global: one big snapshot

crates/brk_structs/src/structs/dollars.rs

@@ -0,0 +1,360 @@
+use std::{
+    cmp::Ordering,
+    f64,
+    ops::{Add, AddAssign, Div, Mul},
+};
+
+use brk_vecs::{CheckedSub, StoredCompressed};
+use derive_deref::Deref;
+use serde::{Deserialize, Serialize};
+use zerocopy_derive::{FromBytes, Immutable, IntoBytes, KnownLayout};
+
+use super::{Bitcoin, Cents, Close, High, Sats, StoredF32, StoredF64};
+
+#[derive(
+    Debug,
+    Default,
+    Clone,
+    Copy,
+    Deref,
+    FromBytes,
+    Immutable,
+    IntoBytes,
+    KnownLayout,
+    Serialize,
+    Deserialize,
+    StoredCompressed,
+)]
+pub struct Dollars(f64);
+
+impl Dollars {
+    pub const ZERO: Self = Self(0.0);
+    pub const NAN: Self = Self(f64::NAN);
+
+    pub const fn mint(dollars: f64) -> Self {
+        Self(dollars)
+    }
+
+    pub fn round_nearest_cent(self) -> Self {
+        Dollars((self.0 * 100.0).round() / 100.0)
+    }
+
+    pub fn round_to_4_digits(self) -> Self {
+        Self::from(Cents::from(self).round_to_4_digits())
+    }
+}
+
+impl From<f32> for Dollars {
+    fn from(value: f32) -> Self {
+        Self(value as f64)
+    }
+}
+
+impl From<f64> for Dollars {
+    fn from(value: f64) -> Self {
+        Self(value)
+    }
+}
+
+impl From<Cents> for Dollars {
+    fn from(value: Cents) -> Self {
+        Self(f64::from(value) / 100.0)
+    }
+}
+
+impl From<Dollars> for f32 {
+    fn from(value: Dollars) -> Self {
+        value.0 as f32
+    }
+}
+
+impl From<Dollars> for f64 {
+    fn from(value: Dollars) -> Self {
+        value.0
+    }
+}
+
+impl From<Close<Dollars>> for Dollars {
+    fn from(value: Close<Dollars>) -> Self {
+        Self(value.0)
+    }
+}
+
+impl From<High<Dollars>> for Dollars {
+    fn from(value: High<Dollars>) -> Self {
+        Self(value.0)
+    }
+}
+
+impl From<usize> for Dollars {
+    fn from(value: usize) -> Self {
+        Self(value as f64)
+    }
+}
+
+impl Add for Dollars {
+    type Output = Self;
+    fn add(self, rhs: Self) -> Self::Output {
+        Self::from(Cents::from(self) + Cents::from(rhs))
+    }
+}
+
+impl Div<Dollars> for Dollars {
+    type Output = StoredF64;
+    fn div(self, rhs: Dollars) -> Self::Output {
+        if self.is_nan() || rhs == Dollars::ZERO {
+            StoredF64::NAN
+        } else {
+            StoredF64::from(f64::from(self) / f64::from(rhs))
+        }
+    }
+}
+
+impl Div<Close<Dollars>> for Dollars {
+    type Output = StoredF64;
+    fn div(self, rhs: Close<Dollars>) -> Self::Output {
+        if self.is_nan() || *rhs == Dollars::ZERO {
+            StoredF64::NAN
+        } else {
+            StoredF64::from(f64::from(self) / f64::from(*rhs))
+        }
+    }
+}
+
+impl Div<Dollars> for Close<Dollars> {
+    type Output = StoredF64;
+    fn div(self, rhs: Dollars) -> Self::Output {
+        if self.is_nan() || rhs == Dollars::ZERO {
+            StoredF64::NAN
+        } else {
+            StoredF64::from(f64::from(*self) / f64::from(rhs))
+        }
+    }
+}
+
+impl Div<usize> for Dollars {
+    type Output = Self;
+    fn div(self, rhs: usize) -> Self::Output {
+        if self.is_nan() || rhs == 0 {
+            Dollars::NAN
+        } else {
+            Self::from(Cents::from(self) / rhs)
+        }
+    }
+}
+
+impl Div<StoredF64> for Dollars {
+    type Output = Self;
+    fn div(self, rhs: StoredF64) -> Self::Output {
+        self / f64::from(rhs)
+    }
+}
+
+impl Div<f64> for Dollars {
+    type Output = Self;
+    fn div(self, rhs: f64) -> Self::Output {
+        if self.is_nan() || rhs == 0.0 {
+            Dollars::NAN
+        } else {
+            Dollars::from(Cents::from(Self::from(self.0 / rhs)))
+        }
+    }
+}
+
+impl Div<Bitcoin> for Dollars {
+    type Output = Self;
+    fn div(self, rhs: Bitcoin) -> Self::Output {
+        if self.is_nan() {
+            self
+        } else {
+            Self(f64::from(self) / f64::from(rhs))
+        }
+    }
+}
+
+impl Mul<Dollars> for Dollars {
+    type Output = Self;
+    fn mul(self, rhs: Dollars) -> Self::Output {
+        Self::from(Cents::from(self) * Cents::from(rhs))
+    }
+}
+
+impl Mul<Close<Dollars>> for Dollars {
+    type Output = Self;
+    fn mul(self, rhs: Close<Dollars>) -> Self::Output {
+        Self::from(Cents::from(self) * Cents::from(*rhs))
+    }
+}
+
+impl Mul<Dollars> for Close<Dollars> {
+    type Output = Dollars;
+    fn mul(self, rhs: Dollars) -> Self::Output {
+        Dollars::from(Cents::from(*self) * Cents::from(rhs))
+    }
+}
+
+impl Mul<usize> for Close<Dollars> {
+    type Output = Dollars;
+    fn mul(self, rhs: usize) -> Self::Output {
+        Dollars::from(Cents::from(*self) * rhs)
+    }
+}
+
+impl Mul<StoredF64> for Close<Dollars> {
+    type Output = Dollars;
+    fn mul(self, rhs: StoredF64) -> Self::Output {
+        *self * rhs
+    }
+}
+
+impl Mul<f64> for Dollars {
+    type Output = Dollars;
+    fn mul(self, rhs: f64) -> Self::Output {
+        if rhs.fract() != 0.0 {
+            Self::from(self.0 * rhs)
+        } else {
+            self * rhs as i64
+        }
+    }
+}
+
+impl Mul<Bitcoin> for Dollars {
+    type Output = Self;
+    fn mul(self, rhs: Bitcoin) -> Self::Output {
+        self * Sats::from(rhs)
+    }
+}
+
+impl Mul<Bitcoin> for Close<Dollars> {
+    type Output = Dollars;
+    fn mul(self, rhs: Bitcoin) -> Self::Output {
+        *self * Sats::from(rhs)
+    }
+}
+
+impl Mul<Sats> for Dollars {
+    type Output = Self;
+    fn mul(self, rhs: Sats) -> Self::Output {
+        if self.is_nan() {
+            self
+        } else {
+            Self::from(Cents::from(
+                u128::from(rhs) * u128::from(Cents::from(self)) / Sats::ONE_BTC_U128,
+            ))
+        }
+    }
+}
+
+impl Mul<StoredF32> for Dollars {
+    type Output = Self;
+    fn mul(self, rhs: StoredF32) -> Self::Output {
+        self * *rhs as f64
+    }
+}
+
+impl Mul<StoredF64> for Dollars {
+    type Output = Self;
+    fn mul(self, rhs: StoredF64) -> Self::Output {
+        self * *rhs
+    }
+}
+
+impl Mul<i64> for Dollars {
+    type Output = Self;
+    fn mul(self, rhs: i64) -> Self::Output {
+        Self::from(Cents::from(self) * rhs)
+    }
+}
+
+impl Mul<usize> for Dollars {
+    type Output = Self;
+    fn mul(self, rhs: usize) -> Self::Output {
+        if self.is_nan() {
+            self
+        } else {
+            Self::from(Cents::from(self) * rhs)
+        }
+    }
+}
+
+impl From<u128> for Dollars {
+    fn from(value: u128) -> Self {
+        Self::from(Cents::from(value))
+    }
+}
+
+impl From<StoredF64> for Dollars {
+    fn from(value: StoredF64) -> Self {
+        Self(*value)
+    }
+}
+
+impl From<Close<Dollars>> for u128 {
+    fn from(value: Close<Dollars>) -> Self {
+        u128::from(*value)
+    }
+}
+
+impl From<Dollars> for u128 {
+    fn from(value: Dollars) -> Self {
+        u128::from(Cents::from(value))
+    }
+}
+
+impl AddAssign for Dollars {
+    fn add_assign(&mut self, rhs: Self) {
+        *self = Dollars::from(Cents::from(*self) + Cents::from(rhs));
+    }
+}
+
+impl CheckedSub for Dollars {
+    fn checked_sub(self, rhs: Self) -> Option<Self> {
+        if self.is_nan() {
+            Some(self)
+        } else {
+            Cents::from(self)
+                .checked_sub(Cents::from(rhs))
+                .map(Dollars::from)
+        }
+    }
+}
+
+impl CheckedSub<usize> for Dollars {
+    fn checked_sub(self, rhs: usize) -> Option<Self> {
+        Some(Dollars::from(
+            Cents::from(self).checked_sub(Cents::from(rhs)).unwrap(),
+        ))
+    }
+}
+
+impl PartialEq for Dollars {
+    fn eq(&self, other: &Self) -> bool {
+        match (self.0.is_nan(), other.0.is_nan()) {
+            (true, true) => true,
+            (true, false) => false,
+            (false, true) => false,
+            (false, false) => self.0 == other.0,
+        }
+    }
+}
+
+impl Eq for Dollars {}
+
+#[allow(clippy::derive_ord_xor_partial_ord)]
+impl PartialOrd for Dollars {
+    fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
+        Some(self.cmp(other))
+    }
+}
+
+#[allow(clippy::derive_ord_xor_partial_ord)]
+impl Ord for Dollars {
+    fn cmp(&self, other: &Self) -> Ordering {
+        match (self.0.is_nan(), other.0.is_nan()) {
+            (true, true) => Ordering::Equal,
+            (true, false) => Ordering::Less,
+            (false, true) => Ordering::Greater,
+            (false, false) => self.0.partial_cmp(&other.0).unwrap(),
+        }
+    }
+}