Fixed up a couple of fields

scryfall_deser/src/lib.rs

@@ -7,12 +7,13 @@ use uuid::Uuid;
 // https://scryfall.com/docs/api/cards
 #[allow(dead_code)]
 #[derive(Deserialize, Debug)]
+#[serde(deny_unknown_fields)]
 struct ScryfallCard {
     // Core Card Fields
     pub arena_id: Option<u64>,
     pub id: Uuid,
     pub lang: String,
-    pub mtgo: Option<u64>,
+    pub mtgo_id: Option<u64>,
     pub mtgo_foil_id: Option<u64>,
     pub multiverse_ids: Option<Vec<u64>>,
     pub tcgplayer_id: Option<u64>,
@@ -41,7 +42,7 @@ struct ScryfallCard {
     #[serde(rename = "colors")]
     pub colours: Option<Vec<Colour>>,
     pub edhrec_rank: Option<u64>,
-    pub defence: Option<String>,
+    pub defense: Option<String>,
     pub hand_modifier: Option<String>,
     pub keywords: Vec<String>, // Words like "Flying"
     pub legalities: FormatLegalities,
@@ -107,12 +108,12 @@ struct ScryfallCard {
     pub variation_of: Option<Uuid>,
     pub security_stamp: Option<SecurityStamp>,
     pub watermark: Option<String>,
-    #[serde(rename = "preview.previewed_at")]
-    pub preview_previewed_at: Option<NaiveDate>,
-    #[serde(rename = "preview.source_uri")]
-    pub preview_source_uri: Option<String>, // URI
-    #[serde(rename = "preview.source")]
-    pub preview_source: Option<String>,
+    pub preview: Option<Preview>,
+
+
+    // These aren't in the Scryfall docs, but some cards do have 'em
+    pub foil: Option<bool>,
+    pub nonfoil: Option<bool>,
 }
 
 // https://scryfall.com/docs/api/cards#card-face-objects
@@ -128,7 +129,7 @@ struct ScryfallCardFaceObject {
     pub colour_indicator: Option<Vec<Colour>>,
     #[serde(rename = "colors")]
     pub colours: Option<Vec<Colour>>,
-    pub defence: Option<String>,
+    pub defense: Option<String>,
     pub flavour_text: Option<String>,
     pub illustration_id: Option<Uuid>,
     pub image_uris: Option<ImageURIs>,
@@ -357,6 +358,14 @@ struct ImageURIs {
     small: Option<String>,
 }
 
+#[allow(dead_code)]
+#[derive(Deserialize, Debug)]
+struct Preview {
+    pub previewed_at: Option<NaiveDate>,
+    pub source_uri: Option<String>, // URI
+    pub source: Option<String>,
+}
+
 #[allow(dead_code)]
 #[derive(Deserialize, Debug)]
 struct Prices {