From 07df7634c273eb4a3b69042325a707163d6695ed Mon Sep 17 00:00:00 2001
From: Andrea Zagli <azagli@libero.it>
Date: Fri, 6 Jan 2023 12:10:23 +0100
Subject: [PATCH] Form as_json_string.

---
 Cargo.toml       |  1 +
 examples/form.rs | 17 +++++++++++++----
 src/lib.rs       | 13 +++++++++++++
 3 files changed, 27 insertions(+), 4 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 10aa291..ebae6c1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,5 +12,6 @@ tera = "1.8.0"
 [dev-dependencies]
 serde = "1"
 serde_derive = "1"
+serde_json = "1"
 config = "0.13"
 actix-web = "4"
diff --git a/examples/form.rs b/examples/form.rs
index fa85845..661f9a7 100644
--- a/examples/form.rs
+++ b/examples/form.rs
@@ -2,8 +2,10 @@ extern crate zakform;
 
 use zakform::filters;
 
+use std::collections::HashMap;
+
 use config::{Config, ConfigError};
-use serde_derive::Deserialize;
+use serde_derive::{Serialize,Deserialize};
 
 use actix_web::{
     body::BoxBody,
@@ -41,7 +43,7 @@ struct AppState {
 	settings: Settings,
 }
 
-#[derive(Deserialize)]
+#[derive(Serialize,Deserialize)]
 struct FormData {
 	name: String,
 	notes: String,
@@ -60,9 +62,13 @@ async fn index_post(
 
 	let mut f = zakform::Form::new();
 
+	let strform = serde_json::to_string(&form).unwrap();
+	println!("{:#?}",strform);
+	let map: HashMap<String, String> = serde_json::from_str(&strform).unwrap();
+
 	let mut fi = zakform::Field::new(zakform::FType::Text, "name");
 	fi.set_label("Name");
-	fi.set_value(form.name.as_str());
+	fi.set_value(map.get(fi.name().as_str()).unwrap().as_str());
 	fi.add_filter(filters::filter_uppercase);
 	fi.filter();
 	f.add_field(fi);
@@ -70,7 +76,7 @@ async fn index_post(
 	let mut fi = zakform::Field::new(zakform::FType::TextArea, "notes");
 	fi.set_label("Notes");
 	fi.set_rows(15);
-	fi.set_value(form.notes.as_str());
+	fi.set_value(map.get(fi.name().as_str()).unwrap().as_str());
 	fi.add_filter(filters::filter_trim);
 	fi.filter();
 	f.add_field(fi);
@@ -80,6 +86,9 @@ async fn index_post(
 		s.push_str(fi.render().as_str());
 	}
 
+	let js: HashMap<String, String> = serde_json::from_str(f.as_json_string().as_str()).unwrap();
+	println!("{:#?}", js);
+
 	s.push_str(r#"<button type="submit">Send</button>"#);
 
 	s.push_str("</form>\n");
diff --git a/src/lib.rs b/src/lib.rs
index 918fc1c..60d2878 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -175,4 +175,17 @@ impl Form {
 
 		Err(())
 	}
+
+	pub fn as_json_string(&mut self) -> String {
+		let mut s = String::from("{");
+
+		for f in &mut self.fields {
+			s.push_str(format!(r#""{}": "{}","#, f.name, f.value).as_str());
+		}
+
+		s.truncate(s.len() - 1);
+		s.push_str("}");
+
+		s
+	}
 }
-- 
2.49.0