dnd_character/api/
spells.rs

1use super::shared::{schema, ApiError};
2use crate::classes::{Class, ClassSpellCasting};
3use crate::GRAPHQL_API_URL;
4use cynic::http::ReqwestExt;
5use cynic::QueryBuilder;
6use reqwest::Client;
7
8#[derive(cynic::QueryVariables, Debug)]
9pub struct SpellsQueryVariables {
10    pub class: Option<StringFilter>,
11}
12
13#[derive(cynic::QueryFragment, Debug)]
14#[cynic(graphql_type = "Query", variables = "SpellsQueryVariables")]
15pub struct SpellsQuery {
16    #[arguments(class: $class, limit: 999999999)]
17    pub spells: Option<Vec<Spell>>,
18}
19
20#[derive(cynic::QueryFragment, Debug)]
21#[cfg_attr(feature = "serde", derive(serde::Serialize))]
22#[cfg_attr(feature = "utoipa", derive(utoipa::ToSchema))]
23pub struct Spell {
24    pub index: String,
25    pub level: i32,
26}
27
28#[derive(cynic::Scalar, Debug, Clone)]
29pub struct StringFilter(pub String);
30
31impl Class {
32    /// Returns the spells that the class can cast
33    /// If it's a knowladge based class it will return the spells that the character can know
34    /// If it's a prepared based class it will return the spells that the character can prepare
35    pub async fn get_spells(&self) -> Result<Vec<Spell>, ApiError> {
36        let op = SpellsQuery::build(SpellsQueryVariables {
37            class: Some(StringFilter(self.index().to_string())),
38        });
39
40        let spells = Client::new()
41            .post(GRAPHQL_API_URL.as_str())
42            .run_graphql(op)
43            .await?
44            .data
45            .ok_or(ApiError::Schema)?
46            .spells
47            .ok_or(ApiError::Schema)?;
48
49        Ok(spells)
50    }
51
52    pub async fn get_ready_spells(&self) -> Result<Vec<Vec<String>>, ApiError> {
53        match &self.1.spell_casting {
54            None => Ok(Vec::new()),
55            Some(spell_casting) => match spell_casting {
56                ClassSpellCasting::KnowledgePrepared { .. } => Ok(Vec::new()),
57                ClassSpellCasting::AlreadyKnowPrepared {
58                    spells_prepared_index,
59                    ..
60                } => Ok(spells_prepared_index.clone()),
61                ClassSpellCasting::KnowledgeAlreadyPrepared { spells_index, .. } => {
62                    Ok(spells_index.clone())
63                }
64            },
65        }
66    }
67}