reifydb_function/text/
format_bytes_si.rs1use reifydb_core::value::column::data::ColumnData;
5use reifydb_type::value::{constraint::bytes::MaxBytes, container::utf8::Utf8Container, r#type::Type};
6
7use super::format_bytes::{format_bytes_internal, process_decimal_column, process_float_column, process_int_column};
8use crate::{
9 ScalarFunction, ScalarFunctionContext,
10 error::{ScalarFunctionError, ScalarFunctionResult},
11 propagate_options,
12};
13
14const SI_UNITS: [&str; 6] = ["B", "KB", "MB", "GB", "TB", "PB"];
15
16pub struct FormatBytesSi;
18
19impl FormatBytesSi {
20 pub fn new() -> Self {
21 Self
22 }
23}
24
25impl ScalarFunction for FormatBytesSi {
26 fn scalar(&self, ctx: ScalarFunctionContext) -> ScalarFunctionResult<ColumnData> {
27 if let Some(result) = propagate_options(self, &ctx) {
28 return result;
29 }
30
31 let columns = ctx.columns;
32 let row_count = ctx.row_count;
33
34 if columns.len() != 1 {
35 return Err(ScalarFunctionError::ArityMismatch {
36 function: ctx.fragment.clone(),
37 expected: 1,
38 actual: columns.len(),
39 });
40 }
41
42 let column = columns.get(0).unwrap();
43
44 match &column.data() {
45 ColumnData::Int1(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
46 ColumnData::Int2(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
47 ColumnData::Int4(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
48 ColumnData::Int8(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
49 ColumnData::Uint1(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
50 ColumnData::Uint2(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
51 ColumnData::Uint4(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
52 ColumnData::Uint8(container) => process_int_column!(container, row_count, 1000.0, &SI_UNITS),
53 ColumnData::Float4(container) => process_float_column!(container, row_count, 1000.0, &SI_UNITS),
54 ColumnData::Float8(container) => process_float_column!(container, row_count, 1000.0, &SI_UNITS),
55 ColumnData::Decimal {
56 container,
57 ..
58 } => {
59 process_decimal_column!(container, row_count, 1000.0, &SI_UNITS)
60 }
61 other => Err(ScalarFunctionError::InvalidArgumentType {
62 function: ctx.fragment.clone(),
63 argument_index: 0,
64 expected: vec![
65 Type::Int1,
66 Type::Int2,
67 Type::Int4,
68 Type::Int8,
69 Type::Uint1,
70 Type::Uint2,
71 Type::Uint4,
72 Type::Uint8,
73 Type::Float4,
74 Type::Float8,
75 Type::Decimal,
76 ],
77 actual: other.get_type(),
78 }),
79 }
80 }
81
82 fn return_type(&self, _input_types: &[Type]) -> Type {
83 Type::Utf8
84 }
85}