package domain

import (
	"encoding/json"
	"strings"
	"time"
)

const SCUMRewardDeliverCommandType = "reward.deliver"
const SCUMGiftNotificationCommandType = "player.notify"

type SCUMGiftItemDefinition struct {
	Key             string
	Label           string
	MaximumQuantity int
}
type SCUMGiftItemCatalog struct {
	GameVersion string
	Items       []SCUMGiftItemDefinition
}

func ParseSCUMGiftItemCatalog(content string) (SCUMGiftItemCatalog, bool) {
	var catalog struct {
		GameVersion string `json:"gameVersion"`
		Items       []struct {
			Key             string `json:"key"`
			Label           string `json:"label"`
			MaximumQuantity int    `json:"maximumQuantity"`
		} `json:"items"`
	}
	if json.Unmarshal([]byte(content), &catalog) != nil || strings.TrimSpace(catalog.GameVersion) == "" || len(catalog.Items) == 0 {
		return SCUMGiftItemCatalog{}, false
	}
	result := SCUMGiftItemCatalog{GameVersion: catalog.GameVersion, Items: make([]SCUMGiftItemDefinition, 0, len(catalog.Items))}
	seen := map[string]struct{}{}
	for _, item := range catalog.Items {
		if strings.TrimSpace(item.Key) == "" || strings.TrimSpace(item.Label) == "" || item.MaximumQuantity < 1 {
			return SCUMGiftItemCatalog{}, false
		}
		if _, ok := seen[item.Key]; ok {
			return SCUMGiftItemCatalog{}, false
		}
		seen[item.Key] = struct{}{}
		result.Items = append(result.Items, SCUMGiftItemDefinition{Key: item.Key, Label: item.Label, MaximumQuantity: item.MaximumQuantity})
	}
	return result, true
}

type GameGiftItem struct {
	CatalogItemKey string
	Label          string
	Quantity       int
}
type GameGiftCatalog struct {
	ID               string
	ServerInstanceID string
	Name             string
	GameVersion      string
	DraftItems       []GameGiftItem
	LatestRevisionID string
	CreatedBy        string
	UpdatedAt        time.Time
	CreatedAt        time.Time
}
type GameGiftRevision struct {
	ID               string
	CatalogID        string
	ServerInstanceID string
	Revision         int
	GameVersion      string
	Items            []GameGiftItem
	PublishedBy      string
	PublishedAt      time.Time
}
type GameGiftGrantStatus string

const (
	GameGiftGrantPendingApproval    GameGiftGrantStatus = "pending-approval"
	GameGiftGrantQueued             GameGiftGrantStatus = "queued"
	GameGiftGrantDelivered          GameGiftGrantStatus = "delivered"
	GameGiftGrantNotificationFailed GameGiftGrantStatus = "notification_failed"
	GameGiftGrantFailed             GameGiftGrantStatus = "failed"
	GameGiftGrantUnknown            GameGiftGrantStatus = "unknown"
)

type GameGiftGrant struct {
	ID                    string
	ServerInstanceID      string
	CatalogID             string
	RevisionID            string
	RevisionNumber        int
	GameVersion           string
	Items                 []GameGiftItem
	GamePlayerRecordID    string
	GamePlayerID          string
	PlayerDisplayName     string
	Notice                string
	IdempotencyKey        string
	RequesterID           string
	ApproverID            string
	Status                GameGiftGrantStatus
	DeliveryCommandID     string
	NotificationCommandID string
	DeliverySummary       string
	NotificationSummary   string
	CreatedAt             time.Time
	ApprovedAt            time.Time
	CompletedAt           time.Time
	UpdatedAt             time.Time
}
type GameGiftCatalogFilter struct {
	ServerInstanceID string
	Limit            int
}
type GameGiftRevisionFilter struct {
	CatalogID        string
	ServerInstanceID string
	Limit            int
}
type GameGiftGrantFilter struct {
	ServerInstanceID   string
	GamePlayerRecordID string
	IdempotencyKey     string
	Limit              int
}
type GameGiftCatalogRequest struct {
	ID          string
	Name        string
	GameVersion string
	Items       []GameGiftItem
}
type GameGiftGrantRequest struct {
	RevisionID         string
	GamePlayerRecordID string
	Notice             string
	IdempotencyKey     string
}

func CopyGameGiftItems(items []GameGiftItem) []GameGiftItem {
	return append([]GameGiftItem(nil), items...)
}
func CopyGameGiftCatalog(value GameGiftCatalog) GameGiftCatalog {
	value.DraftItems = CopyGameGiftItems(value.DraftItems)
	return value
}
func CopyGameGiftRevision(value GameGiftRevision) GameGiftRevision {
	value.Items = CopyGameGiftItems(value.Items)
	return value
}
func CopyGameGiftGrant(value GameGiftGrant) GameGiftGrant {
	value.Items = CopyGameGiftItems(value.Items)
	return value
}