name != nil {
		set["name"] = *req.Name
	}
	if req.Sex != nil {
		set["sex"] = *req.Sex
	}
	if req.Age != nil {
		set["age"] = *req.Age
	}
	if req.Country != nil {
		set["country"] = *req.Country
	}
	if req.Address != nil {
		set["address"] = *req.Address
	}
	if req.Contact != nil {
		set["contact"] = *req.Contact
	}
	if req.Description != nil {
		set["description"] = *req.Description
	}
	if len(set) == 0 {
		return nil, nil
	}
	set["updatedAt"] = time.Now().UTC()
	return officialwebsitemod.M{"$set": set}, nil
}

// ─────────────────────────────────────────
// List types
// ─────────────────────────────────────────

type RecruitFormListReq struct {
	PageReq
	ID          *string    `form:"id"`
	Name        *string    `form:"name"`
	Sex         *int       `form:"sex"`
	Age         *int       `form:"age"`
	Country     *string    `form:"country"`
	Address     *string    `form:"address"`
	Contact     *string    `form:"contact"`
	Description *string    `form:"description"`
	CreatedAt   *time.Time `form:"createdAt"`
	UpdatedAt   *time.Time `form:"updatedAt"`
	DeletedAt   *time.Time `form:"deletedAt"`
}

func (r *RecruitFormListReq) Query() (officialwebsitemod.M, error) {
	filter := officialwebsitemod.M{}
	if err := parseObjectIDFilter(filter, "_id", r.ID); err != nil {
		return nil, err
	}
	if r.Name != nil {
		filter["name"] = *r.Name
	}
	if r.Sex != nil {
		filter["sex"] = *r.Sex
	}
	if r.Age != nil {
		filter["age"] = *r.Age
	}
	if r.Country != nil {
		filter["country"] = *r.Country
	}
	if r.Address != nil {
		filter["address"] = *r.Address
	}
	if err := parseJSONFilter(filter, "contact", r.Contact, &[]officialwebsitemod.ContactInfo{}); err != nil {
		return nil, err
	}
	if r.Description != nil {
		filter["description"] = *r.Description
	}
	if r.CreatedAt != nil {
		filter["createdAt"] = *r.CreatedAt
	}
	if r.UpdatedAt != nil {
		filter["updatedAt"] = *r.UpdatedAt
	}
	if r.DeletedAt != nil {
		filter["deletedAt"] = *r.DeletedAt
	}
	return filter, nil
}