package resolvers

// This file will be automatically regenerated based on the schema, any resolver implementations
// will be copied through when generating and any unknown code will be moved to the end.

import (
	"context"
	"git.aiterp.net/stufflog/server/graph/loaders"

	"git.aiterp.net/stufflog/server/graph/graphcore"
	"git.aiterp.net/stufflog/server/models"
)

func (r *issueItemResolver) Issue(ctx context.Context, obj *models.IssueItem) (*models.Issue, error) {
	return loaders.IssueLoaderFromContext(ctx).Load(obj.IssueID)
}

func (r *issueItemResolver) Item(ctx context.Context, obj *models.IssueItem) (*models.Item, error) {
	return r.Database.Items().Find(ctx, obj.ItemID)
}

func (r *issueItemResolver) Remaining(ctx context.Context, obj *models.IssueItem) (int, error) {
	if obj.Acquired {
		return 0, nil
	}

	loader := loaders.LogsByIssueLoaderFromContext(ctx)
	logs, err := loader.Load(obj.IssueID)
	if err != nil {
		return 0, err
	}

	remaining := obj.Quantity
	for _, log := range logs {
		if item := log.Item(obj.ID); item != nil {
			remaining -= item.Amount
		}
	}

	return remaining, nil
}

// IssueItem returns graphcore.IssueItemResolver implementation.
func (r *Resolver) IssueItem() graphcore.IssueItemResolver { return &issueItemResolver{r} }

type issueItemResolver struct{ *Resolver }