fix: scan ahead panic

src/model.rs

@@ -1,3 +1,4 @@
+use crate::markdown::is_numeric;
 use serde::{Deserialize, Serialize};
 use serde_valid::Validate;
 use std::fmt::Display;
@@ -259,12 +260,64 @@ pub struct EntryMetadata {
     #[serde(default, alias = "CONTAINER_SHADOW")]
     #[validate(max_length = 32)]
     pub container_shadow: String,
+    /// If the container is a flexbox.
+    #[serde(default, alias = "CONTAINER_FLEX")]
+    pub container_flex: bool,
+    /// The direction of the container's content (if container has flex enabled).
+    #[serde(default, alias = "CONTAINER_FLEX_DIRECTION")]
+    #[validate(max_length = 16)]
+    pub container_flex_direction: String,
+    /// The gap of the container's content (if container has flex enabled).
+    ///
+    /// Syntax: <https://developer.mozilla.org/en-US/docs/Web/CSS/gap>
+    #[serde(default, alias = "CONTAINER_FLEX_GAP")]
+    #[validate(max_length = 16)]
+    pub container_flex_gap: String,
+    /// If the container's content wraps (if container has flex enabled).
+    ///
+    /// Syntax: <https://developer.mozilla.org/en-US/docs/Web/CSS/flex-wrap>
+    #[serde(default, alias = "CONTAINER_FLEX_WRAP")]
+    pub container_flex_wrap: bool,
+    /// The alignment of the container's content horizontally (if container has flex enabled).
+    ///
+    /// Swapped to vertical when direction is `column*`.
+    ///
+    /// Syntax: <https://developer.mozilla.org/en-US/docs/Web/CSS/justify-content>
+    #[serde(default, alias = "CONTAINER_FLEX_ALIGN_HORIZONTAL")]
+    #[validate(max_length = 16)]
+    pub container_flex_align_horizontal: String,
+    /// The alignment of the container's content vertically (if container has flex enabled).
+    ///
+    /// Swapped to horizontal when direction is `column*`.
+    ///
+    /// Syntax: <https://developer.mozilla.org/en-US/docs/Web/CSS/align-items>
+    #[serde(default, alias = "CONTAINER_FLEX_ALIGN_VERTICAL")]
+    #[validate(max_length = 16)]
+    pub container_flex_align_vertical: String,
     /// The shadow under text.
     ///
     /// Syntax: <https://developer.mozilla.org/en-US/docs/Web/CSS/text-shadow>
     #[serde(default, alias = "CONTENT_TEXT_SHADOW")]
     #[validate(max_length = 32)]
     pub content_text_shadow: String,
+    /// The shadow under text.
+    ///
+    /// Syntax: <https://developer.mozilla.org/en-US/docs/Web/CSS/text-shadow>
+    #[serde(default, alias = "CONTENT_TEXT_SHADOW_COLOR")]
+    #[validate(max_length = 32)]
+    pub content_text_shadow_color: String,
+    /// The shadow under text.
+    ///
+    /// Syntax: <https://developer.mozilla.org/en-US/docs/Web/CSS/text-shadow>
+    #[serde(default, alias = "CONTENT_TEXT_SHADOW_OFFSET")]
+    #[validate(max_length = 32)]
+    pub content_text_shadow_offset: String,
+    /// The shadow under text.
+    ///
+    /// Syntax: <https://developer.mozilla.org/en-US/docs/Web/CSS/text-shadow>
+    #[serde(default, alias = "CONTENT_TEXT_SHADOW_BLUR")]
+    #[validate(max_length = 32)]
+    pub content_text_shadow_blur: String,
     /// The name of a font from Google Fonts to use.
     #[serde(default, alias = "CONTENT_FONT")]
     #[validate(max_length = 32)]
@@ -287,6 +340,9 @@ pub struct EntryMetadata {
     /// The color of links.
     #[serde(default, alias = "CONTENT_TEXT_LINK_COLOR")]
     pub content_text_link_color: String,
+    /// If paragraph elements have a margin below them.
+    #[serde(default, alias = "CONTENT_DISABLE_PARAGRAPH_MARGIN")]
+    pub content_disable_paragraph_margin: bool,
 }
 
 macro_rules! metadata_css {
@@ -446,6 +502,31 @@ impl EntryMetadata {
             ));
         }
 
+        if !self.content_text_shadow_color.is_empty() {
+            output.push_str(&format!(
+                ".container {{ text-shadow: {} {} {}; }}",
+                self.content_text_shadow_offset,
+                self.content_text_shadow_blur,
+                self.content_text_shadow_color
+            ));
+        }
+
+        if self.container_flex {
+            output.push_str(".container { display: flex; }");
+            metadata_css!(".container", "gap", self.container_flex_gap->output);
+            metadata_css!(".container", "flex-direction", self.container_flex_direction->output);
+            metadata_css!(".container", "align-items", self.container_flex_align_vertical->output);
+            metadata_css!(".container", "justify-content", self.container_flex_align_horizontal->output);
+
+            if self.container_flex_wrap {
+                output.push_str(".container { flex-wrap: wrap; }");
+            }
+        }
+
+        if self.content_disable_paragraph_margin {
+            output.push_str(".container p { margin: 0; }");
+        }
+
         output + "</style>"
     }
 
@@ -482,13 +563,14 @@ impl EntryMetadata {
             value = value.trim().to_string();
 
             // determine if we need to stringify
-            let mut is_numeric = false;
-
-            for char in value.chars() {
-                is_numeric = char.is_numeric();
-            }
-
-            if !is_numeric && !value.starts_with("[") && !value.starts_with("\"") {
+            let is_numeric = is_numeric(&value);
+            if !is_numeric
+                && !value.starts_with("[")
+                && !value.starts_with("\"")
+                && value != "true"
+                && value != "false"
+                || value.starts_with("#")
+            {
                 value = format!("\"{value}\"");
             }