package logic

import (
	"context"
	"errors"

	"juwan-backend/app/community/rpc/internal/svc"
	"juwan-backend/app/community/rpc/pb"

	"github.com/zeromicro/go-zero/core/logx"
)

type AddPostsLogic struct {
	ctx    context.Context
	svcCtx *svc.ServiceContext
	logx.Logger
}

func NewAddPostsLogic(ctx context.Context, svcCtx *svc.ServiceContext) *AddPostsLogic {
	return &AddPostsLogic{
		ctx:    ctx,
		svcCtx: svcCtx,
		Logger: logx.WithContext(ctx),
	}
}

// -----------------------posts-----------------------
func (l *AddPostsLogic) AddPosts(in *pb.AddPostsReq) (*pb.AddPostsResp, error) {
	if in.GetAuthorId() <= 0 {
		return nil, errors.New("authorId is required")
	}
	if in.GetTitle() == "" {
		return nil, errors.New("title is required")
	}
	if in.GetContent() == "" {
		return nil, errors.New("content is required")
	}

	store := l.svcCtx.Store
	store.Mu.Lock()
	defer store.Mu.Unlock()

	now := nowUnix(in.GetCreatedAt())
	post := &pb.Posts{
		Id:            store.NextPost(),
		AuthorId:      in.GetAuthorId(),
		AuthorRole:    in.GetAuthorRole(),
		Title:         in.GetTitle(),
		Content:       in.GetContent(),
		Images:        append([]string(nil), in.GetImages()...),
		Tags:          append([]string(nil), in.GetTags()...),
		LinkedOrderId: in.GetLinkedOrderId(),
		QuotedPostId:  in.GetQuotedPostId(),
		LikeCount:     0,
		CommentCount:  0,
		Pinned:        in.GetPinned(),
		SearchText:    in.GetTitle() + " " + in.GetContent(),
		CreatedAt:     now,
		UpdatedAt:     now,
	}
	if post.AuthorRole == "" {
		post.AuthorRole = "consumer"
	}
	store.Posts[post.Id] = post

	return &pb.AddPostsResp{}, nil
}