package mrktplaats

import (
	"context"
	"fmt"
	"net/url"
)

// MyAccountService handles the seller dashboard and profile updates.
type MyAccountService struct {
	t *transport
}

// MyAd is a listing owned by the authenticated user.
type MyAd struct {
	ItemID       string `json:"itemId"`
	Title        string `json:"title"`
	Status       string `json:"status"`
	PriceInCents int    `json:"priceInCents"`
}

// MyAdTab describes a tab in the seller's ad dashboard.
type MyAdTab struct {
	Title  string `json:"title"`
	Count  int    `json:"count"`
	Status string `json:"status"`
}

// MyAdsResponse is the response from listing the seller's own ads.
type MyAdsResponse struct {
	MyAds          []MyAd   `json:"myAds"`
	MyAdsTotalCount int     `json:"myAdsTotalCount"`
	Tabs           []MyAdTab `json:"tabs"`
}

// MyAdsOptions configures a my-ads list request.
type MyAdsOptions struct {
	Status string // "active", "inactive", "sold"
	Offset int
	Limit  int
	Counts bool
}

// MyAds returns the authenticated user's own listings.
func (s *MyAccountService) MyAds(ctx context.Context, opts *MyAdsOptions) (*MyAdsResponse, error) {
	params := url.Values{}
	if opts != nil {
		if opts.Status != "" {
			params.Set("status", opts.Status)
		}
		if opts.Offset > 0 {
			params.Set("offset", fmt.Sprintf("%d", opts.Offset))
		}
		if opts.Limit > 0 {
			params.Set("limit", fmt.Sprintf("%d", opts.Limit))
		}
		if opts.Counts {
			params.Set("counts", "true")
		}
	}
	var resp MyAdsResponse
	if err := s.t.get(ctx, "/app/my-account/v3/myads", params, &resp); err != nil {
		return nil, err
	}
	return &resp, nil
}

// UpdateProfileRequest defines fields to update on the user profile.
type UpdateProfileRequest struct {
	Name                  string `json:"name"`
	PhoneNumber           string `json:"phoneNumber"`
	Postcode              string `json:"postcode"`
	NdfcDeclarationStatus string `json:"ndfcDeclarationStatus"`
}

// UpdateProfile updates the authenticated user's profile.
func (s *MyAccountService) UpdateProfile(ctx context.Context, req *UpdateProfileRequest) error {
	return s.t.postJSON(ctx, "/app/my-account/profile/v2/user-info/user", nil, nil, req, nil)
}

// DeleteAdReason indicates why the authenticated user is removing a listing.
type DeleteAdReason int

const (
	DeleteReasonSoldOnTweedehands DeleteAdReason = 1
	DeleteReasonSoldElsewhere     DeleteAdReason = 2
	DeleteReasonNotSelling        DeleteAdReason = 3
	DeleteReasonOther             DeleteAdReason = 4
)

// DeleteAds removes one or more of the authenticated user's listings.
// reason 4 (DeleteReasonOther) is the generic deletion reason.
func (s *MyAccountService) DeleteAds(ctx context.Context, itemIDs []string, reason DeleteAdReason) error {
	body := struct {
		ItemIDs []string `json:"itemIds"`
		Reason  int      `json:"reason"`
	}{
		ItemIDs: itemIDs,
		Reason:  int(reason),
	}
	return s.t.deleteJSON(ctx, "/app/my-account/v3/myads", nil, body, nil)
}