bo4e_core/com/
offer_position.rs

1//! Offer position (Angebotsposition) component.
2
3use serde::{Deserialize, Serialize};
4
5use crate::traits::{Bo4eMeta, Bo4eObject};
6
7/// Position within an offer part.
8///
9/// Offers the individual components being offered. Example:
10/// - Position quantity: 4000 kWh
11/// - Position price: 24.56 ct/kWh
12/// - Position cost: 982.40 EUR
13///
14/// German: Angebotsposition
15///
16/// # Example
17///
18/// ```rust
19/// use bo4e_core::com::OfferPosition;
20///
21/// let position = OfferPosition {
22///     position_description: Some("Electricity supply".to_string()),
23///     ..Default::default()
24/// };
25/// ```
26#[derive(Debug, Clone, Default, PartialEq, Serialize, Deserialize)]
27#[serde(rename_all = "camelCase")]
28pub struct OfferPosition {
29    /// BO4E metadata
30    #[serde(flatten)]
31    pub meta: Bo4eMeta,
32
33    /// Description of the offer position (Positionsbezeichnung)
34    #[serde(skip_serializing_if = "Option::is_none")]
35    pub position_description: Option<String>,
36
37    // Note: The following fields would typically reference other COM types
38    // (Preis, Menge, Betrag) which will be added in a later epic.
39    // For now, we use simplified representations.
40    /// Position price value (simplified - Positionspreis)
41    #[serde(skip_serializing_if = "Option::is_none")]
42    pub position_price_value: Option<f64>,
43
44    /// Position quantity value (simplified - Positionsmenge)
45    #[serde(skip_serializing_if = "Option::is_none")]
46    pub position_quantity_value: Option<f64>,
47
48    /// Position cost value (simplified - Positionskosten)
49    #[serde(skip_serializing_if = "Option::is_none")]
50    pub position_cost_value: Option<f64>,
51}
52
53impl Bo4eObject for OfferPosition {
54    fn type_name_german() -> &'static str {
55        "Angebotsposition"
56    }
57
58    fn type_name_english() -> &'static str {
59        "OfferPosition"
60    }
61
62    fn meta(&self) -> &Bo4eMeta {
63        &self.meta
64    }
65
66    fn meta_mut(&mut self) -> &mut Bo4eMeta {
67        &mut self.meta
68    }
69}
70
71#[cfg(test)]
72mod tests {
73    use super::*;
74
75    #[test]
76    fn test_offer_position_default() {
77        let pos = OfferPosition::default();
78        assert!(pos.position_description.is_none());
79        assert!(pos.position_price_value.is_none());
80    }
81
82    #[test]
83    fn test_offer_position_serialize() {
84        let pos = OfferPosition {
85            position_description: Some("Electricity delivery".to_string()),
86            position_price_value: Some(24.56),
87            position_quantity_value: Some(4000.0),
88            position_cost_value: Some(982.40),
89            ..Default::default()
90        };
91
92        let json = serde_json::to_string(&pos).unwrap();
93        assert!(json.contains(r#""positionDescription":"Electricity delivery""#));
94        assert!(json.contains("24.56"));
95        assert!(json.contains("4000"));
96    }
97
98    #[test]
99    fn test_offer_position_roundtrip() {
100        let pos = OfferPosition {
101            meta: Bo4eMeta::with_type("Angebotsposition"),
102            position_description: Some("Gas supply".to_string()),
103            position_price_value: Some(0.08),
104            position_quantity_value: Some(10000.0),
105            position_cost_value: Some(800.0),
106        };
107
108        let json = serde_json::to_string(&pos).unwrap();
109        let parsed: OfferPosition = serde_json::from_str(&json).unwrap();
110        assert_eq!(pos, parsed);
111    }
112
113    #[test]
114    fn test_bo4e_object_impl() {
115        assert_eq!(OfferPosition::type_name_german(), "Angebotsposition");
116        assert_eq!(OfferPosition::type_name_english(), "OfferPosition");
117    }
118}
bo4e_core/com/offer_position.rs

bo4e_core/com/
offer_position.rs
