load target image path from config

draw/src/stacked.rs

@@ -8,6 +8,7 @@ use crate::Container;
 
 pub struct StackedConfig {
     pub name: String,
+    pub path: String,
     pub width_px_per_sample: u32,
     pub height_px: u32,
     pub series: Vec<StackedSeriesConfig>,

waybar-collectd/src/config.rs

@@ -10,6 +10,7 @@ pub struct Config {
 #[derive(Debug, Deserialize)]
 pub struct GraphConfig {
     pub name: String,
+    pub path: String,
     pub width_px: u16,
     pub height_px: u16,
     pub samples: u16,

waybar-collectd/src/runner.rs

@@ -18,6 +18,7 @@ impl Graph {
     pub fn new(config: &GraphConfig, proto: &mut Protocol) -> Graph {
         let stacked_config = StackedConfig {
             name: config.name.to_string(),
+            path: config.path.to_string(),
             height_px: config.height_px as u32,
             max_samples: config.samples as u32,
             width_px_per_sample: (config.width_px / config.samples) as u32,
@@ -90,7 +91,7 @@ impl Runner {
                 .map_err(|e| RunnerError::CouldNotGetData(e.to_string()))?;
             g.series.push(sample);
             let img = stacked(&g.series);
-            img.save("cpu.png".to_string())
+            img.save(g.series.config.path.to_string())
                 .map_err(|e| RunnerError::CouldNotSaveImage(e.to_string()))?;
         }