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Show Initial Buy ownership in Classic #22

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Merged
0xprogrammable merged 1 commit into from
Jul 30, 2026
Merged

Show Initial Buy ownership in Classic #22

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108 changes: 96 additions & 12 deletions app/globals.css
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -6593,21 +6593,48 @@ html[data-theme="dark"] .theme-toggle-sun {
.classic-v3-split-row label > span:first-child,
.profile-v3-payout > span {
color: var(--muted);
font-size: 12px;
font-size: 13px;
font-weight: 640;
}

.classic-v3-fee-control > small,
.classic-v3-reward-note {
color: var(--muted);
font-size: 11.5px;
line-height: 1.35;
color: var(--text-soft);
font-size: 13px;
line-height: 1.4;
margin: 0;
}

.classic-v3-fee-breakdown {
display: flex;
flex-wrap: wrap;
gap: 4px 12px;
justify-content: space-between;
margin: 0;
}

.classic-v3-fee-breakdown > div {
align-items: baseline;
display: inline-flex;
gap: 5px;
min-width: 0;
white-space: nowrap;
}

.classic-v3-fee-control > small span {
color: var(--border-strong);
margin: 0 3px;
.classic-v3-fee-breakdown dt,
.classic-v3-fee-breakdown dd {
margin: 0;
}

.classic-v3-fee-breakdown dt {
color: var(--muted);
font-size: 12px;
}

.classic-v3-fee-breakdown dd {
color: var(--text-soft);
font-size: 13px;
font-variant-numeric: tabular-nums;
font-weight: 650;
}

.classic-v3-fees legend,
Expand Down Expand Up @@ -6765,7 +6792,7 @@ html[data-theme="dark"] .theme-toggle-sun {
background: transparent;
color: var(--muted);
font: inherit;
font-size: 13px;
font-size: 13.5px;
font-weight: 650;
padding: 0 10px;
white-space: nowrap;
Expand Down Expand Up @@ -6865,9 +6892,62 @@ html[data-theme="dark"] .theme-toggle-sun {
background: var(--surface-soft);
border: 1px solid var(--border);
border-radius: 16px;
grid-template-columns: minmax(0, 1fr) minmax(190px, 246px);
column-gap: 12px;
display: grid;
grid-template-columns: minmax(120px, 1fr) minmax(190px, 230px);
margin: 0;
padding: 13px;
row-gap: 12px;
}

.classic-v3-amount-label {
display: grid;
gap: 3px;
min-width: 0;
}

.classic-v3-amount-label strong {
color: var(--text);
font-size: 14px;
font-weight: 650;
}

.classic-v3-amount-label small {
color: var(--muted);
font-size: 12px;
line-height: 1.35;
margin: 0;
white-space: nowrap;
}

.classic-v3-buy-preview {
border-top: 1px solid var(--border);
display: grid;
gap: 8px;
grid-column: 1 / -1;
grid-template-columns: repeat(2, minmax(0, 1fr));
padding-top: 11px;
}

.classic-v3-buy-preview > span {
display: grid;
gap: 2px;
min-width: 0;
}

.classic-v3-buy-preview small {
color: var(--muted);
font-size: 12px;
line-height: 1.35;
}

.classic-v3-buy-preview strong {
color: var(--text);
font-size: 14px;
font-variant-numeric: tabular-nums;
font-weight: 650;
line-height: 1.35;
overflow-wrap: anywhere;
}

.classic-v3-initial-buy .meme-dev-buy-input button {
Expand Down Expand Up @@ -6903,7 +6983,7 @@ html[data-theme="dark"] .theme-toggle-sun {
.classic-v3-custody legend,
.classic-v3-custody label > span:first-child {
color: var(--muted);
font-size: 12px;
font-size: 13px;
font-weight: 650;
}

Expand Down Expand Up @@ -7274,10 +7354,14 @@ html[data-theme="dark"] .theme-toggle-sun {
}

.classic-v3-reward-mode button {
font-size: 12px;
font-size: 12.5px;
padding-inline: 4px;
}

.classic-v3-buy-preview {
grid-template-columns: 1fr;
}

}

@media (min-width: 1120px) {
Expand Down
79 changes: 65 additions & 14 deletions components/launch-builder.tsx
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,7 @@ import {
createDeepDraft,
createEmptyDraft,
createStockPairedDraft,
getClassicInitialBuyPreview,
maximumClassicDevBuyWei,
MEME_MIN_INITIAL_BUY_ETH,
MEME_MIN_INITIAL_BUY_ETH_LABEL,
Expand Down Expand Up @@ -2971,6 +2972,16 @@ const initialBuyAccessOptions: readonly LaunchSelectOption<
{ value: "cliff-linear", label: "Cliff, then linear vesting" },
];

const compactInitialBuyTokenFormatter = new Intl.NumberFormat("en-US", {
compactDisplay: "short",
maximumFractionDigits: 2,
notation: "compact",
});

const initialBuySupplyFormatter = new Intl.NumberFormat("en-US", {
maximumFractionDigits: 2,
});

function EnhancedClassicFeeStep({
draft,
setDraft,
Expand Down Expand Up @@ -3005,12 +3016,19 @@ function EnhancedClassicFeeStep({
return Number.isFinite(share) ? total + share : total;
}, 0);
const splitIsComplete = Math.abs(splitTotal - 100) < 0.001;
const initialBuyPreview = getClassicInitialBuyPreview(
draft.initialBuyEth,
draft.buySwapFeePercent,
);
const initialBuyTokenLabel = draft.tokenSymbol.trim()
? `$${draft.tokenSymbol.trim().toUpperCase()}`
: "tokens";
const rewardNote =
draft.rewardDestinationMode === "launcher"
? "Rewards go to the launch wallet"
? "Paid to the launch wallet"
: draft.rewardDestinationMode === "external"
? "Rewards go to one wallet"
: "Each wallet claims its own share";
? "Paid to the selected wallet"
: "Each recipient claims their share";

return (
<section className="classic-v3-settings" aria-labelledby="classic-v3-fees">
Expand Down Expand Up @@ -3042,12 +3060,20 @@ function EnhancedClassicFeeStep({
updateClassicV3Draft({ [key]: value })
}
/>
<small>
{Number.isFinite(creatorFeeBps)
? formatClassicV3Percent(creatorFeeBps)
: "—"}{" "}
creator <span>·</span> 0.10% Programmable
</small>
<dl className="classic-v3-fee-breakdown">
<div>
<dt>Creator</dt>
<dd>
{Number.isFinite(creatorFeeBps)
? formatClassicV3Percent(creatorFeeBps)
: "—"}
</dd>
</div>
<div>
<dt>Programmable</dt>
<dd>0.10%</dd>
</div>
</dl>
</div>
);
})}
Expand Down Expand Up @@ -3079,7 +3105,7 @@ function EnhancedClassicFeeStep({
</button>
))}
</div>
<small className="classic-v3-reward-note">{rewardNote}</small>
<p className="classic-v3-reward-note">{rewardNote}</p>
</fieldset>
</div>

Expand Down Expand Up @@ -3186,11 +3212,14 @@ function EnhancedClassicFeeStep({
</div>

<div className="classic-v3-initial-buy">
<label className="meme-dev-buy" htmlFor="classic-v3-dev-buy">
<span>
<div className="meme-dev-buy">
<label
className="classic-v3-amount-label"
htmlFor="classic-v3-dev-buy"
>
<strong>Amount</strong>
<small>Minimum {MEME_MIN_INITIAL_BUY_ETH_LABEL}</small>
</span>
</label>
<span className="meme-dev-buy-input">
<input
id="classic-v3-dev-buy"
Expand All @@ -3215,7 +3244,29 @@ function EnhancedClassicFeeStep({
</button>
<span>ETH</span>
</span>
</label>
<div
className="classic-v3-buy-preview"
role="status"
aria-live="polite"
>
<span>
<small>Estimated tokens</small>
<strong>
{initialBuyPreview
? `≈ ${compactInitialBuyTokenFormatter.format(initialBuyPreview.tokenAmount)} ${initialBuyTokenLabel}`
: "—"}
</strong>
</span>
<span>
<small>Share of supply</small>
<strong>
{initialBuyPreview
? `≈ ${initialBuySupplyFormatter.format(initialBuyPreview.supplyPercent)}%`
: "—"}
</strong>
</span>
</div>
</div>

<fieldset
className="classic-v3-custody"
Expand Down
67 changes: 66 additions & 1 deletion lib/launch.ts
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
import { parseEther } from "viem";
import { formatEther, parseEther } from "viem";

export const PLATFORM_FEE_BPS = 10;
export const CLASSIC_TOTAL_SWAP_FEE_PERCENT = "1";
Expand All @@ -14,6 +14,12 @@ export const MEME_MIN_INITIAL_BUY_WEI = 600_000_000_000_000n;
export const MEME_MIN_INITIAL_BUY_ETH = "0.0006";
export const MEME_MIN_INITIAL_BUY_ETH_LABEL =
`${MEME_MIN_INITIAL_BUY_ETH} ETH`;
const MEME_MIN_USABLE_TICK = -887_200;
const MEME_INITIAL_SQRT_PRICE = 1.0001 ** (MEME_INITIAL_TICK / 2);
const MEME_MIN_SQRT_PRICE = 1.0001 ** (MEME_MIN_USABLE_TICK / 2);
const MEME_INITIAL_LIQUIDITY =
MEME_TOKEN_SUPPLY_WHOLE /
(MEME_INITIAL_SQRT_PRICE - MEME_MIN_SQRT_PRICE);
export const ADAPTIVE_MIN_FDV_INDEX = -887_272;
export const ADAPTIVE_MAX_FDV_INDEX = 887_272;
export const ADAPTIVE_MIN_FEE_BPS = 100;
Expand Down Expand Up @@ -50,6 +56,13 @@ export type ClassicInitialBuyCustodyMode =
| "linear"
| "cliff-linear";

export type ClassicInitialBuyPreview = {
grossEthAmount: number;
poolEthAmount: number;
tokenAmount: number;
supplyPercent: number;
};

export type AdaptiveCurvePointDraft = {
fdvIndex: number;
totalSwapFeeBps: number;
Expand Down Expand Up @@ -248,6 +261,58 @@ export function parseInitialBuyWei(value: string | null | undefined) {
}
}

export function getClassicInitialBuyPreview(
initialBuyEth: string,
buyFeePercent: string,
): ClassicInitialBuyPreview | null {
const initialBuyWei = parseInitialBuyWei(initialBuyEth);
const normalizedFeePercent = Number(buyFeePercent.trim());

if (
initialBuyWei === null ||
!Number.isInteger(normalizedFeePercent) ||
normalizedFeePercent < 1 ||
normalizedFeePercent > 10
) {
return null;
}

const grossEthAmount = Number(formatEther(initialBuyWei));
const poolEthAmount = grossEthAmount * (1 - normalizedFeePercent / 100);

if (
!Number.isFinite(grossEthAmount) ||
!Number.isFinite(poolEthAmount) ||
poolEthAmount <= 0
) {
return null;
}

const nextSqrtPrice =
(MEME_INITIAL_LIQUIDITY * MEME_INITIAL_SQRT_PRICE) /
(MEME_INITIAL_LIQUIDITY +
poolEthAmount * MEME_INITIAL_SQRT_PRICE);
const tokenAmount = Math.max(
0,
Math.min(
MEME_TOKEN_SUPPLY_WHOLE,
MEME_INITIAL_LIQUIDITY *
(MEME_INITIAL_SQRT_PRICE - nextSqrtPrice),
),
);

if (!Number.isFinite(tokenAmount) || tokenAmount <= 0) {
return null;
}

return {
grossEthAmount,
poolEthAmount,
tokenAmount,
supplyPercent: (tokenAmount / MEME_TOKEN_SUPPLY_WHOLE) * 100,
};
}

export function parseOptionalInitialBuyWei(value: string | null | undefined) {
const normalized = typeof value === "string" ? value.trim() : "";
if (
Expand Down
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