fhirkit 0.1.0

// @generated by fhirkit-gen from hl7.fhir.r4.core 4.0.1. Do not edit.
//! The FHIR R4 `Medication` resource.

#![allow(
    unused_imports,
    clippy::large_enum_variant,
    clippy::too_many_lines,
    clippy::doc_markdown
)]

use crate::decode::{
    choice_key, required, required_list, resource_type, Choice, Decoder, FhirJson, Obj, ObjWriter,
};
use crate::json::Json;
use crate::primitive::{Decimal, Kind, Primitive};
use crate::r4::*;

/// This resource is primarily used for the identification and definition of a medication for the purposes of prescribing, dispensing, and administering a medication as well as for making statements about medication use.
///
/// FHIR path: `Medication`.
#[cfg(feature = "clinical")]
#[derive(Debug, Clone, PartialEq, Default)]
pub struct Medication {
    /// `id` (0..1): Logical id of this artifact
    pub id: Option<String>,
    /// `meta` (0..1): Metadata about the resource
    pub meta: Option<Meta>,
    /// `implicitRules` (0..1): A set of rules under which this content was created
    pub implicit_rules: Option<Primitive<String>>,
    /// `language` (0..1): Language of the resource content
    pub language: Option<Primitive<String>>,
    /// `text` (0..1): Text summary of the resource, for human interpretation
    pub text: Option<Narrative>,
    /// `contained` (0..*): Contained, inline Resources
    pub contained: Vec<Resource>,
    /// `extension` (0..*): Additional content defined by implementations
    pub extension: Vec<Extension>,
    /// `modifierExtension` (0..*): Extensions that cannot be ignored
    pub modifier_extension: Vec<Extension>,
    /// `identifier` (0..*): Business identifier for this medication
    pub identifier: Vec<Identifier>,
    /// `code` (0..1): Codes that identify this medication
    pub code: Option<CodeableConcept>,
    /// `status` (0..1): active | inactive | entered-in-error
    pub status: Option<Primitive<String>>,
    /// `manufacturer` (0..1): Manufacturer of the item
    pub manufacturer: Option<Reference>,
    /// `form` (0..1): powder | tablets | capsule +
    pub form: Option<CodeableConcept>,
    /// `amount` (0..1): Amount of drug in package
    pub amount: Option<Ratio>,
    /// `ingredient` (0..*): Active or inactive ingredient
    pub ingredient: Vec<MedicationIngredient>,
    /// `batch` (0..1): Details about packaged medications
    pub batch: Option<MedicationBatch>,
}

#[cfg(feature = "clinical")]
impl FhirJson for Medication {
    const TYPE_NAME: &'static str = "Medication";

    fn decode(v: &Json, d: &mut Decoder) -> Option<Self> {
        let mut o = Obj::new(v, d)?;
        resource_type(&mut o, d, "Medication");
        let r = Medication {
            id: o.string(d, "id"),
            meta: o.one(d, "meta"),
            implicit_rules: o.prim(d, "implicitRules", Kind::Uri),
            language: o.prim(d, "language", Kind::Code),
            text: o.one(d, "text"),
            contained: o.list(d, "contained"),
            extension: o.list(d, "extension"),
            modifier_extension: o.list(d, "modifierExtension"),
            identifier: o.list(d, "identifier"),
            code: o.one(d, "code"),
            status: o.prim(d, "status", Kind::Code),
            manufacturer: o.one(d, "manufacturer"),
            form: o.one(d, "form"),
            amount: o.one(d, "amount"),
            ingredient: o.list(d, "ingredient"),
            batch: o.one(d, "batch"),
        };
        o.finish(d);
        Some(r)
    }

    fn encode(&self) -> Json {
        let mut w = ObjWriter::new();
        w.raw("resourceType", Json::String("Medication".into()));
        w.string("id", &self.id);
        w.one("meta", &self.meta);
        w.prim("implicitRules", &self.implicit_rules);
        w.prim("language", &self.language);
        w.one("text", &self.text);
        w.list("contained", &self.contained);
        w.list("extension", &self.extension);
        w.list("modifierExtension", &self.modifier_extension);
        w.list("identifier", &self.identifier);
        w.one("code", &self.code);
        w.prim("status", &self.status);
        w.one("manufacturer", &self.manufacturer);
        w.one("form", &self.form);
        w.one("amount", &self.amount);
        w.list("ingredient", &self.ingredient);
        w.one("batch", &self.batch);
        w.finish()
    }
}

/// Active or inactive ingredient
///
/// FHIR path: `Medication.ingredient`.
#[cfg(feature = "clinical")]
#[derive(Debug, Clone, PartialEq, Default)]
pub struct MedicationIngredient {
    /// `id` (0..1): Unique id for inter-element referencing
    pub id: Option<String>,
    /// `extension` (0..*): Additional content defined by implementations
    pub extension: Vec<Extension>,
    /// `modifierExtension` (0..*): Extensions that cannot be ignored even if unrecognized
    pub modifier_extension: Vec<Extension>,
    /// `item[x]` (1..1): The actual ingredient or content
    pub item: Option<MedicationIngredientItem>,
    /// `isActive` (0..1): Active ingredient indicator
    pub is_active: Option<Primitive<bool>>,
    /// `strength` (0..1): Quantity of ingredient present
    pub strength: Option<Ratio>,
}

#[cfg(feature = "clinical")]
impl FhirJson for MedicationIngredient {
    const TYPE_NAME: &'static str = "MedicationIngredient";

    fn decode(v: &Json, d: &mut Decoder) -> Option<Self> {
        let mut o = Obj::new(v, d)?;
        let r = MedicationIngredient {
            id: o.string(d, "id"),
            extension: o.list(d, "extension"),
            modifier_extension: o.list(d, "modifierExtension"),
            item: o.choice(d, "item"),
            is_active: o.prim(d, "isActive", Kind::Boolean),
            strength: o.one(d, "strength"),
        };
        required(d, "item[x]", &r.item);
        o.finish(d);
        Some(r)
    }

    fn encode(&self) -> Json {
        let mut w = ObjWriter::new();
        w.string("id", &self.id);
        w.list("extension", &self.extension);
        w.list("modifierExtension", &self.modifier_extension);
        w.choice("item", &self.item);
        w.prim("isActive", &self.is_active);
        w.one("strength", &self.strength);
        w.finish()
    }
}

/// Details about packaged medications
///
/// FHIR path: `Medication.batch`.
#[cfg(feature = "clinical")]
#[derive(Debug, Clone, PartialEq, Default)]
pub struct MedicationBatch {
    /// `id` (0..1): Unique id for inter-element referencing
    pub id: Option<String>,
    /// `extension` (0..*): Additional content defined by implementations
    pub extension: Vec<Extension>,
    /// `modifierExtension` (0..*): Extensions that cannot be ignored even if unrecognized
    pub modifier_extension: Vec<Extension>,
    /// `lotNumber` (0..1): Identifier assigned to batch
    pub lot_number: Option<Primitive<String>>,
    /// `expirationDate` (0..1): When batch will expire
    pub expiration_date: Option<Primitive<String>>,
}

#[cfg(feature = "clinical")]
impl FhirJson for MedicationBatch {
    const TYPE_NAME: &'static str = "MedicationBatch";

    fn decode(v: &Json, d: &mut Decoder) -> Option<Self> {
        let mut o = Obj::new(v, d)?;
        let r = MedicationBatch {
            id: o.string(d, "id"),
            extension: o.list(d, "extension"),
            modifier_extension: o.list(d, "modifierExtension"),
            lot_number: o.prim(d, "lotNumber", Kind::String),
            expiration_date: o.prim(d, "expirationDate", Kind::DateTime),
        };
        o.finish(d);
        Some(r)
    }

    fn encode(&self) -> Json {
        let mut w = ObjWriter::new();
        w.string("id", &self.id);
        w.list("extension", &self.extension);
        w.list("modifierExtension", &self.modifier_extension);
        w.prim("lotNumber", &self.lot_number);
        w.prim("expirationDate", &self.expiration_date);
        w.finish()
    }
}

/// The types `Medication.ingredient.item[x]` allows.
#[cfg(feature = "clinical")]
#[derive(Debug, Clone, PartialEq)]
pub enum MedicationIngredientItem {
    /// `CodeableConcept`
    CodeableConcept(CodeableConcept),
    /// `Reference`
    Reference(Reference),
}

#[cfg(feature = "clinical")]
impl Choice for MedicationIngredientItem {
    const TYPES: &'static [&'static str] = &["CodeableConcept", "Reference"];

    fn decode_as(code: &str, key: &str, o: &mut Obj<'_>, d: &mut Decoder) -> Option<Self> {
        match code {
            "CodeableConcept" => o.one(d, key).map(Self::CodeableConcept),
            "Reference" => o.one(d, key).map(Self::Reference),
            _ => None,
        }
    }

    fn encode_into(&self, base: &str, w: &mut ObjWriter) {
        match self {
            Self::CodeableConcept(v) => w.value(&choice_key(base, "CodeableConcept"), v),
            Self::Reference(v) => w.value(&choice_key(base, "Reference"), v),
        }
    }
}