Add maker selects fidelity bond size

.env-sample

@@ -55,8 +55,10 @@ FEE = 0.002
 # Shall incentivize order making
 MAKER_FEE_SPLIT=0.125
 
-# Default bond size as fraction
-BOND_SIZE = 0.01
+# Bond size as percentage (%)
+DEFAULT_BOND_SIZE = 1
+MIN_BOND_SIZE = 1
+MAX_BOND_SIZE = 15
 
 # Time out penalty for canceling takers in SECONDS
 PENALTY_TIMEOUT = 60

api/logics.py

@@ -14,7 +14,6 @@ import time
 FEE = float(config("FEE"))
 MAKER_FEE_SPLIT = float(config("MAKER_FEE_SPLIT"))
 
-BOND_SIZE = float(config("BOND_SIZE"))
 ESCROW_USERNAME = config("ESCROW_USERNAME")
 PENALTY_TIMEOUT = int(config("PENALTY_TIMEOUT"))
 
@@ -698,7 +697,7 @@ class Logics:
 
         # If there was no maker_bond object yet, generates one
         order.last_satoshis = cls.satoshis_now(order)
-        bond_satoshis = int(order.last_satoshis * BOND_SIZE)
+        bond_satoshis = int(order.last_satoshis * order.bond_size/100)
 
         description = f"RoboSats - Publishing '{str(order)}' - Maker bond - This payment WILL FREEZE IN YOUR WALLET, check on the website if it was successful. It will automatically return unless you cheat or cancel unilaterally."
 
@@ -808,7 +807,7 @@ class Logics:
 
         # If there was no taker_bond object yet, generates one
         order.last_satoshis = cls.satoshis_now(order)
-        bond_satoshis = int(order.last_satoshis * BOND_SIZE)
+        bond_satoshis = int(order.last_satoshis * order.bond_size/100)
         pos_text = "Buying" if cls.is_buyer(order, user) else "Selling"
         description = (
             f"RoboSats - Taking 'Order {order.id}' {pos_text} BTC for {str(float(order.amount)) + Currency.currency_dict[str(order.currency.currency)]}"

api/models.py

@@ -20,7 +20,7 @@ import json
 MIN_TRADE = int(config("MIN_TRADE"))
 MAX_TRADE = int(config("MAX_TRADE"))
 FEE = float(config("FEE"))
-BOND_SIZE = float(config("BOND_SIZE"))
+DEFAULT_BOND_SIZE = float(config("DEFAULT_BOND_SIZE"))
 
 
 class Currency(models.Model):
@@ -106,8 +106,8 @@ class LNPayment(models.Model):
                                    default=None,
                                    blank=True)
     num_satoshis = models.PositiveBigIntegerField(validators=[
-        MinValueValidator(MIN_TRADE * BOND_SIZE),
-        MaxValueValidator(MAX_TRADE * (1 + BOND_SIZE + FEE)),
+        MinValueValidator(100),
+        MaxValueValidator(MAX_TRADE * (1 + DEFAULT_BOND_SIZE + FEE)),
     ])
     created_at = models.DateTimeField()
     expires_at = models.DateTimeField()
@@ -229,6 +229,18 @@ class Order(models.Model):
         ],
         blank=False,
     )
+    # optionally makers can choose the fidelity bond size of the maker and taker (%)
+    bond_size = models.DecimalField(
+        max_digits=4,
+        decimal_places=2,
+        default=DEFAULT_BOND_SIZE,
+        null=False,
+        validators=[
+            MinValueValidator(float(config("MIN_BOND_SIZE"))),   # 1  %
+            MaxValueValidator(float(config("MAX_BOND_SIZE"))),   # 15 %
+        ],
+        blank=False,
+    )
 
     # how many sats at creation and at last check (relevant for marked to market)
     t0_satoshis = models.PositiveBigIntegerField(

api/serializers.py

@@ -36,6 +36,7 @@ class MakeOrderSerializer(serializers.ModelSerializer):
             "premium",
             "satoshis",
             "public_duration",
+            "bond_size",
         )
 
 class UpdateOrderSerializer(serializers.Serializer):

api/views.py

@@ -30,6 +30,8 @@ from decouple import config
 
 EXP_MAKER_BOND_INVOICE = int(config("EXP_MAKER_BOND_INVOICE"))
 RETRY_TIME = int(config("RETRY_TIME"))
+PUBLIC_DURATION = 60*60*int(config("DEFAULT_PUBLIC_ORDER_DURATION"))-1
+BOND_SIZE = int(config("DEFAULT_BOND_SIZE"))
 
 avatar_path = Path(settings.AVATAR_ROOT)
 avatar_path.mkdir(parents=True, exist_ok=True)
@@ -73,6 +75,13 @@ class MakerView(CreateAPIView):
         satoshis = serializer.data.get("satoshis")
         is_explicit = serializer.data.get("is_explicit")
         public_duration = serializer.data.get("public_duration")
+        bond_size = serializer.data.get("bond_size")
+
+        # Optional params
+        if public_duration == None:
+            public_duration = PUBLIC_DURATION
+        if bond_size == None:
+            bond_size = BOND_SIZE
 
         valid, context, _ = Logics.validate_already_maker_or_taker(
             request.user)
@@ -89,9 +98,10 @@ class MakerView(CreateAPIView):
             satoshis=satoshis,
             is_explicit=is_explicit,
             expires_at=timezone.now() + timedelta(
-                seconds=EXP_MAKER_BOND_INVOICE),  # TODO Move to class method
+                seconds=EXP_MAKER_BOND_INVOICE),
             maker=request.user,
             public_duration=public_duration,
+            bond_size=bond_size,
         )
 
         # TODO move to Order class method when new instance is created!
@@ -686,7 +696,7 @@ class InfoView(ListAPIView):
         context["network"] = config("NETWORK")
         context["maker_fee"] = float(config("FEE"))*float(config("MAKER_FEE_SPLIT"))
         context["taker_fee"] = float(config("FEE"))*(1 - float(config("MAKER_FEE_SPLIT")))
-        context["bond_size"] = float(config("BOND_SIZE"))
+        context["bond_size"] = float(config("DEFAULT_BOND_SIZE"))
 
         if request.user.is_authenticated:
             context["nickname"] = request.user.username

frontend/src/components/MakerPage.js

@@ -59,7 +59,6 @@ export default class MakerPage extends Component {
         showAdvanced: false,
         allowBondless: false,
         publicExpiryTime: new Date(0, 0, 0, 23, 59),
-        publicDuration: 23*60*60 + 59*60,
         enableAmountRange: false,
         minAmount: null,
         bondSize: 1,
@@ -139,7 +138,6 @@ export default class MakerPage extends Component {
 
     handleCreateOfferButtonPressed=()=>{
         this.state.amount == null ? this.setState({amount: 0}) : null;
-
         const requestOptions = {
             method: 'POST',
             headers: {'Content-Type':'application/json', 'X-CSRFToken': getCookie('csrftoken')},
@@ -152,6 +150,7 @@ export default class MakerPage extends Component {
                 premium: this.state.is_explicit ? null: this.state.premium,
                 satoshis: this.state.is_explicit ? this.state.satoshis: null,
                 public_duration: this.state.publicDuration,
+                bond_size: this.state.bondSize,
             }),
         };
         fetch("/api/make/",requestOptions)
@@ -174,19 +173,6 @@ export default class MakerPage extends Component {
         return this.state.currencies_dict[val.toString()]
     }
 
-    handleBlur = () => {
-    if (this.state.bondSize < 0) {
-        this.setState({bondSize:0});
-    } else if (this.state.bondSize > 100) {
-        this.setState({bondSize:20});
-    }
-    };
-
-    
-    handleSliderBondSizeChange = (event, newValue) => {
-        this.setState({bondSize: newValue});
-    };
-
     handleInputBondSizeChange = (event) => {
         this.setState({bondSize: event.target.value === '' ? 1 : Number(event.target.value)});
     };
@@ -358,9 +344,36 @@ export default class MakerPage extends Component {
     AdvancedMakerOptions = () => {
         return(
             <Paper elevation={12} style={{ padding: 8, width:280, align:'center'}}>
+            
             <Grid container xs={12}  spacing={1}>
+
+            <Grid item xs={12} align="center" spacing={1}>
+                    <FormControl align="center">
+                        <FormHelperText>
+                            <Tooltip enterTouchDelay="0" title={"Set the skin-in-the-game (increase for higher safety assurance)"}>
+                                <div align="center" style={{display:'flex',flexWrap:'wrap', transform: 'translate(20%, 0)'}}>
+                                    Fidelity Bond Size <LockIcon sx={{height:20,width:20}}/>
+                                </div>
+                            </Tooltip>
+                        </FormHelperText>
+
+                        <Slider
+                            sx={{width:220, align:"center"}}
+                            aria-label="Bond Size (%)"
+                            defaultValue={1}
+                            valueLabelDisplay="auto"
+                            valueLabelFormat={(x) => (x+'%')}
+                            step={0.25}
+                            marks={[{value: 1,label: '1%'},{value: 5,label: '5%'},{value: 10,label: '10%'},{value: 15,label: '15%'}]}
+                            min={1}
+                            max={15}
+                            onChange={(e) => this.setState({bondSize: e.target.value})}
+                        />
+
+                    </FormControl>
+                </Grid>
+
                 <Grid item xs={12} align="center" spacing={1}>
-                    <br/>
                     <LocalizationProvider dateAdapter={DateFnsUtils}>
                         <TimePicker
                             ampm={false}
@@ -377,7 +390,7 @@ export default class MakerPage extends Component {
                         />
                     </LocalizationProvider>
                 </Grid>
-
+                
                 <Grid item xs={12} align="center" spacing={1}>
                 <FormControl align="center">
                         <FormHelperText>
@@ -403,7 +416,6 @@ export default class MakerPage extends Component {
                                 track="inverted"
                                 value={this.state.minAmount ? this.state.minAmount : this.state.amount}
                                 step={this.state.amount/100}
-                                getAriaValueText={this.bondSizeText}
                                 valueLabelDisplay="auto"
                                 valueLabelFormat={(x) => (x+" "+this.state.currencyCode)}
                                 marks={this.state.amount == null ?
@@ -419,35 +431,6 @@ export default class MakerPage extends Component {
                         </Grid>
                     </FormControl>
                 </Grid>
-                
-                <Grid item xs={12} align="center" spacing={1}>
-                    <FormControl align="center">
-                        <FormHelperText>
-                            <Tooltip enterTouchDelay="0" title={"COMING SOON - Increase for a higher safety assurance"}>
-                            <div align="center" style={{display:'flex',flexWrap:'wrap', transform: 'translate(20%, 0)'}}>
-                                <LockIcon sx={{height:20,width:20}}/> Fidelity Bond Size 
-                            </div>
-                            </Tooltip>
-                        </FormHelperText>
-
-                        <Slider
-                            disabled
-                            sx={{width:220, align:"center"}}
-                            aria-label="Bond Size (%)"
-                            defaultValue={1}
-                            getAriaValueText={this.bondSizeText}
-                            valueLabelDisplay="auto"
-                            valueLabelFormat={(x) => (x+'%')}
-                            step={0.5}
-                            marks={[{value: 1,label: '1%'},{value: 3,label: '3%'},{value: 5,label: '5%'},{value: 9,label: '9%'},{value: 15,label: '15%'}]}
-                            min={1}
-                            max={15}
-                            onChange={this.handleSliderBondSizeChange}
-                        />
-
-                    </FormControl>
-                    
-                </Grid>
 
                 <Grid item xs={12} align="center" spacing={1}>
                     <Tooltip enterTouchDelay="0" title={"COMING SOON - High risk! Limited to "+ this.maxBondlessSats/1000 +"K Sats"}>