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200 changes: 76 additions & 124 deletions wren-core-base/manifest-macro/src/lib.rs
Original file line number Diff line number Diff line change
Expand Up @@ -47,11 +47,11 @@ pub fn manifest(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStr
#[serde(default)]
pub relationships: Vec<Arc<Relationship>>,
#[serde(default)]
pub metrics: Vec<Arc<Metric>>,
#[serde(default)]
pub views: Vec<Arc<View>>,
#[serde(default)]
pub data_source: Option<DataSource>,
#[serde(default)]
pub cubes: Vec<Arc<Cube>>,
}

fn default_layout_version() -> u32 {
Expand Down Expand Up @@ -185,7 +185,6 @@ pub fn column(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStrea
#[serde_as]
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Hash)]
#[serde(rename_all = "camelCase")]
#[allow(deprecated)]
pub struct Column {
pub name: String,
pub r#type: String,
Expand All @@ -200,10 +199,6 @@ pub fn column(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStrea
pub expression: Option<String>,
#[serde(default, with = "bool_from_int")]
pub is_hidden: bool,
#[deprecated]
pub rls: Option<RowLevelSecurity>,
#[deprecated]
pub cls: Option<ColumnLevelSecurity>,
pub column_level_access_control: Option<Arc<ColumnLevelAccessControl>>,
}
};
Expand Down Expand Up @@ -269,47 +264,37 @@ pub fn join_type(python_binding: proc_macro::TokenStream) -> proc_macro::TokenSt
proc_macro::TokenStream::from(expanded)
}

/// This macro generates a struct for `Metric`
/// If python_binding is true, it will generate a `pyclass` attribute
/// This macro generates a struct for `Measure` (part of a Cube).
/// If python_binding is true, it will generate a `pyclass` attribute.
#[proc_macro]
pub fn metric(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStream {
pub fn measure(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStream {
let input = parse_macro_input!(python_binding as LitBool);
let python_binding = if input.value {
quote! {
#[pyclass]
}
quote! { #[pyclass] }
} else {
quote! {}
};

let expanded = quote! {
#python_binding
#[serde_as]
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Hash)]
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Hash, Clone)]
#[serde(rename_all = "camelCase")]
pub struct Metric {
pub struct Measure {
pub name: String,
pub base_object: String,
pub dimension: Vec<Arc<Column>>,
pub measure: Vec<Arc<Column>>,
pub time_grain: Vec<TimeGrain>,
#[serde(default, with = "bool_from_int")]
pub cached: bool,
pub refresh_time: Option<String>,
pub expression: String,
pub r#type: String,
}
};
proc_macro::TokenStream::from(expanded)
}

/// This macro generates a struct for `TimeGrain`
/// If python_binding is true, it will generate a `pyclass` attribute
/// This macro generates a struct for `CubeDimension` (a grouping attribute in a Cube).
/// If python_binding is true, it will generate a `pyclass` attribute.
#[proc_macro]
pub fn time_grain(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStream {
pub fn cube_dimension(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStream {
let input = parse_macro_input!(python_binding as LitBool);
let python_binding = if input.value {
quote! {
#[pyclass]
}
quote! { #[pyclass] }
} else {
quote! {}
};
Expand All @@ -318,38 +303,84 @@ pub fn time_grain(python_binding: proc_macro::TokenStream) -> proc_macro::TokenS
#python_binding
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Hash, Clone)]
#[serde(rename_all = "camelCase")]
pub struct TimeGrain {
pub struct CubeDimension {
pub name: String,
pub ref_column: String,
pub date_parts: Vec<TimeUnit>,
pub expression: String,
pub r#type: String,
}
};
proc_macro::TokenStream::from(expanded)
}

/// This macro generates an enum for `TimeUnit`
/// If python_binding is true, it will generate a `pyclass` attribute
/// This macro generates a struct for `TimeDimension` (a date/timestamp column in a Cube).
/// If python_binding is true, it will generate a `pyclass` attribute.
#[proc_macro]
pub fn time_unit(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStream {
pub fn time_dimension(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStream {
let input = parse_macro_input!(python_binding as LitBool);
let python_binding = if input.value {
quote! {
#[pyclass(eq, eq_int)]
}
quote! { #[pyclass] }
} else {
quote! {}
};

let expanded = quote! {
#python_binding
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Hash, Clone)]
pub enum TimeUnit {
Year,
Month,
Day,
Hour,
Minute,
Second,
#[serde(rename_all = "camelCase")]
pub struct TimeDimension {
pub name: String,
pub expression: String,
pub r#type: String,
}
};
proc_macro::TokenStream::from(expanded)
}

/// This macro generates a struct for `Cube` — the first-class MDL analytical type.
/// Hierarchies use `BTreeMap` (sorted keys) so `Hash` is implemented manually
/// rather than derived (`BTreeMap` does not implement `Hash`).
/// If python_binding is true, it will generate a `pyclass` attribute.
#[proc_macro]
pub fn cube(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStream {
let input = parse_macro_input!(python_binding as LitBool);
let python_binding = if input.value {
quote! { #[pyclass] }
} else {
quote! {}
};

let expanded = quote! {
#python_binding
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Clone)]
#[serde(rename_all = "camelCase")]
pub struct Cube {
pub name: String,
pub base_object: String,
#[serde(default)]
pub measures: Vec<std::sync::Arc<Measure>>,
#[serde(default)]
pub dimensions: Vec<std::sync::Arc<CubeDimension>>,
#[serde(default)]
pub time_dimensions: Vec<std::sync::Arc<TimeDimension>>,
/// Ordered drill-down paths: coarsest to finest dimension names.
/// Uses `BTreeMap` so key iteration is deterministic.
#[serde(default)]
pub hierarchies: std::collections::BTreeMap<String, Vec<String>>,
}

impl std::hash::Hash for Cube {
fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
self.name.hash(state);
self.base_object.hash(state);
self.measures.hash(state);
self.dimensions.hash(state);
self.time_dimensions.hash(state);
// BTreeMap iterates in sorted key order — consistent with its PartialEq impl.
for (k, v) in &self.hierarchies {
k.hash(state);
v.hash(state);
}
}
}
};
proc_macro::TokenStream::from(expanded)
Expand Down Expand Up @@ -471,85 +502,6 @@ pub fn session_property(python_binding: proc_macro::TokenStream) -> proc_macro::
proc_macro::TokenStream::from(expanded)
}

#[proc_macro]
#[deprecated]
pub fn row_level_security(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStream {
let input = parse_macro_input!(python_binding as LitBool);
let python_binding = if input.value {
quote! {
#[pyclass]
}
} else {
quote! {}
};
let expanded = quote! {
#python_binding
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Hash)]
#[deprecated]
pub struct RowLevelSecurity {
pub name: String,
#[allow(deprecated)]
pub operator: RowLevelOperator,
}
};
proc_macro::TokenStream::from(expanded)
}

#[proc_macro]
#[deprecated]
pub fn row_level_operator(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStream {
let input = parse_macro_input!(python_binding as LitBool);
let python_binding = if input.value {
quote! {
#[pyclass(eq, eq_int)]
}
} else {
quote! {}
};
let expanded = quote! {
#python_binding
#[deprecated]
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Hash, Clone, Copy)]
#[serde(rename_all = "SCREAMING_SNAKE_CASE")]
pub enum RowLevelOperator {
Equals,
NotEquals,
GreaterThan,
LessThan,
GreaterThanOrEquals,
LessThanOrEquals,
IN,
NotIn,
LIKE,
NotLike,
}
};
proc_macro::TokenStream::from(expanded)
}

#[proc_macro]
#[deprecated]
pub fn column_level_security(python_binding: proc_macro::TokenStream) -> proc_macro::TokenStream {
let input = parse_macro_input!(python_binding as LitBool);
let python_binding = if input.value {
quote! {
#[pyclass]
}
} else {
quote! {}
};
let expanded = quote! {
#python_binding
#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, Hash)]
pub struct ColumnLevelSecurity {
pub name: String,
pub operator: ColumnLevelOperator,
pub threshold: NormalizedExpr,
}
};
proc_macro::TokenStream::from(expanded)
}

#[proc_macro]
pub fn column_level_access_control(
python_binding: proc_macro::TokenStream,
Expand Down
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