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use schemars::gen::{SchemaGenerator, SchemaSettings}; use schemars::JsonSchema; use serde::Serialize; use serde_json::Value; use crate::okapi3::{Example, Map, Parameter, ParameterStyle, ParameterValue}; #[derive(Debug, Clone)] pub struct QueryParamBuilder { param: Parameter, schema_generator: SchemaGenerator, } impl QueryParamBuilder { #[must_use] pub fn new<T: JsonSchema + Serialize>(name: String, example: Option<T>) -> Self { let mut schema_generator = SchemaGenerator::new(SchemaSettings::openapi3()); let example = if let Some(ex) = example { Some(serde_json::to_value(&ex).unwrap_or_default()) } else { None }; let param_name = name; let param_schema = ParameterValue::Schema { style: None, explode: None, allow_reserved: false, schema: Box::new(schema_generator.subschema_for::<T>().into()), example, examples: None, }; let param = Parameter { name: param_name, location: "query".to_owned(), description: None, required: false, deprecated: false, allow_empty_value: false, value: param_schema, extensions: std::collections::BTreeMap::new(), }; QueryParamBuilder { param, schema_generator, } } #[must_use] pub fn build(&self) -> Parameter { self.param.clone() } #[must_use] pub fn description(&self, description: String) -> Self { let mut me = self.clone(); me.param.description = Some(description); me } #[must_use] pub fn required(&self, required: bool) -> Self { let mut me = self.clone(); me.param.required = required; me } #[must_use] pub fn deprecated(&self, deprecated: bool) -> Self { let mut me = self.clone(); me.param.deprecated = deprecated; me } #[must_use] pub fn allow_empty_value(&self, allow_empty_value: bool) -> Self { let mut me = self.clone(); me.param.allow_empty_value = allow_empty_value; me } #[must_use] pub fn style(&self, style: ParameterStyle) -> Self { let mut me = self.clone(); if let ParameterValue::Schema { style: _s, explode: e, allow_reserved: a, schema: sc, example: ex, examples: exs, } = me.param.value { let ps = ParameterValue::Schema { style: Some(style), explode: e, allow_reserved: a, schema: sc, example: ex, examples: exs, }; me.param.value = ps; } me } #[must_use] pub fn explode(&self, explode: bool) -> Self { let mut me = self.clone(); if let ParameterValue::Schema { style: s, explode: _e, allow_reserved: a, schema: sc, example: ex, examples: exs, } = me.param.value { let ps = ParameterValue::Schema { style: s, explode: Some(explode), allow_reserved: a, schema: sc, example: ex, examples: exs, }; me.param.value = ps; } me } #[must_use] pub fn allow_reserved(&self, allow_reserved: bool) -> Self { let mut me = self.clone(); if let ParameterValue::Schema { style: s, explode: e, allow_reserved: _a, schema: sc, example: ex, examples: exs, } = me.param.value { let ps = ParameterValue::Schema { style: s, explode: e, allow_reserved, schema: sc, example: ex, examples: exs, }; me.param.value = ps; } me } #[must_use] pub fn example(&self, example: Value) -> Self { let mut me = self.clone(); if let ParameterValue::Schema { style: s, explode: e, allow_reserved: a, schema: sc, example: _ex, examples: exs, } = me.param.value { let ps = ParameterValue::Schema { style: s, explode: e, allow_reserved: a, schema: sc, example: Some(example), examples: exs, }; me.param.value = ps; } me } #[must_use] pub fn examples(&self, examples: Map<String, Example>) -> Self { let mut me = self.clone(); let examples = if examples.is_empty() { None } else { Some(examples) }; if let ParameterValue::Schema { style: s, explode: e, allow_reserved: a, schema: sc, example: ex, examples: _exs, } = me.param.value { let ps = ParameterValue::Schema { style: s, explode: e, allow_reserved: a, schema: sc, example: ex, examples, }; me.param.value = ps; } me } }