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reifydb_routine/function/text/
format_bytes_si.rs

1// SPDX-License-Identifier: Apache-2.0
2// Copyright (c) 2025 ReifyDB
3
4use reifydb_core::value::column::{ColumnWithName, buffer::ColumnBuffer, columns::Columns};
5use reifydb_type::value::{constraint::bytes::MaxBytes, container::utf8::Utf8Container, r#type::Type};
6
7use crate::{
8	function::text::format_bytes::{
9		format_bytes_internal, process_decimal_column, process_float_column, process_int_column,
10	},
11	routine::{Function, FunctionKind, Routine, RoutineInfo, context::FunctionContext, error::RoutineError},
12};
13
14const SI_UNITS: [&str; 6] = ["B", "KB", "MB", "GB", "TB", "PB"];
15
16pub struct FormatBytesSi {
17	info: RoutineInfo,
18}
19
20impl Default for FormatBytesSi {
21	fn default() -> Self {
22		Self::new()
23	}
24}
25
26impl FormatBytesSi {
27	pub fn new() -> Self {
28		Self {
29			info: RoutineInfo::new("text::format_bytes_si"),
30		}
31	}
32}
33
34impl<'a> Routine<FunctionContext<'a>> for FormatBytesSi {
35	fn info(&self) -> &RoutineInfo {
36		&self.info
37	}
38
39	fn return_type(&self, _input_types: &[Type]) -> Type {
40		Type::Utf8
41	}
42
43	fn execute(&self, ctx: &mut FunctionContext<'a>, args: &Columns) -> Result<Columns, RoutineError> {
44		if args.len() != 1 {
45			return Err(RoutineError::FunctionArityMismatch {
46				function: ctx.fragment.clone(),
47				expected: 1,
48				actual: args.len(),
49			});
50		}
51
52		let column = &args[0];
53		let (data, bitvec) = column.unwrap_option();
54		let row_count = data.len();
55
56		let result_data = match data {
57			ColumnBuffer::Int1(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
58			ColumnBuffer::Int2(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
59			ColumnBuffer::Int4(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
60			ColumnBuffer::Int8(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
61			ColumnBuffer::Uint1(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
62			ColumnBuffer::Uint2(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
63			ColumnBuffer::Uint4(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
64			ColumnBuffer::Uint8(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
65			ColumnBuffer::Float4(container) => {
66				process_float_column!(container, row_count, 1000.0, &SI_UNITS)
67			}
68			ColumnBuffer::Float8(container) => {
69				process_float_column!(container, row_count, 1000.0, &SI_UNITS)
70			}
71			ColumnBuffer::Decimal {
72				container,
73				..
74			} => {
75				process_decimal_column!(container, row_count, 1000.0, &SI_UNITS)
76			}
77			other => {
78				return Err(RoutineError::FunctionInvalidArgumentType {
79					function: ctx.fragment.clone(),
80					argument_index: 0,
81					expected: vec![
82						Type::Int1,
83						Type::Int2,
84						Type::Int4,
85						Type::Int8,
86						Type::Uint1,
87						Type::Uint2,
88						Type::Uint4,
89						Type::Uint8,
90						Type::Float4,
91						Type::Float8,
92						Type::Decimal,
93					],
94					actual: other.get_type(),
95				});
96			}
97		};
98
99		let final_data = match bitvec {
100			Some(bv) => ColumnBuffer::Option {
101				inner: Box::new(result_data),
102				bitvec: bv.clone(),
103			},
104			None => result_data,
105		};
106		Ok(Columns::new(vec![ColumnWithName::new(ctx.fragment.clone(), final_data)]))
107	}
108}
109
110impl Function for FormatBytesSi {
111	fn kinds(&self) -> &[FunctionKind] {
112		&[FunctionKind::Scalar]
113	}
114}