package models

import (
	"encoding/json"
	"history-api/internal/dtos/response"
	"history-api/pkg/constants"
	"time"
)

type SubmissionEntity struct {
	ID                 string               `json:"id"`
	ProjectID          string               `json:"project_id"`
	CommitID           string               `json:"commit_id"`
	UserID             string               `json:"user_id"`
	CreatedAt          *time.Time           `json:"created_at"`
	Status             constants.StatusType `json:"status"`
	ReviewedBy         *string              `json:"reviewed_by"`
	ReviewedAt         *time.Time           `json:"reviewed_at"`
	ReviewNote         *string              `json:"review_note"`
	Content            *string              `json:"content"`
	IsDeleted          bool                 `json:"is_deleted"`
	ProjectTitle       string               `json:"project_title"`
	ProjectDescription *string              `json:"project_description"`
	User               *UserSimpleEntity    `json:"user"`
	Reviewer           *UserSimpleEntity    `json:"reviewer"`
}

func (s *SubmissionEntity) ParseUser(data []byte) error {
	if len(data) == 0 || string(data) == "null" {
		s.User = nil
		return nil
	}
	return json.Unmarshal(data, &s.User)
}

func (s *SubmissionEntity) ParseReviewer(data []byte) error {
	if len(data) == 0 || string(data) == "null" {
		s.Reviewer = nil
		return nil
	}
	return json.Unmarshal(data, &s.Reviewer)
}

func (s *SubmissionEntity) ToResponse() *response.SubmissionResponse {
	if s == nil {
		return nil
	}

	return &response.SubmissionResponse{
		ID:                 s.ID,
		ProjectID:          s.ProjectID,
		CommitID:           s.CommitID,
		UserID:             s.UserID,
		CreatedAt:          s.CreatedAt,
		Status:             s.Status.String(),
		ReviewedBy:         s.ReviewedBy,
		ReviewedAt:         s.ReviewedAt,
		ReviewNote:         s.ReviewNote,
		Content:            s.Content,
		ProjectTitle:       s.ProjectTitle,
		ProjectDescription: s.ProjectDescription,
		User:               s.User.ToResponse(),
		Reviewer:           s.Reviewer.ToResponse(),
	}
}

func SubmissionsEntityToResponse(submissions []*SubmissionEntity) []*response.SubmissionResponse {
	out := make([]*response.SubmissionResponse, 0)
	if submissions == nil {
		return out
	}
	for _, submission := range submissions {
		if submission == nil {
			continue
		}
		out = append(out, submission.ToResponse())
	}
	return out
}