dalsie cvicenie

JR-priprava-na-skusku6/.gitignore

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+target/

JR-priprava-na-skusku6/Cargo.lock

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+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "JR-priprava-na-skusku6"
+version = "0.1.0"
+dependencies = [
+ "serde",
+ "serde_json",
+]
+
+[[package]]
+name = "itoa"
+version = "1.0.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
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+
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+ "unicode-ident",
+]
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+dependencies = [
+ "proc-macro2",
+]
+
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+ "serde_core",
+ "serde_derive",
+]
+
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+ "serde_derive",
+]
+
+[[package]]
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+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
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+ "itoa",
+ "memchr",
+ "serde",
+ "serde_core",
+ "zmij",
+]
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+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
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JR-priprava-na-skusku6/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "JR-priprava-na-skusku6"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+serde = { version = "1.0.228", features = ["derive"] }
+serde_json = "1.0.149"

JR-priprava-na-skusku6/src/lib.rs

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+use serde::Deserialize;
+use serde::Serialize;
+use std::fmt;
+use std::fs;
+
+#[derive(Default, Serialize, Deserialize, PartialEq, Clone)]
+pub enum Zaner {
+    Akcia,
+    Komedia,
+    Horor,
+    #[default]
+    Drama,
+    Scifi,
+    Dokumentarny
+}
+
+impl fmt::Display for Zaner {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            Zaner::Akcia => write!(f, "Akcia"),
+            Zaner::Komedia => write!(f, "Komedia"),
+            Zaner::Horor => write!(f, "Horor"),
+            Zaner::Drama => write!(f, "Drama"),
+            Zaner::Scifi => write!(f, "Scifi"),
+            Zaner::Dokumentarny => write!(f, "Dokumentarny"),
+        }
+    }
+}
+
+#[derive(Default, Serialize, Deserialize, Clone)]
+pub struct Film {
+    nazov: String,
+    reziser: String,
+    rok: u16,
+    zaner: Zaner,
+    hodnotenie: f32
+}
+
+impl fmt::Display for Film {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "({}, {}, {}, {}, {})",
+               self.nazov,
+               self.reziser,
+               self.rok,
+               self.zaner,
+               self.hodnotenie
+        )
+    }
+}
+
+#[derive(Default, Serialize, Deserialize)]
+pub struct Filmoteka {
+    filmy: Vec<Film>,
+}
+
+
+#[derive(Serialize, Deserialize, Clone, PartialEq)]
+pub enum Stav {
+    Aktivny,
+    Pozastaveny { dovod: String },
+    Ukonceny { datum: String, hodnotenie: u8 },
+}
+
+impl fmt::Display for Stav {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            Stav::Aktivny => write!(f, "Aktivny"),
+            Stav::Pozastaveny { dovod } => write!(f, "Pozastaveny: {}", dovod),
+            Stav::Ukonceny { datum, hodnotenie } => write!(f, "Ukončený dňa {} s hodnotením {}", datum, hodnotenie),
+        }
+    }
+}
+
+impl Filmoteka {
+    pub fn nacitaj_zo_suboru(cesta: &std::path::PathBuf) -> Option<Filmoteka> {
+        let raw = fs::read_to_string(cesta).ok()?;
+        let result = serde_json::from_str(&raw).ok();
+        result
+    }
+
+    pub fn uloz_do_suboru(&self, cesta: &std::path::PathBuf) -> bool {
+        let Ok(json) = serde_json::to_string_pretty(&self) else {
+            return false;
+        };
+        fs::write(cesta, json).is_ok()
+    }
+
+}

JR-priprava-na-skusku6/src/main.rs

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+fn main() {
+    println!("Hello, world!");
+}
+
+