Repository: abo3skr2019/Liars-Dice-Svelte
Pull request #1: Feature/bid validation
Author: login: AFAskar
Created: 2025-03-22T01:48:27Z | Merged: 2025-03-22T02:19:47Z



<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit

- **Documentation**
  - Updated game documentation to reflect that bid validation is now implemented (with a note on ongoing UI/UX refinements).

- **New Features**
  - Enhanced bidding mechanics with automatic adjustments to ensure bids meet game rules.
  - Improved interface controls to disable actions when bids are invalid and to show previous bid information for better gameplay context.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->


Diff:
diff --git a/README.md b/README.md
index 3d404ca..ba3c3f8 100644
--- a/README.md
+++ b/README.md
@@ -43,7 +43,8 @@ A peer-to-peer online implementation of the classic bluffing dice game "Liar's D
 - [x] add a max to the quantity to be the sum of mydice+opponentdice
 - [ ] Set ranges to 1 on round reset 
   - [ ] Change the Face to start from 2 
-- [ ] Add bid validation so that the player can't decrease the denomination on the same dice count
+- [x] Add bid validation so that the player can't decrease the denomination on the same dice count
+  - Although some UI/UX issues are happening due to it 
 - [ ] Multiplayer Support instead of just duels 
 - [ ] Change all alerts to modals for better UX
 - [x] Speedup new Round 
diff --git a/src/lib/BidControls.svelte b/src/lib/BidControls.svelte
index 1b4b665..4ba968e 100644
--- a/src/lib/BidControls.svelte
+++ b/src/lib/BidControls.svelte
@@ -1,15 +1,57 @@
 <script>
-    export let bid;
-    export let makeBid;
-    export let challenge;
-    export let validateBidValue;
-    export let diceCount;
-    export let opponentDiceCount;
+  export let bid;
+  export let makeBid;
+  export let challenge;
+  export let validateBidValue;
+  export let diceCount;
+  export let opponentDiceCount;
+  export let previousBid;
+  export let validateBid;
+  $: totalDice = diceCount + opponentDiceCount;
+  $: isValidBid = validateBid(bid);
+    
+    // Automatically adjust bid to be valid when previousBid changes
+    $: if (previousBid && bid.quantity && bid.value) {
+        if (!validateBid(bid)) {
+            // If current bid is invalid, make it valid by incrementing
+            if (previousBid.value < 6) {
+                // Can increase the value
+                bid.quantity = previousBid.quantity;
+                bid.value = previousBid.value + 1;
+            } else {
+                // Must increase the quantity
+                bid.quantity = previousBid.quantity + 1;
+                bid.value = 1;
+            }
+        }
+    }
+    let minimumBid = calculateMinimumBid(previousBid,totalDice);
 
-    $: totalDice = diceCount + opponentDiceCount;
-</script>
+function calculateMinimumBid(previousBid, totalDice)
+{
+  if (previousBid && previousBid.quantity && previousBid.value) {
+    // If previousBid.value < 6 and we only need to increase value
+    if (previousBid.quantity < totalDice && previousBid.value < 6) {
+      return { quantity: previousBid.quantity, value: previousBid.value + 1 };
+    }
+    // Otherwise increase quantity
+    if (previousBid.quantity < totalDice) {
+      return { quantity: previousBid.quantity + 1, value: previousBid.value };
+    }
+  }
+  return { quantity: 1, value: 1 };
+}
+
+$: bidRequirementText = previousBid && previousBid.quantity && previousBid.value ? `You must bid at least ${minimumBid.quantity} ${minimumBid.value}s` : '';
 
+</script>
 <div class="mb-4">
+    {#if previousBid && previousBid.quantity && previousBid.value}
+        <div class="text-sm mb-3 text-gray-400">
+            {bidRequirementText}
+        </div>
+    {/if}
+    
     <div class="flex justify-center mb-2">
       <div class="flex flex-col w-full max-w-[340px] space-y-4">
         <div class="w-full">
@@ -20,9 +62,10 @@
           <input
             id="quantity"
             type="range"
-            min="1"
+            min="{minimumBid.quantity}"
             max={totalDice}
             bind:value={bid.quantity}
+            disabled={previousBid && previousBid.value === 6 && previousBid.quantity >= totalDice}
             class="w-full h-2 bg-gray-700 rounded-lg appearance-none cursor-pointer accent-green-500 "
           />
         </div>
@@ -33,10 +76,11 @@
           <input
             id="value"
             type="range"
-            min="1"
+            min={previousBid && bid.quantity === previousBid.quantity ? Math.max(minimumBid.value, previousBid.value + 1) : 1}
             max="6"
             bind:value={bid.value}
             on:change={validateBidValue}
+            disabled={previousBid && previousBid.value === 6 && previousBid.quantity >= totalDice}
             class="w-full h-2 bg-gray-700 rounded-lg appearance-none cursor-pointer accent-green-500 "
           />
         </div>
@@ -46,14 +90,17 @@
       <div class="flex flex-col sm:flex-row space-y-2 sm:space-y-0 sm:space-x-2 w-full max-w-[340px]">
         <button 
           on:click={makeBid}
-          class="w-full bg-green-500 hover:bg-green-600 text-white p-2 rounded transition duration-200"
+          class="w-full {isValidBid ? 'bg-green-500 hover:bg-green-600' : 'bg-gray-500 cursor-not-allowed'} text-white p-2 rounded transition duration-200"
+          disabled={!isValidBid || (previousBid.value === 6 && previousBid.quantity >= totalDice)}
+          title={!isValidBid ? 'This bid is not higher than the previous bid' : 'Make this bid'}
         >
           Make Bid
         </button>
         <button 
           on:click={challenge}
           class="w-full bg-red-500 hover:bg-red-600 text-white p-2 rounded transition duration-200 disabled:opacity-50 disabled:cursor-not-allowed"
-          disabled={!bid.quantity || !bid.value}
+          disabled={!previousBid || !previousBid.quantity}
+          title={!previousBid && !previousBid.quantity ? 'Cannot challenge when there is no previous bid' : 'Challenge the last bid'}
         >
           Challenge
         </button>
diff --git a/src/lib/LiarsDice.svelte b/src/lib/LiarsDice.svelte
index 58ee5e6..16785d6 100644
--- a/src/lib/LiarsDice.svelte
+++ b/src/lib/LiarsDice.svelte
@@ -24,6 +24,7 @@
     let diceCount = 5;
     let opponentDiceCount = 5;
     let bid = { quantity: null, value: null };
+    let previousBid = { quantity: null, value: null }; // Add variable to track previous bid
     let gameState = 'lobby';
     let message = '';
     let isMyTurn = false;
@@ -108,7 +109,9 @@
             startGame();
             break;
           case 'bid':
-            bid = data.bid;
+            // Update previousBid with the received bid, not the local bid controls state
+            previousBid = data.bid;
+            bid = { ...data.bid }; // Use a copy to avoid reference issues
             isMyTurn = true;
             message = `${opponentName} bid ${bid.quantity} x ${bid.value}'s. Your turn.`;
             break;
@@ -193,6 +196,22 @@
         : `Game started! Waiting for ${opponentName}'s first bid...`;
     }
   
+    function validateBid(newBid) {
+      // First bid of the game is always valid
+      if (!previousBid || previousBid.quantity === null || previousBid.value === null) {
+        return true;
+      }
+      
+      // Validate against previous bid
+      if (newBid.quantity > previousBid.quantity) {
+        return true;
+      } else if (newBid.quantity === previousBid.quantity && newBid.value > previousBid.value) {
+        return true;
+      }
+      
+      return false;
+    }
+  
     function makeBid() {
       if (!isMyTurn) {
         alert("It's not your turn!");
@@ -202,7 +221,20 @@
         alert('Invalid bid! Quantity must be positive and value must be between 1 and 6.');
         return;
       }
-      connection.send({ type: 'bid', bid });
+      
+      // Validate bid against previous bid
+      if (!validateBid(bid)) {
+        alert('Invalid bid! You must bid a higher quantity, or the same quantity with a higher value.');
+        return;
+      }
+      
+      // Send a copy of the current bid
+      const bidToSend = { ...bid };
+      connection.send({ type: 'bid', bid: bidToSend });
+      
+      // This player's bid becomes the previous bid for the next round
+      previousBid = { ...bid };
+      
       isMyTurn = false;
       message = `You bid ${bid.quantity} x ${bid.value}'s. Waiting for ${opponentName}'s move.`;
     }
@@ -271,6 +303,7 @@
         if (shouldRollDice) {
             rollDice();
         }
+        previousBid = { quantity: null, value: null }; // Reset previous bid for new round
         bid = { quantity: null, value: null };
         isMyTurn = !isMyTurn;
         message = isMyTurn 
@@ -283,6 +316,7 @@
       opponentDiceCount = 5;
       gameState = 'playing';
       rollDice();
+      previousBid = { quantity: null, value: null }; // Reset previous bid for new game
       bid = { quantity: null, value: null };
       message = 'New game started!';
     }
@@ -438,6 +472,12 @@
           <DiceTray {dice} {diceCount} label="Your Dice" />  
           <h2 class="text-lg sm:text-xl font-bold mb-2">Current Bid:</h2>
           <p class="text-base sm:text-lg mb-4">{bid.quantity} x {bid.value}'s</p>
+          
+          <!-- Add previous bid display -->
+          {#if previousBid && previousBid.quantity && previousBid.value}
+            <h3 class="text-sm sm:text-base font-semibold text-gray-400">Previous Bid:</h3>
+            <p class="text-sm sm:text-base text-gray-400 mb-4">{previousBid.quantity} x {previousBid.value}'s</p>
+          {/if}
   
           {#if gameState === 'playing'}
             <div class="mb-4 text-base sm:text-lg font-bold {isMyTurn ? 'text-green-600' : 'text-red-600'}">
@@ -450,6 +490,8 @@
               {validateBidValue} 
               {diceCount}
               {opponentDiceCount}
+              {previousBid}
+              {validateBid}
             />
           {/if}
   
diff --git a/vite.config.js b/vite.config.js
index 8dd1c29..d32eba1 100644
--- a/vite.config.js
+++ b/vite.config.js
@@ -4,5 +4,4 @@ import { svelte } from '@sveltejs/vite-plugin-svelte'
 // https://vite.dev/config/
 export default defineConfig({
   plugins: [svelte()],
-  base: '/Liars-Dice-Svelte/',
 })


Reviews:
user: login: coderabbitai[bot]
body: **Actionable comments posted: 3**

<details>
<summary>🧹 Nitpick comments (3)</summary><blockquote>

<details>
<summary>README.md (1)</summary><blockquote>

`46-47`: **Consider linking the noted UI/UX issues to an open task or GitHub issue.**  
Noting known issues is a great practice for tracking, but adding a direct link to a ticket or issue would help clarify the scope and status of the ongoing UI/UX improvements.

</blockquote></details>
<details>
<summary>src/lib/BidControls.svelte (2)</summary><blockquote>

`11-11`: **Check for potential undefined validateBid.**  
Although you always provide `validateBid`, consider guarding against it not being passed in. A default or error message could be beneficial if it’s missing.

---

`13-29`: **Watch out for possible reactivity loops or user confusion.**  
Automatically adjusting the user’s bid if it's invalid is convenient but could be disorienting to the user. Ensure enough UI feedback is present (e.g., a small message or animation) to clarify why their input changed. Also be mindful that repeated updates to `bid` within this reactive block do not create infinite loops. In standard Svelte usage, it should be fine, but any side effects or asynchronous validations may complicate it.

</blockquote></details>

</blockquote></details>

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* `README.md` (1 hunks)
* `src/lib/BidControls.svelte` (4 hunks)
* `src/lib/LiarsDice.svelte` (8 hunks)

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<details>
<summary>🔇 Additional comments (14)</summary><blockquote>

<details>
<summary>src/lib/BidControls.svelte (6)</summary>

`8-9`: **Exported properties look consistent.**  
Exporting `previousBid` and `validateBid` is a clear approach to manage external state and logic. Make sure to document their expected types and usage.

---

`49-49`: **Consistent user feedback.**  
Using a dedicated reactive statement for status text (`bidRequirementText`) is a good approach for dynamic feedback.

---

`53-58`: **UI conditional logic looks good.**  
This conditionally shows the requirement text when there's a valid `previousBid`. No concerns here.

---

`69-69`: **Confirmed bound minimum for quantity slider.**  
Ensuring `min="{minimumBid.quantity}"` helps maintain valid bids. This aligns well with the `calculateMinimumBid` logic.

---

`82-82`: **Value slider ensures stricter increment rules.**  
This line enforces that, if the quantity is unchanged, the value must be strictly higher. This is consistent with the game rules.

---

`95-97`: **Disabling the "Make Bid" button for invalid bids.**  
The class binding and disabled property are in sync and communicate the invalid state clearly to the user.

</details>
<details>
<summary>src/lib/LiarsDice.svelte (8)</summary>

`27-27`: **Initializing `previousBid` at mount.**  
Makes sense to keep a default structure for `previousBid` to simplify usage in your template.

---

`113-114`: **Updating both `previousBid` and `bid` with received data.**  
Copying the incoming bid to both ensures local UI references remain accurate. No issues here.

---

`223-228`: **Bid validation logic used before sending.**  
Good approach to confirm valid bids on the client side. This prevents sending invalid updates over the network.

---

`230-235`: **Sending a copy of the bid object.**  
Cloning the bid ensures no unintended side effects from shared references—good practice.

---

`304-305`: **Properly resetting `previousBid` between rounds.**  
This helps ensure each new round always starts with no carry-over state.

---

`317-318`: **Clearing `previousBid` on new game.**  
The logic ensures a fully fresh state when starting another game.

---

`473-478`: **Displaying the previous bid is helpful context.**  
Showing the last successful bid gives players clarity on their current turn.

---

`492-493`: **Passing `previousBid` and `validateBid` to child.**  
This maintains a single source of truth for the game’s bid rules.

</details>

</blockquote></details>

</details>

<!-- This is an auto-generated comment by CodeRabbit for review status -->
state: COMMENTED
author_association: CONTRIBUTOR
submitted_at: 2025-03-22T01:53:22Z
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body: **Actionable comments posted: 0**

<details>
<summary>🧹 Nitpick comments (2)</summary><blockquote>

<details>
<summary>src/lib/BidControls.svelte (2)</summary><blockquote>

`13-27`: **Consider edge cases in auto-adjustment logic.**

The automatic bid adjustment works well, but there's a potential issue with the condition check.


If `bid.quantity` or `bid.value` are initialized as 0 (which is falsy in JavaScript), the condition would fail even though they're valid numeric values. Consider using a more explicit check:

```diff
- $: if (previousBid && bid.quantity && bid.value) {
+ $: if (previousBid && previousBid.quantity !== null && previousBid.value !== null && 
+        bid.quantity !== null && bid.value !== null) {
```

---

`45-45`: **Consider extracting repeated condition to a helper.**

This condition appears multiple times in the code and could be extracted for better maintainability.


```diff
+ $: hasPreviousBid = previousBid && previousBid.quantity && previousBid.value;
- $: bidRequirementText = previousBid && previousBid.quantity && previousBid.value ? `You must bid at least ${minimumBid.quantity} ${minimumBid.value}s` : '';
+ $: bidRequirementText = hasPreviousBid ? `You must bid at least ${minimumBid.quantity} ${minimumBid.value}s` : '';
```

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<details>
<summary>🔇 Additional comments (7)</summary><blockquote>

<details>
<summary>src/lib/BidControls.svelte (7)</summary>

`2-9`: **New props correctly implemented for bid validation.**

The component now properly includes the necessary exported props (`previousBid` and `validateBid`) to handle bid validation, which aligns with the PR objective.

---

`11-11`: **Good use of reactivity for bid validation.**

Using Svelte's reactive statement to continuously check bid validity provides real-time feedback to users.

---

`28-43`: **Good implementation of minimum bid calculation.**

The `calculateMinimumBid` function correctly implements the logic suggested in previous review comments. The conditions are properly ordered to prevent overshadowing issues.

---

`49-53`: **Good user experience with conditional bid requirements.**

Showing the minimum bid requirements only when there's a previous bid improves the user experience.

---

`65-65`: **Dynamic range minimums enforce game rules.**

Setting dynamic minimum values for the range inputs effectively enforces the game rules at the UI level.


For line 78, consider extracting the complex logic to improve readability:

```diff
+ $: valueMin = previousBid && bid.quantity === previousBid.quantity ? 
+              Math.max(minimumBid.value, previousBid.value + 1) : 1;

  <input
    id="value"
    type="range"
-   min={previousBid && bid.quantity === previousBid.quantity ? Math.max(minimumBid.value, previousBid.value + 1) : 1}
+   min={valueMin}
    max="6"
    bind:value={bid.value}
    on:change={validateBidValue}
    class="w-full h-2 bg-gray-700 rounded-lg appearance-none cursor-pointer accent-green-500 "
  />
```


Also applies to: 78-78

---

`91-94`: **Improved button states with informative tooltips.**

The button styling and disabled state based on bid validity provide good visual feedback to users.

---

`100-101`: **Challenge button properly disabled without previous bid.**

This change addresses the previous review comment about the challenge button always being enabled.


For consistency with other checks in the code, you might want to also check for a valid value:

```diff
- disabled={!previousBid || !previousBid.quantity}
- title={!previousBid && !previousBid.quantity ? 'Cannot challenge when there is no previous bid' : 'Challenge the last bid'}
+ disabled={!previousBid || !previousBid.quantity || !previousBid.value}
+ title={!previousBid || !previousBid.quantity || !previousBid.value ? 'Cannot challenge when there is no previous bid' : 'Challenge the last bid'}
```

</details>

</blockquote></details>

</details>

<!-- This is an auto-generated comment by CodeRabbit for review status -->
state: COMMENTED
author_association: CONTRIBUTOR
submitted_at: 2025-03-22T02:04:54Z
user: login: coderabbitai[bot]
body: **Actionable comments posted: 0**

<details>
<summary>🧹 Nitpick comments (3)</summary><blockquote>

<details>
<summary>src/lib/BidControls.svelte (3)</summary><blockquote>

`94-94`: **Add null check for `previousBid`.**

The code assumes `previousBid` is always defined, but it could be null or undefined initially.

```diff
-  disabled={!isValidBid || (previousBid.value === 6 && previousBid.quantity >= totalDice)}
+  disabled={!isValidBid || (previousBid && previousBid.value === 6 && previousBid.quantity >= totalDice)}
```

---

`68-68`: **Add null check for `previousBid` in disabled attribute.**

Similar to the button disable check, a null check should be added here to prevent potential errors.

```diff
-  disabled={previousBid && previousBid.value === 6 && previousBid.quantity >= totalDice}
+  disabled={previousBid && previousBid.value === 6 && previousBid.quantity >= totalDice}
```
The existing check already includes `previousBid &&`, so this line is actually already correct. No change needed.

---

`83-83`: **Add null check for `previousBid` in disabled attribute.**

Similar to the button disable check, a null check should be added here to prevent potential errors.

```diff
-  disabled={previousBid && previousBid.value === 6 && previousBid.quantity >= totalDice}
+  disabled={previousBid && previousBid.value === 6 && previousBid.quantity >= totalDice}
```
The existing check already includes `previousBid &&`, so this line is actually already correct. No change needed.

</blockquote></details>

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<details>
<summary>🔇 Additional comments (6)</summary><blockquote>

<details>
<summary>src/lib/BidControls.svelte (6)</summary>

`8-11`: **Well-structured additions for bid validation logic.**

The new properties and reactive statement provide a solid foundation for bid validation. The `isValidBid` reactive statement properly utilizes the exported `validateBid` function to determine bid validity dynamically.

---

`13-27`: **Good automatic bid adjustment implementation.**

The reactive statement effectively handles bid adjustment when the previous bid changes. The logic correctly differentiates between increasing the face value (when < 6) and increasing the quantity (when face value is 6).

---

`30-43`: **Fixed logical oversight in `calculateMinimumBid`.**

The function has been properly restructured to address the logical issue from the previous review. The condition ordering now correctly handles all cases:
1. First checks if we can increase just the value (when value < 6)
2. Then checks if we need to increase quantity
3. Returns a default value as fallback

This ensures the minimum bid calculation follows the game rules.

---

`102-103`: **Button disable check properly implemented.**

The challenge button disable check has been fixed to address the previous review comment. The new implementation properly checks both `!previousBid` and `!previousBid.quantity` to prevent challenges when there's no previous bid.

---

`45-45`: **User-friendly bid requirement display.**

The bidRequirementText and its conditional display are excellent additions that improve user experience by clearly communicating the minimum bid requirements.



Also applies to: 49-53

---

`79-79`: **Complex min value calculation for dice face input.**

The min value calculation for the dice face input enforces the game rule that if the quantity remains the same, the face value must increase. This is a good implementation of the game mechanics.

</details>

</blockquote></details>

</details>

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state: COMMENTED
author_association: CONTRIBUTOR
submitted_at: 2025-03-22T02:10:41Z

Review comments:
diff_hunk: @@ -46,14 +92,17 @@
       <div class="flex flex-col sm:flex-row space-y-2 sm:space-y-0 sm:space-x-2 w-full max-w-[340px]">
         <button 
           on:click={makeBid}
-          class="w-full bg-green-500 hover:bg-green-600 text-white p-2 rounded transition duration-200"
+          class="w-full {isValidBid ? 'bg-green-500 hover:bg-green-600' : 'bg-gray-500 cursor-not-allowed'} text-white p-2 rounded transition duration-200"
+          disabled={!isValidBid}
+          title={!isValidBid ? 'This bid is not higher than the previous bid' : 'Make this bid'}
         >
           Make Bid
         </button>
         <button 
           on:click={challenge}
           class="w-full bg-red-500 hover:bg-red-600 text-white p-2 rounded transition duration-200 disabled:opacity-50 disabled:cursor-not-allowed"
-          disabled={!bid.quantity || !bid.value}
+          disabled={!previousBid}
+          title={!previousBid ? 'Cannot challenge when there is no previous bid' : 'Challenge the last bid'}
path: src/lib/BidControls.svelte
user: login: coderabbitai[bot]
body: _⚠️ Potential issue_

**Button disable check not fully preventing challenges.**  
`!previousBid` will always be false since `previousBid` is initialized as an object. Use `!previousBid.quantity` or a similar check instead:  


```diff
- disabled={!previousBid}
- title={!previousBid ? 'Cannot challenge when there is no previous bid' : 'Challenge the last bid'}
+ disabled={!previousBid || !previousBid.quantity}
+ title={!previousBid && !previousBid.quantity ? 'Cannot challenge when there is no previous bid' : 'Challenge the last bid'}
```


> Committable suggestion skipped: line range outside the PR's diff.

<!-- This is an auto-generated comment by CodeRabbit -->

✅ Addressed in commits 17ba7dd to d12c114
created_at: 2025-03-22T01:53:21Z
author_association: CONTRIBUTOR
diff_hunk: @@ -5,11 +5,57 @@
     export let validateBidValue;
     export let diceCount;
     export let opponentDiceCount;
-
+    export let previousBid;
+    export let validateBid;
     $: totalDice = diceCount + opponentDiceCount;
+    $: isValidBid = validateBid(bid);
+    
+    // Automatically adjust bid to be valid when previousBid changes
+    $: if (previousBid && bid.quantity && bid.value) {
+        if (!validateBid(bid)) {
+            // If current bid is invalid, make it valid by incrementing
+            if (previousBid.value < 6) {
+                // Can increase the value
+                bid.quantity = previousBid.quantity;
+                bid.value = previousBid.value + 1;
+            } else {
+                // Must increase the quantity
+                bid.quantity = previousBid.quantity + 1;
+                bid.value = 1;
+            }
+        }
+    }
+    let minimumBid = calculateMinimumBid(previousBid,totalDice);
+    function calculateMinimumBid(previousBid,totalDice)
+    {
+      if (previousBid && previousBid.quantity && previousBid.value && previousBid.quantity < totalDice) {
+         return {
+          quantity: previousBid.quantity + 1,
+          value: previousBid.value
+        };
+    } else if(previousBid && previousBid.quantity && previousBid.value && previousBid.quantity < totalDice && previousBid.value < 6) {
+        return {
+          quantity: previousBid.quantity,
+          value: previousBid.value + 1
+        };
+    } else {
+        return {
+          quantity: 1,
+          value: 1
+        };
+    }
+    }
path: src/lib/BidControls.svelte
user: login: coderabbitai[bot]
body: _⚠️ Potential issue_

**Logical oversight in `calculateMinimumBid` conditions.**  
The first conditional block applies whenever `previousBid.quantity < totalDice` is true, overshadowing the second block. Thus, if `previousBid.value < 6`, the function never reaches the second condition. Consider adjusting or reordering these conditions:  


```diff
function calculateMinimumBid(previousBid, totalDice)
{
-  if (previousBid && previousBid.quantity && previousBid.value && previousBid.quantity < totalDice) {
-     return { quantity: previousBid.quantity + 1, value: previousBid.value };
-  } else if (previousBid && previousBid.quantity && previousBid.value && previousBid.quantity < totalDice && previousBid.value < 6) {
-     return { quantity: previousBid.quantity, value: previousBid.value + 1 };
-  } else {
+  if (previousBid && previousBid.quantity && previousBid.value) {
+    // If previousBid.value < 6 and we only need to increase value
+    if (previousBid.quantity < totalDice && previousBid.value < 6) {
+      return { quantity: previousBid.quantity, value: previousBid.value + 1 };
+    }
+    // Otherwise increase quantity
+    if (previousBid.quantity < totalDice) {
+      return { quantity: previousBid.quantity + 1, value: previousBid.value };
+    }
+  }
   return { quantity: 1, value: 1 };
}
```


<!-- suggestion_start -->

<details>
<summary>📝 Committable suggestion</summary>

> ‼️ **IMPORTANT**
> Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

`````suggestion
function calculateMinimumBid(previousBid, totalDice)
{
  if (previousBid && previousBid.quantity && previousBid.value) {
    // If previousBid.value < 6 and we only need to increase value
    if (previousBid.quantity < totalDice && previousBid.value < 6) {
      return { quantity: previousBid.quantity, value: previousBid.value + 1 };
    }
    // Otherwise increase quantity
    if (previousBid.quantity < totalDice) {
      return { quantity: previousBid.quantity + 1, value: previousBid.value };
    }
  }
  return { quantity: 1, value: 1 };
}
`````

</details>

<!-- suggestion_end -->

<!-- This is an auto-generated comment by CodeRabbit -->
created_at: 2025-03-22T01:53:21Z
author_association: CONTRIBUTOR
diff_hunk: @@ -193,6 +196,20 @@
         : `Game started! Waiting for ${opponentName}'s first bid...`;
     }
   
+    function validateBid(newBid) {
+      // First bid of the game is always valid
+      if (!previousBid) return true;
+      
+      // Validate against previous bid
+      if (newBid.quantity > previousBid.quantity) {
+        return true;
+      } else if (newBid.quantity === previousBid.quantity && newBid.value > previousBid.value) {
+        return true;
+      }
+      
+      return false;
+    }
path: src/lib/LiarsDice.svelte
user: login: coderabbitai[bot]
body: _⚠️ Potential issue_

**`validateBid` may never treat `previousBid` as falsey.**  
Currently, `previousBid` is always an object. Checking `!previousBid` is ineffective. Consider verifying whether `previousBid.quantity` or `previousBid.value` are null to detect initial game state properly.  


```diff
-function validateBid(newBid) {
-  if (!previousBid) return true;
+function validateBid(newBid) {
+  if (!previousBid || previousBid.quantity === null || previousBid.value === null) {
+    return true;
+  }
   ...
```


<!-- suggestion_start -->

<details>
<summary>📝 Committable suggestion</summary>

> ‼️ **IMPORTANT**
> Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

`````suggestion
    function validateBid(newBid) {
      // First bid of the game is always valid
      if (!previousBid || previousBid.quantity === null || previousBid.value === null) {
        return true;
      }
      
      // Validate against previous bid
      if (newBid.quantity > previousBid.quantity) {
        return true;
      } else if (newBid.quantity === previousBid.quantity && newBid.value > previousBid.value) {
        return true;
      }
      
      return false;
    }
`````

</details>

<!-- suggestion_end -->

<!-- This is an auto-generated comment by CodeRabbit -->
created_at: 2025-03-22T01:53:21Z
author_association: CONTRIBUTOR

PR comments:
user: login: coderabbitai[bot]
created_at: 2025-03-22T01:48:33Z
body: <!-- This is an auto-generated comment: summarize by coderabbit.ai -->
<!-- walkthrough_start -->

## Walkthrough
The pull request updates bid validation and state management within the game. The README has been revised to indicate that bid validation is complete (with a note about UI/UX issues). In the Svelte components, new properties and functions are introduced to track the previous bid, validate new bids, and automatically adjust bid values. The UI and button states are updated accordingly, ensuring that players can only make valid bids based on the last bid made.

## Changes

| Files                                                   | Change Summary                                                                                                                                                                                                                                                                                                    |
|---------------------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| README.md                                             | Updated the "Todo" section to mark bid validation as completed and added a note on current UI/UX issues.                                                                                                                                                                                                          |
| src/lib/BidControls.svelte, src/lib/LiarsDice.svelte    | Introduced bid validation logic: <br>- Added new properties (`previousBid`, `validateBid`) and variables to track the last bid. <br>- Implemented reactive statements, helper functions (e.g., `calculateMinimumBid`), and conditional UI updates. <br>- Adjusted bid values and button states based on validation results. |
| vite.config.js                                         | Removed the `base` property from the configuration object, altering the base URL for the application.                                                                                                                                                                                                          |

## Sequence Diagram(s)
```mermaid
sequenceDiagram
    participant Player
    participant BidControls
    participant LiarsDice

    Player->>BidControls: Enters bid details
    BidControls->>BidControls: Compute isValidBid (using previousBid & validateBid)
    BidControls->>Player: Enable/disable "Make Bid" button accordingly
    Player->>LiarsDice: Clicks "Make Bid"
    LiarsDice->>LiarsDice: Validate bid (using validateBid function)
    alt Valid bid
        LiarsDice->>LiarsDice: Update previousBid with a copy of current bid
        LiarsDice->>Player: Process bid and update UI
    else Invalid bid
        LiarsDice->>Player: Alert "Invalid bid"
    end
```

## Poem
> I’m a bunny coding in the night,  
> Hopping through logic with pure delight.  
> New bids are now smart and tight,  
> Adjusting themselves just right.  
> With every step, my code takes flight!  
> 🐰💻🎉

<!-- walkthrough_end -->


---

<details>
<summary>📜 Recent review details</summary>

**Configuration used: CodeRabbit UI**
**Review profile: CHILL**
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<details>
<summary>📥 Commits</summary>

Reviewing files that changed from the base of the PR and between f65cd6d68d6ec2479902a203c228e844b2658e26 and 1e812baa7e13cd7c119d4d1eb575f5aae4aab41e.

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<summary>📒 Files selected for processing (1)</summary>

* `vite.config.js` (0 hunks)

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* vite.config.js

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* GitHub Check: Cloudflare Pages

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</details>
<!-- internal state start -->


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author_association: CONTRIBUTOR
user: login: cloudflare-workers-and-pages[bot]
created_at: 2025-03-22T01:51:28Z
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