package listing

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

	"hfb_sys/backend/internal/auditlog"
)

type ListingDTO struct {
	ID                         uint64         `json:"id"`
	ListingNo                  string         `json:"listing_no"`
	AccountID                  uint64         `json:"account_id"`
	OwnerID                    uint64         `json:"owner_id"`
	OwnerPhone                 string         `json:"owner_phone,omitempty"`
	OwnerNickname              string         `json:"owner_nickname,omitempty"`
	SourceChannel              string         `json:"source_channel,omitempty"`
	IsExternalUpload           bool           `json:"is_external_upload"`
	Title                      string         `json:"title"`
	Description                string         `json:"description"`
	GameName                   string         `json:"game_name"`
	ServerRegion               string         `json:"server_region"`
	LoginPlatform              string         `json:"login_platform"`
	RankLevel                  string         `json:"rank_level"`
	HafCoinAmount              int64          `json:"haf_coin_amount"`
	AssetSummary               map[string]any `json:"asset_summary,omitempty"`
	ScreenshotURLS             []string       `json:"screenshot_urls"`
	CoverURL                   string         `json:"cover_url"`
	PriceCent                  int64          `json:"price_cent"`
	DepositAmountCent          int64          `json:"deposit_amount_cent"`
	IsAccelerated              bool           `json:"is_accelerated_sale"`
	InTransaction              bool           `json:"in_transaction"`
	Status                     string         `json:"status"`
	ReviewStatus               string         `json:"review_status"`
	HandoffMode                string         `json:"handoff_mode"`
	SettlementMode             string         `json:"settlement_mode"`
	ManagedAdminID             *uint64        `json:"managed_admin_id,omitempty"`
	ReviewReason               string         `json:"review_reason"`
	PublishedAt                *time.Time     `json:"published_at"`
	ListingGroupConversationID uint64         `json:"listing_group_conversation_id,omitempty"`
	CreatedAt                  time.Time      `json:"created_at"`
	UpdatedAt                  time.Time      `json:"updated_at"`
}

// PublicListingListItemDTO 是首页商品卡片的最小公开数据。
// 号主身份、账号内部 ID、审核和结算字段仅限号主或后台接口返回。
type PublicListingListItemDTO struct {
	ID                uint64         `json:"id"`
	ListingNo         string         `json:"listing_no"`
	Title             string         `json:"title"`
	GameName          string         `json:"game_name"`
	ServerRegion      string         `json:"server_region"`
	LoginPlatform     string         `json:"login_platform"`
	RankLevel         string         `json:"rank_level"`
	HafCoinAmount     int64          `json:"haf_coin_amount"`
	AssetSummary      map[string]any `json:"asset_summary,omitempty"`
	CoverURL          string         `json:"cover_url"`
	PriceCent         int64          `json:"price_cent"`
	DepositAmountCent int64          `json:"deposit_amount_cent"`
	IsAccelerated     bool           `json:"is_accelerated_sale"`
	PublishedAt       *time.Time     `json:"published_at,omitempty"`
	CreatedAt         time.Time      `json:"created_at"`
}

// PublicListingDetailDTO 是公开商品详情数据，不包含号主身份或运营内部状态。
type PublicListingDetailDTO struct {
	PublicListingListItemDTO
	Description    string   `json:"description"`
	ScreenshotURLS []string `json:"screenshot_urls"`
}

type CreateRequest struct {
	Title             string         `json:"title" binding:"required"`
	Description       string         `json:"description"`
	ServerRegion      string         `json:"server_region" binding:"required"`
	LoginPlatform     string         `json:"login_platform"`
	RankLevel         string         `json:"rank_level"`
	HafCoinAmount     int64          `json:"haf_coin_amount"`
	AssetSummary      map[string]any `json:"asset_summary"`
	ScreenshotURLS    []string       `json:"screenshot_urls"`
	PriceCent         int64          `json:"price_cent"`
	DepositAmountCent int64          `json:"deposit_amount_cent"`

	AgreedVirtualAssetSale bool `json:"agreed_virtual_asset_sale"`
	AgreedSellerAgreement  bool `json:"agreed_seller_agreement"`
}

type UpdateRequest = CreateRequest

type ReviewRequest struct {
	Reason string `json:"reason"`
}

type AdminPriceAdjustRequest struct {
	BuyerRatio          float64 `json:"buyer_ratio"`
	BuyerTotalPriceCent int64   `json:"buyer_total_price_cent"`
	Reason              string  `json:"reason"`
}

const (
	ExternalAdjustModeDiscountAmount = "discount_amount"
	ExternalAdjustModeSaleRatio      = "sale_ratio"
)

type AdminExternalListingAdjustRequest struct {
	HafCoinAmount      int64   `json:"haf_coin_amount" binding:"required,min=1"`
	AWMBullets         int     `json:"awm_bullets" binding:"min=0,max=1000000"`
	Level6Helmets      int     `json:"level6_helmets" binding:"min=0,max=1000000"`
	Level6Armor        int     `json:"level6_armor" binding:"min=0,max=1000000"`
	DepositAmountCent  int64   `json:"deposit_amount_cent" binding:"min=0"`
	AdjustMode         string  `json:"adjust_mode" binding:"required,oneof=discount_amount sale_ratio"`
	DiscountAmountCent int64   `json:"discount_amount_cent" binding:"min=0"`
	SaleRatio          float64 `json:"sale_ratio" binding:"min=0"`
	Reason             string  `json:"reason" binding:"required,max=255"`
}

type TransferOwnerRequest struct {
	TargetUserID uint64 `json:"target_user_id" binding:"required"`
	Reason       string `json:"reason"`
}

type AdminListQuery struct {
	OwnerID      uint64
	Keyword      string
	Status       string
	ReviewStatus string
	Insurance    []string
	Stamina      []string
	Load         []string
	SkinGroup    []string
	SkinName     []string
	MinCoin      *float64
	MaxCoin      *float64
	MinDeposit   *float64
	MaxDeposit   *float64
	Limit        int
	Page         int
	PageSize     int
}

type AdminListResult struct {
	Items    []ListingDTO `json:"items"`
	Total    int64        `json:"total"`
	Page     int          `json:"page"`
	PageSize int          `json:"page_size"`
}

type PublicListQuery struct {
	Page           int
	PageSize       int
	Keyword        string
	Sort           string
	Zone           string
	Server         []string
	Region         []string
	LoginMethod    []string
	Rank           []string
	Insurance      []string
	Stamina        []string
	Load           []string
	SkinGroup      []string
	SkinName       []string
	MinCoin        *float64
	MaxCoin        *float64
	MinRatio       *float64
	MaxRatio       *float64
	MinPrice       *float64
	MaxPrice       *float64
	MinDeposit     *float64
	MaxDeposit     *float64
	MinTotal       *float64
	MaxTotal       *float64
	MinFireLevel   *float64
	MaxFireLevel   *float64
	MinDailyLoss   *float64
	MaxDailyLoss   *float64
	MinSecretKD    *float64
	MaxSecretKD    *float64
	ResourceRanges map[string]NumberRange
}

type NumberRange struct {
	Min *float64
	Max *float64
}

type PublicListResult struct {
	Items      []PublicListingListItemDTO `json:"items"`
	Total      int64                      `json:"total"`
	Page       int                        `json:"page"`
	PageSize   int                        `json:"page_size"`
	ZoneCounts map[string]int64           `json:"zone_counts"`
}

type AdminActionRequest struct {
	Reason string `json:"reason" binding:"required"`
}

type AuditMeta = auditlog.Meta

type ExternalUploadRequest struct {
	UploadTime         int64           `json:"uploadTime"`
	UploaderName       string          `json:"uploaderName"`
	Uploaderame        string          `json:"uploaderame"`
	SourceChannel      string          `json:"sourceChannel"`
	SourceChannelSnake string          `json:"source_channel"`
	Data               json.RawMessage `json:"data"`
}

func (r ExternalUploadRequest) normalizedUploaderName() string {
	if name := strings.TrimSpace(r.UploaderName); name != "" {
		return name
	}
	return strings.TrimSpace(r.Uploaderame)
}

func (r ExternalUploadRequest) normalizedSourceChannel() string {
	if channel := normalizeExternalSourceChannel(r.SourceChannel); channel != "" {
		return channel
	}
	return normalizeExternalSourceChannel(r.SourceChannelSnake)
}

type ExternalAccountData struct {
	LoginMethod      string                   `json:"loginMethod"`
	Rank             string                   `json:"rank"`
	Level            int                      `json:"level"`
	SafeSlots        int                      `json:"safeSlots"`
	SecretKD         float64                  `json:"secretKD"`
	DailyLossM       float64                  `json:"dailyLossM"`
	Deposit          float64                  `json:"deposit"`
	BanRecord        string                   `json:"banRecord"`
	CommonRegion     string                   `json:"commonRegion"`
	ContactPhone     string                   `json:"contactPhone"`
	OwnerOnlineTime  string                   `json:"ownerOnlineTime"`
	Remark           string                   `json:"remark"`
	Currency         ExternalUploadCurrency   `json:"currency"`
	DailyConsumption ExternalDailyConsumption `json:"dailyConsumption"`
	Inventory        ExternalUploadInventory  `json:"inventory"`
}

type ExternalUploadCurrency struct {
	HafuCoin     float64 `json:"hafuCoin"`
	RecycleRatio float64 `json:"recycleRatio"`
	RecycleRent  float64 `json:"recycleRent"`
}

type ExternalDailyConsumption struct {
	Stamina int `json:"stamina"`
	Weight  int `json:"weight"`
}

type ExternalUploadInventory struct {
	AWMBullets    int      `json:"awmBullets"`
	Level6Helmets int      `json:"level6Helmets"`
	Level6Armor   int      `json:"level6Armor"`
	Skins         []string `json:"skins"`
}

type ExternalUploadMeta struct {
	IP         string
	UserAgent  string
	RawPayload []byte
}

type ExternalUploadResult struct {
	Index                      int    `json:"index"`
	ListingID                  uint64 `json:"listing_id,omitempty"`
	ListingNo                  string `json:"listing_no,omitempty"`
	AccountID                  uint64 `json:"account_id,omitempty"`
	ListingGroupConversationID uint64 `json:"listing_group_conversation_id,omitempty"`
	Status                     string `json:"status,omitempty"`
	ReviewStatus               string `json:"review_status,omitempty"`
	Error                      string `json:"error,omitempty"`
}

type ExternalUploadResponse struct {
	ListingID                  uint64                 `json:"listing_id,omitempty"`
	ListingNo                  string                 `json:"listing_no,omitempty"`
	AccountID                  uint64                 `json:"account_id,omitempty"`
	ListingGroupConversationID uint64                 `json:"listing_group_conversation_id,omitempty"`
	Status                     string                 `json:"status,omitempty"`
	ReviewStatus               string                 `json:"review_status,omitempty"`
	Total                      int                    `json:"total"`
	Success                    int                    `json:"success"`
	Failed                     int                    `json:"failed"`
	Items                      []ExternalUploadResult `json:"items,omitempty"`
}