Add structure and interface for csv dynamic node

src/graph/dynamic/csv_row.rs

@@ -0,0 +1,34 @@
+use std::collections::BTreeMap;
+
+use super::dynamic_state::{vato007::ingey::types::HostCsvRow, DynamicState};
+
+pub struct CsvRow {
+    values: BTreeMap<String, String>,
+}
+
+impl HostCsvRow for DynamicState {
+    fn columns(&mut self,self_:wasmtime::component::Resource<CsvRow>,) -> wasmtime::component::__internal::Vec<wasmtime::component::__internal::String> {
+        let resource = self.resources.get(&self_).expect("Failed to find the required resource");
+        resource.values.keys().cloned().collect()
+    }
+
+    fn values(&mut self,self_:wasmtime::component::Resource<CsvRow>,) -> wasmtime::component::__internal::Vec<wasmtime::component::__internal::String> {
+        let resource = self.resources.get(&self_).expect("Failed to find the required resource");
+        resource.values.values().cloned().collect()
+    }
+
+    fn entries(&mut self,self_:wasmtime::component::Resource<CsvRow>,) -> wasmtime::component::__internal::Vec<(wasmtime::component::__internal::String,wasmtime::component::__internal::String,)> {
+        let resource = self.resources.get(&self_).expect("Failed to find the required resource");
+        resource.values.keys().map(|key| (key.clone(), resource.values.get(key).unwrap().clone())).collect()
+    }
+
+    fn value(&mut self,self_:wasmtime::component::Resource<CsvRow>,name:wasmtime::component::__internal::String,) -> Option<wasmtime::component::__internal::String> {
+        let resource = self.resources.get(&self_).expect("Failed to find the required resource");
+        resource.values.get(&name).cloned()
+    }
+
+    fn drop(&mut self,rep:wasmtime::component::Resource<CsvRow>) -> wasmtime::Result<()> {
+        self.resources.delete(rep)?;
+        Ok(())
+    }
+}