Blog/Post/post_contract.go

130 lines
3 KiB
Go
Executable file

package Post
import (
"github.com/nspcc-dev/neo-go/pkg/interop/iterator"
"github.com/nspcc-dev/neo-go/pkg/interop/native/std"
"github.com/nspcc-dev/neo-go/pkg/interop/runtime"
"github.com/nspcc-dev/neo-go/pkg/interop/storage"
)
type Post struct {
postName string
text string
login string
likes int
dislikes int
id string
}
const (
lastIndex = "user_post_index"
id = "current_post_id"
comment_prefix = "comment_"
)
func NewPost(login string, text string, postName string) {
ctx := storage.GetContext()
updatePostId()
id := storage.Get(ctx, id).(int)
post_id := "post_" + std.Itoa10(id)
post := Post{
text: text,
login: login,
dislikes: 0,
likes: 0,
postName: postName,
id: post_id,
}
storage.Put(ctx, post.id, std.Serialize(post))
updatePostIndex(login)
lastPostIndex := storage.Get(ctx, login+lastIndex).(int)
storage.Put(ctx, login+"_p_"+std.Itoa10(lastPostIndex), post.id)
runtime.Log("BLIN BLINSKIY POST " + post.id + "--------" + login + "_p_" + std.Itoa10(lastPostIndex))
runtime.Log("AIDISHNIK " + storage.Get(ctx, post.id).(string))
}
func GetAllPosts() []Post {
posts := make([]Post, 0)
ctx := storage.GetReadOnlyContext()
runtime.Log("SUUUUUDAAAAAAAAAAAAAAAAA SUKA xyu")
it := storage.Find(ctx, "post", storage.ValuesOnly|storage.DeserializeValues)
for iterator.Next(it) {
post := iterator.Value(it).(Post)
runtime.Log("SUUUUUDAAAAAAAAAAAAAAAAA SUKA")
runtime.Log(string(std.Serialize(post)))
posts = append(posts, post)
}
return posts
}
func GetPost(postId string) Post {
ctx := storage.GetReadOnlyContext()
data := storage.Get(ctx, postId)
if data == nil {
panic("post not found")
}
return std.Deserialize(data.([]byte)).(Post)
}
func GetAllPostsByUser(login string) []Post {
ctx := storage.GetReadOnlyContext()
var postsByUser []Post = make([]Post, 0)
i := 1
n := getPostIndex(login)
runtime.Log("N NUM BLIN BLIN" + std.Itoa10(n))
for i < n+1 {
post_key := storage.Get(ctx, login+"_p_"+std.Itoa10(i)).(string)
runtime.Log("SUKA POSTKEY " + post_key)
post := storage.Get(ctx, post_key)
i++
postsByUser = append(postsByUser, std.Deserialize(post.([]byte)).(Post))
}
return postsByUser
}
func RatePost(isLike bool, postId string) {
ctx := storage.GetContext()
post := GetPost(postId)
if isLike {
post.likes++
} else {
post.dislikes++
}
storage.Put(ctx, post.id, std.Serialize(post))
}
func getPostIndex(userId string) int {
ctx := storage.GetContext()
index := storage.Get(ctx, userId+lastIndex)
if index == nil {
index = 0
}
return index.(int)
}
func updatePostIndex(userId string) {
ctx := storage.GetContext()
index := getPostIndex(userId)
storage.Put(ctx, userId+lastIndex, index+1)
}
func getPostId() int {
ctx := storage.GetContext()
current_id := storage.Get(ctx, id)
if current_id == nil {
current_id = 0
}
return current_id.(int)
}
func updatePostId() {
ctx := storage.GetContext()
cur_id := getPostId()
storage.Put(ctx, id, cur_id+1)
}