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use super::{ArrowPrimitiveType, DataType, IntervalUnit, TimeUnit};
use crate::datatypes::delta::shift_months;
use chrono::{Duration, NaiveDate};
use half::f16;
use std::ops::{Add, Sub};
#[derive(Debug)]
pub struct BooleanType {}
impl BooleanType {
pub const DATA_TYPE: DataType = DataType::Boolean;
}
macro_rules! make_type {
($name:ident, $native_ty:ty, $data_ty:expr) => {
#[derive(Debug)]
pub struct $name {}
impl ArrowPrimitiveType for $name {
type Native = $native_ty;
const DATA_TYPE: DataType = $data_ty;
}
};
}
make_type!(Int8Type, i8, DataType::Int8);
make_type!(Int16Type, i16, DataType::Int16);
make_type!(Int32Type, i32, DataType::Int32);
make_type!(Int64Type, i64, DataType::Int64);
make_type!(UInt8Type, u8, DataType::UInt8);
make_type!(UInt16Type, u16, DataType::UInt16);
make_type!(UInt32Type, u32, DataType::UInt32);
make_type!(UInt64Type, u64, DataType::UInt64);
make_type!(Float16Type, f16, DataType::Float16);
make_type!(Float32Type, f32, DataType::Float32);
make_type!(Float64Type, f64, DataType::Float64);
make_type!(
TimestampSecondType,
i64,
DataType::Timestamp(TimeUnit::Second, None)
);
make_type!(
TimestampMillisecondType,
i64,
DataType::Timestamp(TimeUnit::Millisecond, None)
);
make_type!(
TimestampMicrosecondType,
i64,
DataType::Timestamp(TimeUnit::Microsecond, None)
);
make_type!(
TimestampNanosecondType,
i64,
DataType::Timestamp(TimeUnit::Nanosecond, None)
);
make_type!(Date32Type, i32, DataType::Date32);
make_type!(Date64Type, i64, DataType::Date64);
make_type!(Time32SecondType, i32, DataType::Time32(TimeUnit::Second));
make_type!(
Time32MillisecondType,
i32,
DataType::Time32(TimeUnit::Millisecond)
);
make_type!(
Time64MicrosecondType,
i64,
DataType::Time64(TimeUnit::Microsecond)
);
make_type!(
Time64NanosecondType,
i64,
DataType::Time64(TimeUnit::Nanosecond)
);
make_type!(
IntervalYearMonthType,
i32,
DataType::Interval(IntervalUnit::YearMonth)
);
make_type!(
IntervalDayTimeType,
i64,
DataType::Interval(IntervalUnit::DayTime)
);
make_type!(
IntervalMonthDayNanoType,
i128,
DataType::Interval(IntervalUnit::MonthDayNano)
);
make_type!(
DurationSecondType,
i64,
DataType::Duration(TimeUnit::Second)
);
make_type!(
DurationMillisecondType,
i64,
DataType::Duration(TimeUnit::Millisecond)
);
make_type!(
DurationMicrosecondType,
i64,
DataType::Duration(TimeUnit::Microsecond)
);
make_type!(
DurationNanosecondType,
i64,
DataType::Duration(TimeUnit::Nanosecond)
);
pub trait ArrowDictionaryKeyType: ArrowPrimitiveType {}
impl ArrowDictionaryKeyType for Int8Type {}
impl ArrowDictionaryKeyType for Int16Type {}
impl ArrowDictionaryKeyType for Int32Type {}
impl ArrowDictionaryKeyType for Int64Type {}
impl ArrowDictionaryKeyType for UInt8Type {}
impl ArrowDictionaryKeyType for UInt16Type {}
impl ArrowDictionaryKeyType for UInt32Type {}
impl ArrowDictionaryKeyType for UInt64Type {}
pub trait ArrowTemporalType: ArrowPrimitiveType {}
impl ArrowTemporalType for TimestampSecondType {}
impl ArrowTemporalType for TimestampMillisecondType {}
impl ArrowTemporalType for TimestampMicrosecondType {}
impl ArrowTemporalType for TimestampNanosecondType {}
impl ArrowTemporalType for Date32Type {}
impl ArrowTemporalType for Date64Type {}
impl ArrowTemporalType for Time32SecondType {}
impl ArrowTemporalType for Time32MillisecondType {}
impl ArrowTemporalType for Time64MicrosecondType {}
impl ArrowTemporalType for Time64NanosecondType {}
impl ArrowTemporalType for DurationSecondType {}
impl ArrowTemporalType for DurationMillisecondType {}
impl ArrowTemporalType for DurationMicrosecondType {}
impl ArrowTemporalType for DurationNanosecondType {}
pub trait ArrowTimestampType: ArrowTemporalType {
fn get_time_unit() -> TimeUnit;
}
impl ArrowTimestampType for TimestampSecondType {
fn get_time_unit() -> TimeUnit {
TimeUnit::Second
}
}
impl ArrowTimestampType for TimestampMillisecondType {
fn get_time_unit() -> TimeUnit {
TimeUnit::Millisecond
}
}
impl ArrowTimestampType for TimestampMicrosecondType {
fn get_time_unit() -> TimeUnit {
TimeUnit::Microsecond
}
}
impl ArrowTimestampType for TimestampNanosecondType {
fn get_time_unit() -> TimeUnit {
TimeUnit::Nanosecond
}
}
impl IntervalYearMonthType {
pub fn make_value(
years: i32,
months: i32,
) -> <IntervalYearMonthType as ArrowPrimitiveType>::Native {
years * 12 + months
}
pub fn to_months(i: <IntervalYearMonthType as ArrowPrimitiveType>::Native) -> i32 {
i
}
}
impl IntervalDayTimeType {
pub fn make_value(
days: i32,
millis: i32,
) -> <IntervalDayTimeType as ArrowPrimitiveType>::Native {
let m = millis as u64 & u32::MAX as u64;
let d = (days as u64 & u32::MAX as u64) << 32;
(m | d) as <IntervalDayTimeType as ArrowPrimitiveType>::Native
}
pub fn to_parts(
i: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
) -> (i32, i32) {
let days = (i >> 32) as i32;
let ms = i as i32;
(days, ms)
}
}
impl IntervalMonthDayNanoType {
pub fn make_value(
months: i32,
days: i32,
nanos: i64,
) -> <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native {
let m = months as u128 & u32::MAX as u128;
let d = (days as u128 & u32::MAX as u128) << 32;
let n = (nanos as u128) << 64;
(m | d | n) as <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native
}
pub fn to_parts(
i: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
) -> (i32, i32, i64) {
let nanos = (i >> 64) as i64;
let days = (i >> 32) as i32;
let months = i as i32;
(months, days, nanos)
}
}
impl Date32Type {
pub fn to_naive_date(i: <Date32Type as ArrowPrimitiveType>::Native) -> NaiveDate {
let epoch = NaiveDate::from_ymd(1970, 1, 1);
epoch.add(Duration::days(i as i64))
}
pub fn from_naive_date(d: NaiveDate) -> <Date32Type as ArrowPrimitiveType>::Native {
let epoch = NaiveDate::from_ymd(1970, 1, 1);
d.sub(epoch).num_days() as <Date32Type as ArrowPrimitiveType>::Native
}
pub fn add_year_months(
date: <Date32Type as ArrowPrimitiveType>::Native,
delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
) -> <Date32Type as ArrowPrimitiveType>::Native {
let prior = Date32Type::to_naive_date(date);
let months = IntervalYearMonthType::to_months(delta);
let posterior = shift_months(prior, months);
Date32Type::from_naive_date(posterior)
}
pub fn add_day_time(
date: <Date32Type as ArrowPrimitiveType>::Native,
delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
) -> <Date32Type as ArrowPrimitiveType>::Native {
let (days, ms) = IntervalDayTimeType::to_parts(delta);
let res = Date32Type::to_naive_date(date);
let res = res.add(Duration::days(days as i64));
let res = res.add(Duration::milliseconds(ms as i64));
Date32Type::from_naive_date(res)
}
pub fn add_month_day_nano(
date: <Date32Type as ArrowPrimitiveType>::Native,
delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
) -> <Date32Type as ArrowPrimitiveType>::Native {
let (months, days, nanos) = IntervalMonthDayNanoType::to_parts(delta);
let res = Date32Type::to_naive_date(date);
let res = shift_months(res, months);
let res = res.add(Duration::days(days as i64));
let res = res.add(Duration::nanoseconds(nanos));
Date32Type::from_naive_date(res)
}
}
impl Date64Type {
pub fn to_naive_date(i: <Date64Type as ArrowPrimitiveType>::Native) -> NaiveDate {
let epoch = NaiveDate::from_ymd(1970, 1, 1);
epoch.add(Duration::milliseconds(i as i64))
}
pub fn from_naive_date(d: NaiveDate) -> <Date64Type as ArrowPrimitiveType>::Native {
let epoch = NaiveDate::from_ymd(1970, 1, 1);
d.sub(epoch).num_milliseconds() as <Date64Type as ArrowPrimitiveType>::Native
}
pub fn add_year_months(
date: <Date64Type as ArrowPrimitiveType>::Native,
delta: <IntervalYearMonthType as ArrowPrimitiveType>::Native,
) -> <Date64Type as ArrowPrimitiveType>::Native {
let prior = Date64Type::to_naive_date(date);
let months = IntervalYearMonthType::to_months(delta);
let posterior = shift_months(prior, months);
Date64Type::from_naive_date(posterior)
}
pub fn add_day_time(
date: <Date64Type as ArrowPrimitiveType>::Native,
delta: <IntervalDayTimeType as ArrowPrimitiveType>::Native,
) -> <Date64Type as ArrowPrimitiveType>::Native {
let (days, ms) = IntervalDayTimeType::to_parts(delta);
let res = Date64Type::to_naive_date(date);
let res = res.add(Duration::days(days as i64));
let res = res.add(Duration::milliseconds(ms as i64));
Date64Type::from_naive_date(res)
}
pub fn add_month_day_nano(
date: <Date64Type as ArrowPrimitiveType>::Native,
delta: <IntervalMonthDayNanoType as ArrowPrimitiveType>::Native,
) -> <Date64Type as ArrowPrimitiveType>::Native {
let (months, days, nanos) = IntervalMonthDayNanoType::to_parts(delta);
let res = Date64Type::to_naive_date(date);
let res = shift_months(res, months);
let res = res.add(Duration::days(days as i64));
let res = res.add(Duration::nanoseconds(nanos));
Date64Type::from_naive_date(res)
}
}