use std::{
fmt::{self, Debug},
ops::Deref,
result::Result as StdResult,
};
use serde::{Deserialize, Deserializer, Serialize, Serializer};
use crate::{
Result,
storage::{Cow, DataBitVec, DataVec, Storage},
util::cowvec::CowVec,
value::Value,
};
pub struct AnyContainer<S: Storage = Cow> {
data: S::Vec<Box<Value>>,
}
impl<S: Storage> Clone for AnyContainer<S> {
fn clone(&self) -> Self {
Self {
data: self.data.clone(),
}
}
}
impl<S: Storage> Debug for AnyContainer<S>
where
S::Vec<Box<Value>>: Debug,
{
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_struct("AnyContainer").field("data", &self.data).finish()
}
}
impl<S: Storage> PartialEq for AnyContainer<S>
where
S::Vec<Box<Value>>: PartialEq,
{
fn eq(&self, other: &Self) -> bool {
self.data == other.data
}
}
impl Serialize for AnyContainer<Cow> {
fn serialize<Ser: Serializer>(&self, serializer: Ser) -> StdResult<Ser::Ok, Ser::Error> {
#[derive(Serialize)]
struct Helper<'a> {
data: &'a CowVec<Box<Value>>,
}
Helper {
data: &self.data,
}
.serialize(serializer)
}
}
impl<'de> Deserialize<'de> for AnyContainer<Cow> {
fn deserialize<D: Deserializer<'de>>(deserializer: D) -> StdResult<Self, D::Error> {
#[derive(Deserialize)]
struct Helper {
data: CowVec<Box<Value>>,
}
let h = Helper::deserialize(deserializer)?;
Ok(AnyContainer {
data: h.data,
})
}
}
impl<S: Storage> Deref for AnyContainer<S> {
type Target = [Box<Value>];
fn deref(&self) -> &Self::Target {
self.data.as_slice()
}
}
impl AnyContainer<Cow> {
pub fn new(data: Vec<Box<Value>>) -> Self {
Self {
data: CowVec::new(data),
}
}
pub fn with_capacity(capacity: usize) -> Self {
Self {
data: CowVec::with_capacity(capacity),
}
}
pub fn from_vec(data: Vec<Box<Value>>) -> Self {
Self {
data: CowVec::new(data),
}
}
}
impl<S: Storage> AnyContainer<S> {
pub fn from_parts(data: S::Vec<Box<Value>>) -> Self {
Self {
data,
}
}
pub fn len(&self) -> usize {
DataVec::len(&self.data)
}
pub fn capacity(&self) -> usize {
DataVec::capacity(&self.data)
}
pub fn is_empty(&self) -> bool {
DataVec::is_empty(&self.data)
}
pub fn clear(&mut self) {
DataVec::clear(&mut self.data);
}
pub fn push(&mut self, value: Box<Value>) {
DataVec::push(&mut self.data, value);
}
pub fn push_default(&mut self) {
DataVec::push(&mut self.data, Box::new(Value::none()));
}
pub fn get(&self, index: usize) -> Option<&Value> {
if index < self.len() {
DataVec::get(&self.data, index).map(Box::as_ref)
} else {
None
}
}
pub fn is_defined(&self, idx: usize) -> bool {
idx < self.len()
}
pub fn is_fully_defined(&self) -> bool {
true
}
pub fn data(&self) -> &S::Vec<Box<Value>> {
&self.data
}
pub fn data_mut(&mut self) -> &mut S::Vec<Box<Value>> {
&mut self.data
}
pub fn as_string(&self, index: usize) -> String {
if index < self.len() {
format!("{}", self.data[index])
} else {
"none".to_string()
}
}
pub fn get_value(&self, index: usize) -> Value {
if index < self.len() {
Value::Any(self.data[index].clone())
} else {
Value::none()
}
}
pub fn none_count(&self) -> usize {
0
}
pub fn take(&self, num: usize) -> Self {
Self {
data: DataVec::take(&self.data, num),
}
}
pub fn filter(&mut self, mask: &S::BitVec) {
let mut new_data = DataVec::spawn(&self.data, DataBitVec::count_ones(mask));
for (i, keep) in DataBitVec::iter(mask).enumerate() {
if keep && i < self.len() {
DataVec::push(&mut new_data, self.data[i].clone());
}
}
self.data = new_data;
}
pub fn reorder(&mut self, indices: &[usize]) {
let mut new_data = DataVec::spawn(&self.data, indices.len());
for &idx in indices {
if idx < self.len() {
DataVec::push(&mut new_data, self.data[idx].clone());
} else {
DataVec::push(&mut new_data, Box::new(Value::none()));
}
}
self.data = new_data;
}
pub fn extend(&mut self, other: &Self) -> Result<()> {
DataVec::extend_iter(&mut self.data, other.data.iter().cloned());
Ok(())
}
}