52 lines
1.5 KiB
Rust
52 lines
1.5 KiB
Rust
// src/data_provider.rs
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//! Simplified user interface - only business data, no UI state
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use anyhow::Result;
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use async_trait::async_trait;
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/// User implements this - only business data, no UI state
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pub trait DataProvider {
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/// How many fields in the form
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fn field_count(&self) -> usize;
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/// Get field label/name
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fn field_name(&self, index: usize) -> &str;
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/// Get field value
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fn field_value(&self, index: usize) -> &str;
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/// Set field value (library calls this when text changes)
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fn set_field_value(&mut self, index: usize, value: String);
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/// Check if field supports autocomplete (optional)
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fn supports_autocomplete(&self, _field_index: usize) -> bool {
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false
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}
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/// Get display value (for password masking, etc.) - optional
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fn display_value(&self, _index: usize) -> Option<&str> {
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None // Default: use actual value
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}
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/// Get validation configuration for a field (optional)
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/// Only available when the 'validation' feature is enabled
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#[cfg(feature = "validation")]
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fn validation_config(&self, _field_index: usize) -> Option<crate::validation::ValidationConfig> {
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None
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}
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}
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/// Optional: User implements this for autocomplete data
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#[async_trait]
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pub trait AutocompleteProvider {
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/// Fetch autocomplete suggestions (user's business logic)
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async fn fetch_suggestions(&mut self, field_index: usize, query: &str)
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-> Result<Vec<SuggestionItem>>;
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}
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#[derive(Debug, Clone)]
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pub struct SuggestionItem {
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pub display_text: String,
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pub value_to_store: String,
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}
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