No mines on first interaction

Cargo.toml

@@ -7,7 +7,7 @@ edition = "2021"
 [dependencies]
 yew = { version = "0.20", features = ["csr"] }
 serde = { version = "1.0", features = ["derive"] }
-serde-wasm-bindgen = "0.4"
+serde-wasm-bindgen = "0.5.0"
 wasm-bindgen = { version = "0.2", features = ["serde-serialize"] }
 wasm-bindgen-futures = "0.4"
 web-sys = "0.3"

src/app.rs

@@ -49,8 +49,8 @@ impl Component for App {
         let width = 10;
         let num_mines = height * width / 10;
 
-        let mut game = Game::new(height, width, 5);
-        game.start_board();
+        let game = Game::new(height, width, 5);
+        // game.start_board();
 
         Self {
             link: ctx.link().clone(),
@@ -157,6 +157,10 @@ impl Component for App {
 
         match msg {
             Msg::Discover { cell } => {
+                if !self.game.get_fist_interaction() {
+                    self.game.start_board(cell.get_pos());
+                    self.game.set_fist_interaction(true);
+                }
                 self.game.show(cell.get_pos());
             }
             Msg::Flag { cell } => {
@@ -167,7 +171,7 @@ impl Component for App {
             }
             Msg::Reset => {
                 self.game = Game::new(self.height, self.width, self.num_mines);
-                self.game.start_board();
+                // self.game.start_board();
             }
             Msg::ToggleSettings => {
                 self.show_settings = !self.show_settings;
@@ -188,7 +192,7 @@ impl Component for App {
                     let mines = get_mines();
                     self.num_mines = mines.min(self.height * self.width);
                     self.game = Game::new(self.height, self.width, self.num_mines);
-                    self.game.start_board();
+                    // self.game.start_board();
                 }
             }
             Msg::UpdateWidth => {
@@ -207,7 +211,7 @@ impl Component for App {
                     let mines = get_mines();
                     self.num_mines = mines.min(self.height * self.width);
                     self.game = Game::new(self.height, self.width, self.num_mines);
-                    self.game.start_board();
+                    // self.game.start_board();
                 }
             }
             Msg::UpdateMines => {
@@ -215,7 +219,7 @@ impl Component for App {
                 if mines <= self.height * self.width {
                     self.num_mines = mines;
                     self.game = Game::new(self.height, self.width, self.num_mines);
-                    self.game.start_board();
+                    // self.game.start_board();
                 }
             }
         }

src/minesweeper/mod.rs

@@ -11,32 +11,57 @@ use rand::Rng;
 
 pub struct Game {
     board: Board,
+    first_interaction: bool,
 }
 
 impl Game {
     pub fn new(height: usize, width: usize, num_mines: usize) -> Self {
         Self {
             board: Board::new(height, width, num_mines),
+            first_interaction: false,
         }
     }
 
-    pub fn start_board(&mut self) {
+    pub fn start_board(&mut self, init_pos: (usize, usize)) {
         // TODO: make a better implementation
-        let mut added_mines = 0;
+        // let mut added_mines = 0;
+
+        // while added_mines < self.board.get_num_mines() {
+        //     let pos = (
+        //         rng.gen_range(0..self.board.get_height()),
+        //         rng.gen_range(0..self.board.get_width()),
+        //     );
+        //     if !self.board.is_mine(pos) {
+        //         self.board.set_mine(pos, true);
+        //         added_mines += 1;
+        //     }
+        // }
 
         let mut rng = rand::thread_rng();
 
-        while added_mines < self.board.get_num_mines() {
-            let pos = (
-                rng.gen_range(0..self.board.get_height()),
-                rng.gen_range(0..self.board.get_width()),
-            );
-            if !self.board.is_mine(pos) {
-                self.board.set_mine(pos, true);
-                added_mines += 1;
+        let mut possible_pos: Vec<(usize, usize)> = Vec::new();
+
+        for i in 0..self.board.get_height() {
+            for j in 0..self.board.get_width() {
+                possible_pos.push((i, j));
             }
         }
 
+        if self.board.get_num_mines() < self.get_height() * self.get_width() {
+            possible_pos.remove(
+                possible_pos
+                    .iter()
+                    .position(|value| *value == init_pos)
+                    .unwrap(),
+            );
+        }
+
+        for _ in 0..self.board.get_num_mines() {
+            let pos = rng.gen_range(0..possible_pos.len());
+            self.board.set_mine(possible_pos[pos], true);
+            possible_pos.remove(pos);
+        }
+
         for i in 0..self.board.get_height() {
             for j in 0..self.board.get_width() {
                 self.board
@@ -118,6 +143,14 @@ impl Game {
     }
 
     pub fn set_flag(&mut self, pos: (usize, usize), flag: bool) {
-        self.board.set_flag(pos, flag);
+        self.board.set_flag(pos, flag)
+    }
+
+    pub fn get_fist_interaction(&self) -> bool {
+        self.first_interaction
+    }
+
+    pub fn set_fist_interaction(&mut self, first_interaction: bool) {
+        self.first_interaction = first_interaction
     }
 }

styles.css

@@ -4,10 +4,9 @@
   font-weight: 400;
   color: #0f0f0f98;
   background-color: #2f2f2f;
-  /* position: absolute; */
   height: 100%;
   width: auto;
-  display: inline-block;
+  display: flex;
   justify-content: center;
   text-align: center;
 
@@ -20,11 +19,11 @@
 
 .container {
   display: flex;
+  width: fit-content;
   justify-content: center;
   flex-direction: column;
   padding: 10vh;
   white-space: nowrap;
-  width: auto;
 }
 
 button {
@@ -70,7 +69,6 @@ button {
 .board {
   display: flexbox;
   justify-content: center;
-  /* width: calc((min(10vw - (2vw), 10vh - (2vh) - (110px / 10)) + (1px * 10)) * 10); */
   width: 100%;
 }