Initial import

src/config/types.rs

@@ -0,0 +1,129 @@
+use std::path::PathBuf;
+
+/// A single line from a MangoHud config file, preserving its original text.
+#[derive(Debug, Clone, PartialEq)]
+pub enum ConfigLine {
+    Comment(String),
+    Blank,
+    Option {
+        key: String,
+        value: Option<String>,
+        raw: String,
+    },
+    CommentedOption {
+        key: String,
+        value: Option<String>,
+        raw: String,
+    },
+}
+
+/// The current state of an option in the in-memory config.
+#[derive(Debug, Clone, PartialEq)]
+pub enum ConfigValue {
+    Absent,
+    Flag,
+    Value(String),
+    Disabled,
+}
+
+/// Type system for schema entries.
+#[derive(Debug, Clone)]
+pub enum OptionType {
+    Flag,
+    Bool,
+    Int {
+        min: i64,
+        max: i64,
+    },
+    Float {
+        min: f64,
+        max: f64,
+    },
+    Str {
+        max_len: usize,
+    },
+    Color,
+    Enum {
+        variants: Vec<String>,
+    },
+    FpsLimitList,
+    KeyBind,
+    CommaSepInts,
+    CommaSepFloats,
+    CommaSepStrings {
+        valid_values: Option<Vec<String>>,
+    },
+    Path {
+        must_exist: bool,
+        must_be_writable: bool,
+    },
+}
+
+#[derive(Debug, Clone, PartialEq)]
+pub enum GpuVendor {
+    Any,
+    AmdOnly,
+    NvidiaOnly,
+    IntelOnly,
+}
+
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+pub enum Category {
+    Performance,
+    DisplayFps,
+    DisplayGpu,
+    DisplayCpu,
+    DisplayMemory,
+    DisplayIoNetwork,
+    DisplayMisc,
+    DisplayGraphs,
+    DisplayBattery,
+    DisplayMediaPlayer,
+    DisplayGamescope,
+    DisplaySteamDeck,
+    DisplayTimeText,
+    AppearanceLayout,
+    AppearanceColors,
+    AppearanceTypography,
+    BehaviorKeybindings,
+    BehaviorFpsLimits,
+    BehaviorLogging,
+    BehaviorMisc,
+    WorkaroundsOpengl,
+    AdvancedFcat,
+    AdvancedFtrace,
+}
+
+/// A single schema entry — defines everything about one MangoHud option.
+#[derive(Debug, Clone)]
+pub struct SchemaEntry {
+    pub key: &'static str,
+    pub option_type: OptionType,
+    pub description: &'static str,
+    pub category: Category,
+    pub dependencies: &'static [&'static str],
+    pub conflicts_with: &'static [&'static str],
+    pub gpu_vendor_only: GpuVendor,
+    pub gamescope_only: bool,
+}
+
+/// Validation result for a single option.
+#[derive(Debug, Clone, PartialEq)]
+pub enum ValidationResult {
+    Ok,
+    Warning(String),
+    Error(String),
+}
+
+/// The full in-memory representation of a parsed config file.
+#[derive(Debug, Clone)]
+pub struct AnnotatedConfig {
+    /// Ordered list of lines as they appear in the file.
+    pub lines: Vec<ConfigLine>,
+    /// Fast lookup map: key → (line_index, current_value).
+    pub options: indexmap::IndexMap<String, (usize, ConfigValue)>,
+    /// Source path, if backed by a file.
+    pub path: Option<PathBuf>,
+    /// Whether this config has unsaved in-memory changes.
+    pub dirty: bool,
+}