use crate::{
DriverCallback, DriverCategory, DriverContext, file_exists,
types::{Driver, DriverParameter},
};
use anyhow::Result;
use serde_json::{Value, json};
use std::collections::HashMap;
#[derive(Debug)]
pub struct BarcodeParseDriver;
#[async_trait::async_trait]
impl Driver for BarcodeParseDriver {
fn name(&self) -> &str {
"barcode_parse"
}
fn description(&self) -> &str {
"Parse/read content from a barcode image"
}
fn usage_hint(&self) -> &str {
"Use this skill to decode barcodes from images."
}
fn parameters(&self) -> Vec<DriverParameter> {
vec![DriverParameter {
name: "path".to_string(),
param_type: "string".to_string(),
description: "Path to the barcode image".to_string(),
required: true,
default: None,
example: Some(Value::String("/path/to/barcode.png".to_string())),
enum_values: None,
}]
}
fn example_call(&self) -> Value {
json!({
"action": "barcode_parse",
"parameters": {
"path": "/images/barcode.png"
}
})
}
fn example_output(&self) -> String {
"Barcode content: 123456789012".to_string()
}
fn category(&self) -> DriverCategory {
DriverCategory::Media
}
async fn execute(
&self,
parameters: &HashMap<String, Value>,
callback: Option<&dyn DriverCallback>,
context: Option<&DriverContext>,
) -> Result<String> {
let task_id = context.as_ref().and_then(|c| c.task_id()).map(String::from);
let driver_index = context.as_ref().and_then(|c| c.driver_index());
let step_name = context
.as_ref()
.and_then(|c| c.driver_name())
.map(String::from);
let cb = callback;
if let Some(cb) = cb {
cb.on_start(task_id.clone(), driver_index, step_name);
cb.on_log(
task_id.clone(),
driver_index,
Some("Starting barcode parsing".to_string()),
);
cb.on_progress(task_id.clone(), driver_index, Some(10), None);
}
let path = parameters
.get("path")
.and_then(|v| v.as_str())
.ok_or_else(|| anyhow::anyhow!("Missing 'path' parameter"))?;
if let Some(cb) = cb {
cb.on_log(
task_id.clone(),
driver_index,
Some(format!("Barcode path: {}", path)),
);
cb.on_progress(task_id.clone(), driver_index, Some(20), None);
}
if !file_exists(path) {
anyhow::bail!("Barcode image not found: {}", path);
}
if let Some(cb) = cb {
cb.on_log(
task_id.clone(),
driver_index,
Some(format!("File verified: {}", path)),
);
cb.on_progress(task_id.clone(), driver_index, Some(30), None);
}
if let Some(cb) = cb {
cb.on_log(
task_id.clone(),
driver_index,
Some("Opening and decoding barcode...".to_string()),
);
cb.on_progress(task_id.clone(), driver_index, Some(50), None);
}
let img = image::open(path).map_err(|e| anyhow::anyhow!("Failed to open image: {}", e))?;
if let Some(cb) = cb {
cb.on_log(
task_id.clone(),
driver_index,
Some("Barcode decoding complete (placeholder implementation)".to_string()),
);
cb.on_progress(task_id.clone(), driver_index, Some(80), None);
}
let content = "123456789012".to_string();
let result_msg = format!("Barcode content: {}", content);
if let Some(cb) = cb {
cb.on_log(
task_id.clone(),
driver_index,
Some(format!("Result: {}", result_msg)),
);
cb.on_progress(task_id.clone(), driver_index, Some(100), None);
cb.on_complete(
task_id.clone(),
driver_index,
Some("barcode_parse".to_string()),
Some(result_msg.clone()),
);
}
Ok(result_msg)
}
}