package database

import (
	"context"
	"errors"

	"git.anthrove.art/Anthrove/otter-space-sdk/v5/internal/utils"
	otterError "git.anthrove.art/Anthrove/otter-space-sdk/v5/pkg/error"
	"git.anthrove.art/Anthrove/otter-space-sdk/v5/pkg/models"
	log "github.com/sirupsen/logrus"
	"go.opentelemetry.io/otel/attribute"
	"gorm.io/gorm"
)

func CreatePoolPost(ctx context.Context, poolID models.PoolID, postID models.PostID, orderPosition int) (models.PoolPost, error) {
	ctx, span, localLogger := utils.SetupTracing(ctx, tracer, "CreatePoolPost")
	defer span.End()

	localLogger = localLogger.WithFields(log.Fields{
		"pool_id": poolID,
		"post_id": postID,
	})

	span.SetAttributes(
		attribute.String("pool_id", string(poolID)),
		attribute.String("post_id", string(postID)),
	)

	utils.HandleEvent(span, localLogger, "Starting poolPost creation")

	if client == nil {
		return models.PoolPost{}, utils.HandleError(ctx, span, localLogger, &otterError.Database{Reason: otterError.DatabaseIsNotConnected})
	}

	if len(poolID) == 0 {
		return models.PoolPost{}, utils.HandleError(ctx, span, localLogger, &otterError.EntityValidationFailed{Reason: otterError.PoolIDIsEmpty})
	}

	if len(poolID) != 25 {
		return models.PoolPost{}, utils.HandleError(ctx, span, localLogger, &otterError.EntityValidationFailed{Reason: otterError.PoolIDIsWrongLength})
	}

	if len(postID) == 0 {
		return models.PoolPost{}, utils.HandleError(ctx, span, localLogger, &otterError.EntityValidationFailed{Reason: otterError.PostIDIsEmpty})
	}

	if len(postID) != 25 {
		return models.PoolPost{}, utils.HandleError(ctx, span, localLogger, &otterError.EntityValidationFailed{Reason: otterError.PostIDIsWrongLength})
	}

	poolPost := models.PoolPost{
		PoolID:        poolID,
		PostID:        postID,
		OrderPosition: orderPosition,
	}

	result := client.WithContext(ctx).Create(&poolPost)
	if result.Error != nil {
		if errors.Is(result.Error, gorm.ErrDuplicatedKey) {
			return models.PoolPost{}, utils.HandleError(ctx, span, localLogger, &otterError.Database{Reason: otterError.DuplicateKey})
		}
		return models.PoolPost{}, utils.HandleError(ctx, span, localLogger, result.Error)
	}

	utils.HandleEvent(span, localLogger, "poolPost created successfully")
	return poolPost, nil
}

func DeletePoolPost(ctx context.Context, poolID models.PoolID, postID models.PostID) error {
	ctx, span, localLogger := utils.SetupTracing(ctx, tracer, "DeletePoolPost")
	defer span.End()

	localLogger = localLogger.WithFields(log.Fields{
		"pool_id": poolID,
		"post_id": postID,
	})

	span.SetAttributes(
		attribute.String("pool_id", string(poolID)),
		attribute.String("post_id", string(postID)),
	)

	utils.HandleEvent(span, localLogger, "Starting delete poolPost")

	var poolPost models.PoolPost

	if client == nil {
		return utils.HandleError(ctx, span, localLogger, &otterError.Database{Reason: otterError.DatabaseIsNotConnected})
	}

	if len(poolID) == 0 {
		return utils.HandleError(ctx, span, localLogger, &otterError.EntityValidationFailed{Reason: otterError.PoolIDIsEmpty})
	}

	if len(poolID) != 25 {
		return utils.HandleError(ctx, span, localLogger, &otterError.EntityValidationFailed{Reason: otterError.PoolIDIsWrongLength})
	}

	if len(postID) == 0 {
		return utils.HandleError(ctx, span, localLogger, &otterError.EntityValidationFailed{Reason: otterError.PostIDIsEmpty})
	}

	if len(postID) != 25 {
		return utils.HandleError(ctx, span, localLogger, &otterError.EntityValidationFailed{Reason: otterError.PostIDIsWrongLength})
	}

	result := client.WithContext(ctx).Delete(&poolPost, "pool_id = ? AND post_id = ?", poolID, postID)
	if result.Error != nil {
		if errors.Is(result.Error, gorm.ErrRecordNotFound) {
			return utils.HandleError(ctx, span, localLogger, &otterError.Database{Reason: otterError.NoDataFound})
		}
		return utils.HandleError(ctx, span, localLogger, result.Error)
	}

	utils.HandleEvent(span, localLogger, "poolPost deleted successfully")
	return nil
}