forked from didirus/AstralRinth
36 lines
968 B
Rust
36 lines
968 B
Rust
use handlebars::*;
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#[derive(Clone, Copy)]
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pub struct ContainsHelper;
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impl HelperDef for ContainsHelper {
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fn call<'reg: 'rc, 'rc>(
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&self,
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h: &Helper<'reg, 'rc>,
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r: &'reg Handlebars<'_>,
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ctx: &'rc Context,
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rc: &mut RenderContext<'reg, 'rc>,
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out: &mut dyn Output,
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) -> HelperResult {
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let array = h
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.param(0)
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.map(|v| serde_json::from_value::<Vec<String>>(v.value().clone()).unwrap())
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.ok_or_else(|| RenderError::new("Parameter not found!"))?;
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let value = h
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.param(1)
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.map(|v| v.value().as_str().unwrap())
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.ok_or_else(|| RenderError::new("Parameter not found!"))?;
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let tmpl = if array.contains(&String::from(value)) {
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h.template()
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} else {
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h.inverse()
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};
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match tmpl {
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Some(ref t) => t.render(r, ctx, rc, out),
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None => Ok(()),
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}
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}
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}
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