Struct pallet_posts::Post

pub struct Post<T: Trait> {
    pub id: PostId,
    pub created: WhoAndWhen<T>,
    pub updated: Option<WhoAndWhen<T>>,
    pub owner: T::AccountId,
    pub extension: PostExtension,
    pub space_id: Option<SpaceId>,
    pub content: Content,
    pub hidden: bool,
    pub replies_count: u16,
    pub hidden_replies_count: u16,
    pub shares_count: u16,
    pub upvotes_count: u16,
    pub downvotes_count: u16,
    pub score: i32,
}

Information about a post’s owner, its’ related space, content, and visibility.

Fields

id: PostId

Unique sequential identifier of a post. Examples of post ids: 1, 2, 3, and so on.

created: WhoAndWhen<T>

updated: Option<WhoAndWhen<T>>

owner: T::AccountId

The current owner of a given post.

extension: PostExtension

Through post extension you can provide specific information necessary for different kinds of posts such as regular posts, comments, and shared posts.

space_id: Option<SpaceId>

An id of a space which contains a given post.

content: Content

hidden: bool

Hidden field is used to recommend to end clients (web and mobile apps) that a particular posts and its’ comments should not be shown.

replies_count: u16

The total number of replies for a given post.

hidden_replies_count: u16

The number of hidden replies for a given post.

shares_count: u16

The number of times a given post has been shared.

upvotes_count: u16

The number of times a given post has been upvoted.

downvotes_count: u16

The number of times a given post has been downvoted.

score: i32

Implementations

impl<T: Trait> Post<T>

pub fn new(
    id: PostId,
    created_by: T::AccountId,
    space_id_opt: Option<SpaceId>,
    extension: PostExtension,
    content: Content
) -> Self

pub fn ensure_owner(&self, account: &T::AccountId) -> DispatchResult

pub fn is_owner(&self, account: &T::AccountId) -> bool

pub fn is_root_post(&self) -> bool

pub fn is_regular_post(&self) -> bool

pub fn is_comment(&self) -> bool

pub fn is_sharing_post(&self) -> bool

pub fn get_comment_ext(&self) -> Result<Comment, DispatchError>

pub fn get_shared_post_id(&self) -> Result<PostId, DispatchError>

pub fn get_root_post(&self) -> Result<Post<T>, DispatchError>

pub fn get_space_id(&self) -> Result<SpaceId, DispatchError>

pub fn try_get_space_id(&self) -> Option<SpaceId>

pub fn get_space(&self) -> Result<Space<T>, DispatchError>

pub fn try_get_space(&self) -> Option<Space<T>>

pub fn inc_replies(&mut self)

pub fn dec_replies(&mut self)

pub fn inc_hidden_replies(&mut self)

pub fn dec_hidden_replies(&mut self)

pub fn inc_shares(&mut self)

pub fn dec_shares(&mut self)

pub fn inc_upvotes(&mut self)

pub fn dec_upvotes(&mut self)

pub fn inc_downvotes(&mut self)

pub fn dec_downvotes(&mut self)

pub fn change_score(&mut self, diff: i16)

pub fn is_public(&self) -> bool

pub fn is_unlisted(&self) -> bool

Trait Implementations

impl<T: Clone + Trait> Clone for Post<T> where
    T::AccountId: Clone, 

fn clone(&self) -> Post<T>

Returns a copy of the value.

pub fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<T: Trait> Debug for Post<T> where
    T: Debug, 

fn fmt(&self, fmt: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<T: Trait> Decode for Post<T> where
    WhoAndWhen<T>: Decode,
    WhoAndWhen<T>: Decode,
    Option<WhoAndWhen<T>>: Decode,
    Option<WhoAndWhen<T>>: Decode,
    T::AccountId: Decode,
    T::AccountId: Decode, 

fn decode<__CodecInputEdqy: Input>(
    __codec_input_edqy: &mut __CodecInputEdqy
) -> Result<Self, Error>

Attempt to deserialise the value from input.

impl<T: Trait> Encode for Post<T> where
    WhoAndWhen<T>: Encode,
    WhoAndWhen<T>: Encode,
    Option<WhoAndWhen<T>>: Encode,
    Option<WhoAndWhen<T>>: Encode,
    T::AccountId: Encode,
    T::AccountId: Encode, 

fn encode_to<__CodecOutputEdqy: Output>(
    &self,
    __codec_dest_edqy: &mut __CodecOutputEdqy
)

Convert self to a slice and append it to the destination.

pub fn size_hint(&self) -> usize

If possible give a hint of expected size of the encoding.

pub fn encode(&self) -> Vec<u8, Global>

Convert self to an owned vector.

pub fn using_encoded<R, F>(&self, f: F) -> R where
    F: FnOnce(&[u8]) -> R, 

Convert self to a slice and then invoke the given closure with it.

impl<T: Trait> EncodeLike<Post<T>> for Post<T> where
    WhoAndWhen<T>: Encode,
    WhoAndWhen<T>: Encode,
    Option<WhoAndWhen<T>>: Encode,
    Option<WhoAndWhen<T>>: Encode,
    T::AccountId: Encode,
    T::AccountId: Encode, 

impl<T: Eq + Trait> Eq for Post<T> where
    T::AccountId: Eq, 

impl<T: Trait> From<Post<T>> for FlatPostKind

fn from(from: Post<T>) -> Self

Performs the conversion.

impl<T: Trait> From<Post<T>> for FlatPost<T::AccountId, T::BlockNumber>

fn from(from: Post<T>) -> Self

Performs the conversion.

impl<T: PartialEq + Trait> PartialEq<Post<T>> for Post<T> where
    T::AccountId: PartialEq, 

fn eq(&self, other: &Post<T>) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Post<T>) -> bool

This method tests for !=.

impl<T: Trait> StorageMap<u64, Post<T>> for PostById<T>

type Query = Option<Post<T>>

The type that get/take returns.

type Hasher = Twox64Concat

Hasher. Used for generating final key.

fn module_prefix() -> &'static [u8]

Module prefix. Used for generating final key.

fn storage_prefix() -> &'static [u8]

Storage prefix. Used for generating final key.

fn from_optional_value_to_query(v: Option<Post<T>>) -> Self::Query

Convert an optional value retrieved from storage to the type queried.

fn from_query_to_optional_value(v: Self::Query) -> Option<Post<T>>

Convert a query to an optional value into storage.

pub fn prefix_hash() -> Vec<u8, Global>

The full prefix; just the hash of module_prefix concatenated to the hash of storage_prefix.

pub fn storage_map_final_key<KeyArg>(key: KeyArg) -> Vec<u8, Global> where
    KeyArg: EncodeLike<K>, 

Generate the full key used in top storage.

impl<T: Trait> StoragePrefixedMap<Post<T>> for PostById<T>

fn module_prefix() -> &'static [u8]

Module prefix. Used for generating final key.

fn storage_prefix() -> &'static [u8]

Storage prefix. Used for generating final key.

pub fn final_prefix() -> [u8; 32]

Final full prefix that prefixes all keys.

pub fn remove_all()

Remove all value of the storage.

pub fn iter_values() -> PrefixIterator<Value>

Iter over all value of the storage.

pub fn translate_values<OldValue, F>(f: F) where
    F: Fn(OldValue) -> Option<Value>,
    OldValue: Decode, 

Translate the values of all elements by a function f, in the map in no particular order. By returning None from f for an element, you’ll remove it from the map.

impl<T: Trait> StructuralEq for Post<T>

impl<T: Trait> StructuralPartialEq for Post<T>