package postgres

import (
	"context"
	"errors"
	"fmt"
	"git.dragse.it/anthrove/otter-space-sdk/pkg/models"
	log "github.com/sirupsen/logrus"
	"gorm.io/gorm"
)

func CreatePost(ctx context.Context, db *gorm.DB, anthrovePost *models.Post) error {
	err := db.WithContext(ctx).Create(&anthrovePost).Error
	if err != nil {
		return err
	}

	log.WithFields(log.Fields{
		"anthrove_post_id":     anthrovePost.ID,
		"anthrove_post_rating": anthrovePost.Rating,
	}).Trace("database: created anthrove post")

	return nil
}

func GetPostByAnthroveID(ctx context.Context, db *gorm.DB, anthrovePostID models.AnthrovePostID) (*models.Post, error) {
	if anthrovePostID == "" {
		return nil, fmt.Errorf("anthrovePostID is required")
	}

	var post models.Post
	err := db.WithContext(ctx).First(&post, "id = ?", anthrovePostID).Error
	if err != nil {
		return nil, err
	}

	return &post, nil
}

func GetPostByURL(ctx context.Context, db *gorm.DB, sourceURL string) (*models.Post, error) {
	var post models.Post
	err := db.WithContext(ctx).Raw(`SELECT p.id AS id, p.rating as rating FROM "Post" AS p INNER JOIN "PostReference" AS pr ON p.id = pr.post_id AND pr.url = $1 LIMIT 1`, sourceURL).First(&post).Error

	if err != nil {
		if errors.Is(err, gorm.ErrRecordNotFound) {
			return nil, nil
		}
		return nil, err
	}

	return &post, nil
}

func GetPostBySourceID(ctx context.Context, db *gorm.DB, sourceID models.AnthroveSourceID) (*models.Post, error) {
	var post models.Post
	err := db.WithContext(ctx).Raw(`SELECT p.id AS id, p.rating as rating FROM "Post" AS p INNER JOIN "PostReference" AS pr ON p.id = pr.post_id AND pr.source_id = $1 LIMIT 1`, sourceID).First(&post).Error

	if err != nil {
		if errors.Is(err, gorm.ErrRecordNotFound) {
			return nil, nil
		}
		return nil, err
	}

	return &post, nil
}