package domain

import (
	"fmt"
	"time"

	dbgen "github.com/SamuelTariku/FortuneBet-Backend/gen/db"
)

type ReportRequest struct {
	ID           int64
	CompanyID    ValidInt64
	RequestedBy  ValidInt64
	FilePath     ValidString
	Type         ReportRequestType
	Status       ReportRequestStatus
	Metadata     ReportMetadataJSON
	RejectReason ValidString
	CreatedAt    time.Time
	CompletedAt  ValidTime
}

type ReportRequestDetail struct {
	ID                 int64
	CompanyID          ValidInt64
	CompanyName        ValidString
	CompanySlug        ValidString
	RequestedBy        ValidInt64
	RequesterFirstName ValidString
	RequesterLastName  ValidString
	FilePath           ValidString
	Type               ReportRequestType
	Status             ReportRequestStatus
	Metadata           ReportMetadataJSON
	RejectReason       ValidString
	CreatedAt          time.Time
	CompletedAt        ValidTime
}

type CreateReportRequest struct {
	CompanyID   ValidInt64
	RequestedBy ValidInt64
	Type        ReportRequestType
	Metadata    ReportMetadataJSON
}

type CreateReportRequestReq struct {
	Type     string             `json:"type"`
	Metadata ReportMetadataJSON `json:"metadata"`
}

type ReportRequestRes struct {
	ID           int64              `json:"id"`
	RequestedBy  *int64             `json:"requested_by,omitempty"`
	CompanyID    *int64             `json:"company_id,omitempty"`
	FilePath     *string            `json:"file_path,omitempty"`
	Type         ReportRequestType  `json:"type"`
	Status       string             `json:"status"`
	RejectReason *string            `json:"reject_reason,omitempty"`
	Metadata     ReportMetadataJSON `json:"metadata"`
	CreatedAt    time.Time          `json:"created_at"`
	CompletedAt  *string            `json:"completed_at,omitempty"`
}
type ReportRequestDetailRes struct {
	ID                 int64              `json:"id"`
	CompanyID          *int64             `json:"company_id,omitempty"`
	CompanyName        *string            `json:"company_name,omitempty"`
	CompanySlug        *string            `json:"company_slug,omitempty"`
	RequestedBy        *int64             `json:"requested_by,omitempty"`
	RequesterFirstName *string            `json:"requester_first_name,omitempty"`
	RequesterLastName  *string            `json:"requester_last_name,omitempty"`
	FilePath           *string            `json:"file_path,omitempty"`
	Type               ReportRequestType  `json:"type"`
	Status             string             `json:"status"`
	RejectReason       *string            `json:"reject_reason,omitempty"`
	Metadata           ReportMetadataJSON `json:"metadata"`
	CreatedAt          time.Time          `json:"created_at"`
	CompletedAt        *string            `json:"completed_at,omitempty"`
}

type ReportRequestFilter struct {
	CompanyID   ValidInt64
	Type        ValidReportRequestType
	Status      ValidReportRequestStatus
	Limit       ValidInt32
	Offset      ValidInt32
	RequestedBy ValidInt64
}

type UpdateRequestRequest struct {
	ID           int64
	FilePath     ValidString
	RejectReason ValidString
	Status       ValidReportRequestStatus
}

func ConvertDBReportRequest(report dbgen.ReportRequest) (ReportRequest, error) {
	parsedMetadataJSON, err := ParseReportMetadataJSON(report.Metadata)
	if err != nil {
		return ReportRequest{}, fmt.Errorf("failed to parse report metadata: %w", err)
	}

	return ReportRequest{
		ID: report.ID,
		CompanyID: ValidInt64{
			Value: report.CompanyID.Int64,
			Valid: report.CompanyID.Valid,
		},
		RequestedBy: ValidInt64{
			Value: report.RequestedBy.Int64,
			Valid: report.RequestedBy.Valid,
		},
		FilePath: ValidString{
			Value: report.FilePath.String,
			Valid: report.FilePath.Valid,
		},
		Type:     ReportRequestType(report.Type),
		Status:   ReportRequestStatus(report.Status),
		Metadata: parsedMetadataJSON,
		RejectReason: ValidString{
			Value: report.RejectReason.String,
			Valid: report.RejectReason.Valid,
		},
		CreatedAt: report.CreatedAt.Time,
		CompletedAt: ValidTime{
			Value: report.CompletedAt.Time,
			Valid: report.CompletedAt.Valid,
		},
	}, nil
}

func ConvertDBReportRequestList(reports []dbgen.ReportRequest) ([]ReportRequest, error) {
	result := make([]ReportRequest, len(reports))
	var err error
	for i, request := range reports {
		result[i], err = ConvertDBReportRequest(request)
		if err != nil {
			return nil, err
		}
	}
	return result, nil
}

func ConvertDBReportRequestDetail(report dbgen.ReportRequestDetail) (ReportRequestDetail, error) {
	parsedMetadataJSON, err := ParseReportMetadataJSON(report.Metadata)
	if err != nil {
		return ReportRequestDetail{}, fmt.Errorf("failed to parse report metadata: %w", err)
	}

	return ReportRequestDetail{
		ID: report.ID,
		CompanyID: ValidInt64{
			Value: report.CompanyID.Int64,
			Valid: report.CompanyID.Valid,
		},
		CompanyName: ValidString{
			Value: report.CompanyName.String,
			Valid: report.CompanyName.Valid,
		},
		CompanySlug: ValidString{
			Value: report.CompanySlug.String,
			Valid: report.CompanySlug.Valid,
		},
		RequestedBy: ValidInt64{
			Value: report.RequestedBy.Int64,
			Valid: report.RequestedBy.Valid,
		},
		RequesterFirstName: ValidString{
			Value: report.RequesterFirstName.String,
			Valid: report.RequesterFirstName.Valid,
		},
		RequesterLastName: ValidString{
			Value: report.RequesterLastName.String,
			Valid: report.RequesterLastName.Valid,
		},
		FilePath: ValidString{
			Value: report.FilePath.String,
			Valid: report.FilePath.Valid,
		},
		Type:     ReportRequestType(report.Type),
		Status:   ReportRequestStatus(report.Status),
		Metadata: parsedMetadataJSON,
		RejectReason: ValidString{
			Value: report.RejectReason.String,
			Valid: report.RejectReason.Valid,
		},
		CreatedAt: report.CreatedAt.Time,
		CompletedAt: ValidTime{
			Value: report.CompletedAt.Time,
			Valid: report.CompletedAt.Valid,
		},
	}, nil
}

func ConvertDBReportRequestDetailList(reports []dbgen.ReportRequestDetail) ([]ReportRequestDetail, error) {
	result := make([]ReportRequestDetail, len(reports))
	var err error
	for i, request := range reports {
		result[i], err = ConvertDBReportRequestDetail(request)
		if err != nil {
			return nil, err
		}
	}
	return result, nil
}

func ConvertReportRequest(request ReportRequest) ReportRequestRes {
	var res ReportRequestRes

	if request.RequestedBy.Valid {
		res.RequestedBy = &request.RequestedBy.Value
	}

	if request.CompanyID.Valid {
		res.CompanyID = &request.CompanyID.Value
	}

	if request.FilePath.Valid {
		res.FilePath = &request.FilePath.Value
	}

	if request.RejectReason.Valid {
		res.RejectReason = &request.RejectReason.Value
	}

	if request.CompletedAt.Valid {
		str := request.CompletedAt.Value.Format(time.RFC3339)
		res.CompletedAt = &str
	}

	res.ID = request.ID
	res.Type = request.Type
	res.Status = string(request.Status)
	res.Metadata = request.Metadata
	res.CreatedAt = request.CreatedAt

	return res
}

func ConvertReportRequestList(requests []ReportRequest) []ReportRequestRes {
	result := make([]ReportRequestRes, len(requests))
	for i, request := range requests {
		result[i] = ConvertReportRequest(request)
	}
	return result
}

func ConvertReportRequestDetail(request ReportRequestDetail) ReportRequestDetailRes {
	var res ReportRequestDetailRes

	if request.RequestedBy.Valid {
		res.RequestedBy = &request.RequestedBy.Value
	}
	if request.RequesterFirstName.Valid {
		res.RequesterFirstName = &request.RequesterFirstName.Value
	}
	if request.RequesterLastName.Valid {
		res.RequesterLastName = &request.RequesterLastName.Value
	}
	if request.CompanyID.Valid {
		res.CompanyID = &request.CompanyID.Value
	}
	if request.CompanyName.Valid {
		res.CompanyName = &request.CompanyName.Value
	}
	if request.CompanySlug.Valid {
		res.CompanySlug = &request.CompanySlug.Value
	}
	if request.FilePath.Valid {
		res.FilePath = &request.FilePath.Value
	}
	if request.RejectReason.Valid {
		res.RejectReason = &request.RejectReason.Value
	}

	if request.CompletedAt.Valid {
		str := request.CompletedAt.Value.Format(time.RFC3339)
		res.CompletedAt = &str
	}

	res.ID = request.ID
	res.Type = request.Type
	res.Status = string(request.Status)
	res.Metadata = request.Metadata
	res.CreatedAt = request.CreatedAt

	return res
}

func ConvertReportRequestDetailList(requests []ReportRequestDetail) []ReportRequestDetailRes {
	result := make([]ReportRequestDetailRes, len(requests))
	for i, request := range requests {
		result[i] = ConvertReportRequestDetail(request)
	}
	return result
}