Use checkbox to toggle between buy and sell
This commit is contained in:
ekzyis
parent
6bdd4e19b2
commit
b8898451ea
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@ -1,135 +0,0 @@
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<template>
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<div>
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<button type="button" :class="yesClass" class="label success font-mono mx-1 my-3"
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@click.prevent="toggleYes">YES</button>
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<button type="button" :class="noClass" class="label error font-mono mx-1 my-3" @click.prevent="toggleNo">NO</button>
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<form v-show="showForm" @submit.prevent="submitForm">
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<label for="stake">how much?</label>
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<input name="stake" v-model="stake" type="number" min="0" placeholder="sats" required />
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<label for="certainty">how sure?</label>
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<input name="certainty" v-model="certainty" type="number" min="0.01" max="0.99" step="0.01" required />
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<label>you receive:</label>
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<label>{{ format(shares) }} {{ selected }} shares @ {{ format(price) }} sats</label>
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<label>you pay:</label>
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<label>{{ format(cost) }} sats</label>
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<label>if you win:</label>
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<label>+{{ format(profit) }} sats</label>
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<button class="col-span-2" type="submit">submit buy order</button>
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</form>
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<div v-if="err" class="red text-center">{{ err }}</div>
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</div>
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</template>
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<script setup>
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import { useSession } from '@/stores/session'
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import { ref, computed } from 'vue'
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import { useRoute, useRouter } from 'vue-router'
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const session = useSession()
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const router = useRouter()
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const route = useRoute()
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const marketId = route.params.id
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const selected = ref(route.query.share || null)
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const showForm = computed(() => selected.value !== null)
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const err = ref(null)
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// how much wants the user bet?
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const stake = ref(route.query.stake || 100)
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// how sure is the user he will win?
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const certainty = ref(route.query.certainty || 0.5)
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// price per share: more risk, lower price, higher reward
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const price = computed(() => certainty.value * 100)
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// how many (full) shares can be bought?
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const shares = computed(() => {
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const val = price.value > 0 ? stake.value / price.value : null
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// only full shares can be bought
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return Math.round(val)
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})
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// how much does this order cost?
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const cost = computed(() => {
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return shares.value * price.value
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})
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// how high is the potential reward?
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const profit = computed(() => {
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// shares expire at 10 or 0 sats
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const val = (100 * shares.value) - cost.value
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return isNaN(val) ? 0 : val
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})
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const format = (x, i = 3) => x === null ? null : x >= 1 ? Math.round(x) : x === 0 ? x : x.toFixed(i)
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const market = ref(null)
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const url = '/api/market/' + marketId
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await fetch(url)
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.then(r => r.json())
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.then(body => {
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market.value = body
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})
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.catch(console.error)
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// Currently, we only support binary markets.
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// (only events which can be answered with YES and NO)
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const yesShareId = computed(() => {
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return market?.value.Shares.find(s => s.Description === 'YES').Id
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})
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const noShareId = computed(() => {
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return market?.value.Shares.find(s => s.Description === 'NO').Id
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})
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const shareId = computed(() => {
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return selected.value === 'YES' ? yesShareId.value : noShareId.value
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})
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const submitForm = async () => {
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if (!session.isAuthenticated) return router.push('/login')
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// TODO validate form
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const url = window.origin + '/api/order'
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const body = JSON.stringify({
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sid: shareId.value,
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quantity: shares.value,
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price: price.value,
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// TODO support selling
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side: 'BUY'
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})
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const res = await fetch(url, { method: 'POST', headers: { 'Content-type': 'application/json' }, body })
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const resBody = await res.json()
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if (res.status !== 402) {
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err.value = `error: server responded with HTTP ${resBody.status}`
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return
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}
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const invoiceId = resBody.id
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router.push('/invoice/' + invoiceId)
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}
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const toggleYes = () => {
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selected.value = selected.value === 'YES' ? null : 'YES'
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}
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const toggleNo = () => {
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selected.value = selected.value === 'NO' ? null : 'NO'
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}
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const yesClass = computed(() => selected.value === 'YES' ? ['active'] : [])
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const noClass = computed(() => selected.value === 'NO' ? ['active'] : [])
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</script>
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<style scoped>
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.success.active {
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background-color: #35df8d;
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color: white;
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}
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.error.active {
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background-color: #ff7386;
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color: white;
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}
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form {
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margin: 0 auto;
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display: grid;
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grid-template-columns: auto auto;
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}
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form>* {
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margin: 0.5em 1em;
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}
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</style>
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@ -1,7 +1,7 @@
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<template>
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<ul>
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<li class="my-3" v-for="market in markets" :key="market.id">
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<router-link :to="'/market/' + market.id + '/form/buy'">{{ market.description }}</router-link>
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<router-link :to="'/market/' + market.id + '/form'">{{ market.description }}</router-link>
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</li>
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</ul>
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<button v-if="!showForm" @click.prevent="toggleForm">+ create market</button>
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@ -1,31 +1,189 @@
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<template>
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<div>
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<header class="flex flex-row text-center justify-center pt-1">
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<nav>
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<StyledLink :to="'/market/' + marketId + '/form/buy'">buy</StyledLink>
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<StyledLink :to="'/market/' + marketId + '/form/sell'">sell</StyledLink>
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</nav>
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</header>
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<router-view />
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<div>
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<button type="button" :class="yesClass" class="label success font-mono mx-1 my-3"
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@click.prevent="toggleYes">YES</button>
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<button type="button" :class="noClass" class="label error font-mono mx-1 my-3" @click.prevent="toggleNo">NO</button>
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</div>
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<div v-if="userShares > 0 && showForm" class="flex justify-center items-center">
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<label for="side" class="m-1"><i>sell?</i></label>
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<input v-model="side" true-value="SELL" false-value="BUY" type="checkbox" name="side" class="m-1"/>
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</div>
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<form v-if="side === 'BUY'" v-show="showForm" @submit.prevent="submitBuyForm">
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<label for="stake">how much?</label>
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<input name="stake" v-model="stake" type="number" min="0" placeholder="sats" required />
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<label for="certainty">how sure?</label>
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<input name="certainty" v-model="certainty" type="number" min="0.01" max="0.99" step="0.01" required />
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<label>you receive:</label>
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<label>{{ format(shares) }} {{ selected }} shares @ {{ format(price) }} sats</label>
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<label>you pay:</label>
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<label>{{ format(cost) }} sats</label>
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<label>if you win:</label>
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<label>+{{ format(profit) }} sats</label>
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<button class="col-span-2" type="submit">submit buy order</button>
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</form>
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<form v-else v-show="showForm" @submit.prevent="submitSellForm">
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<label for="inv">you have:</label>
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<label name="inv">{{ userShares }} shares</label>
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<label for="shares">how many?</label>
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<input name="shares" v-model="shares" type="number" min="1" :max="userShares" placeholder="shares" required />
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<label for="price">price?</label>
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<input name="price" v-model="price" type="number" min="1" max="99" step="1" required />
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<label>you sell:</label>
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<label>{{ shares }} {{ selected }} shares @ {{ price }} sats</label>
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<label>you make:</label>
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<label>{{ format(profit) }} sats</label>
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<button class="col-span-2" type="submit" :disabled="disabled">submit sell order</button>
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</form>
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<div v-if="err" class="red text-center">{{ err }}</div>
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</div>
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</template>
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<script setup>
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import { useRoute } from 'vue-router'
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import StyledLink from '@/components/StyledLink'
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import { useSession } from '@/stores/session'
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import { ref, computed } from 'vue'
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import { useRoute, useRouter } from 'vue-router'
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const session = useSession()
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const router = useRouter()
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const route = useRoute()
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const marketId = route.params.id
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// YES NO button logic
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// -- which button was pressed?
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const selected = ref(route.query.share || null)
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// -- button css
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const yesClass = computed(() => selected.value === 'YES' ? ['active'] : [])
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const noClass = computed(() => selected.value === 'NO' ? ['active'] : [])
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// -- show form if any button was pressed
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const showForm = computed(() => selected.value !== null)
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const toggleYes = () => {
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selected.value = selected.value === 'YES' ? null : 'YES'
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}
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const toggleNo = () => {
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selected.value = selected.value === 'NO' ? null : 'NO'
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}
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// show errors below form
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const err = ref(null)
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// BUY or SELL?
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const side = ref(route.query.side || 'BUY')
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// -- BUY params
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// how much wants the user bet?
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const stake = ref(route.query.stake || 100)
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// how sure is the user he will win?
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const certainty = ref(route.query.certainty || 0.5)
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// price per share: more risk, lower price, higher reward
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const price = computed(() => certainty.value * 100)
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// how many (full) shares can be bought?
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const shares = computed(() => {
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const val = price.value > 0 ? stake.value / price.value : null
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// only full shares can be bought
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return Math.round(val)
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})
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// how much does this order cost?
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const cost = computed(() => {
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return shares.value * price.value
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})
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// how high is the potential reward?
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const profit = computed(() => {
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// shares expire at 10 or 0 sats
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const val = (100 * shares.value) - cost.value
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return isNaN(val) ? 0 : val
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})
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// -- SELL params
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// how many shares does the user own?
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const userShares = computed(() => (((selected.value === 'YES' ? market.value.user?.YES : market.value.user?.NO) || 0) - sold.value))
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// how many share did the user sell since we refreshed our data?
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const sold = ref(0)
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const disabled = computed(() => userShares.value === 0)
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const format = (x, i = 3) => x === null ? null : x >= 1 ? Math.round(x) : x === 0 ? x : x.toFixed(i)
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// Fetch market data
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const market = ref(null)
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const url = '/api/market/' + marketId
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await fetch(url)
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.then(r => r.json())
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.then(body => {
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market.value = body
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})
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.catch(console.error)
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// Currently, we only support binary markets.
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// (only events which can be answered with YES and NO)
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const yesShareId = computed(() => {
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return market?.value.Shares.find(s => s.Description === 'YES').Id
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})
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const noShareId = computed(() => {
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return market?.value.Shares.find(s => s.Description === 'NO').Id
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})
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const shareId = computed(() => {
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return selected.value === 'YES' ? yesShareId.value : noShareId.value
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})
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const submitBuyForm = async () => {
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if (!session.isAuthenticated) return router.push('/login')
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// TODO validate form
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const url = window.origin + '/api/order'
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const body = JSON.stringify({
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sid: shareId.value,
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quantity: shares.value,
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price: price.value,
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side: 'BUY'
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})
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const res = await fetch(url, { method: 'POST', headers: { 'Content-type': 'application/json' }, body })
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const resBody = await res.json()
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if (res.status !== 402) {
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err.value = `error: server responded with HTTP ${resBody.status}`
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return
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}
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const invoiceId = resBody.id
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router.push('/invoice/' + invoiceId)
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}
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const submitSellForm = async () => {
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if (!session.isAuthenticated) return router.push('/login')
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// TODO validate form
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const url = window.origin + '/api/order'
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const body = JSON.stringify({
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sid: shareId.value,
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quantity: shares.value,
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price: price.value,
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side: 'SELL'
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})
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const res = await fetch(url, { method: 'POST', headers: { 'Content-type': 'application/json' }, body })
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const resBody = await res.json()
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if (res.status !== 402) {
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err.value = `error: server responded with HTTP ${resBody.status}`
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return
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}
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const invoiceId = resBody.id
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router.push('/invoice/' + invoiceId)
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}
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</script>
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<style scoped>
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nav {
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display: flex;
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justify-content: center;
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.success.active {
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background-color: #35df8d;
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color: white;
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}
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nav>a {
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margin: 0 3px;
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.error.active {
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background-color: #ff7386;
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color: white;
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}
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form {
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margin: 0 auto;
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display: grid;
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grid-template-columns: auto auto;
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}
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form>* {
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margin: 0.5em 1em;
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}
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</style>
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@ -1,125 +0,0 @@
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<template>
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<div>
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<button type="button" :class="yesClass" class="label success font-mono mx-1 my-3"
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@click.prevent="toggleYes">YES</button>
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<button type="button" :class="noClass" class="label error font-mono mx-1 my-3" @click.prevent="toggleNo">NO</button>
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<form v-show="showForm" @submit.prevent="submitForm">
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<label for="inv">you have:</label>
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<label name="inv">{{ userShares }} shares</label>
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<label for="shares">how many?</label>
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<input name="shares" v-model="shares" type="number" min="1" :max="userShares" placeholder="shares" required />
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<label for="price">price?</label>
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<input name="price" v-model="price" type="number" min="1" max="99" step="1" required />
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<label>you sell:</label>
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<label>{{ shares }} {{ selected }} shares @ {{ price }} sats</label>
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<label>you make:</label>
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<label>{{ format(profit) }} sats</label>
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<button class="col-span-2" type="submit" :disabled="disabled">submit sell order</button>
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</form>
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<div v-if="err" class="red text-center">{{ err }}</div>
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</div>
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</template>
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<script setup>
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import { useSession } from '@/stores/session'
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import { ref, computed } from 'vue'
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import { useRoute, useRouter } from 'vue-router'
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const session = useSession()
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const router = useRouter()
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const route = useRoute()
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const marketId = route.params.id
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const selected = ref(route.query.share || null)
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const showForm = computed(() => selected.value !== null)
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const err = ref(null)
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// how many shares wants the user sell?
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const shares = ref(route.query.shares || 0)
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// at which price?
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const price = ref(route.query.price || 50)
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// how high is the potential reward?
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const profit = computed(() => {
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const val = shares.value * price.value
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return isNaN(val) ? 0 : val
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})
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const format = (x, i = 3) => x === null ? null : x >= 1 ? Math.round(x) : x === 0 ? x : x.toFixed(i)
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const market = ref(null)
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const url = '/api/market/' + marketId
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await fetch(url)
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.then(r => r.json())
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.then(body => {
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market.value = body
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})
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.catch(console.error)
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// Currently, we only support binary markets.
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// (only events which can be answered with YES and NO)
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const yesShareId = computed(() => market?.value.Shares.find(s => s.Description === 'YES').Id)
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const noShareId = computed(() => market?.value.Shares.find(s => s.Description === 'NO').Id)
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const shareId = computed(() => selected.value === 'YES' ? yesShareId.value : noShareId.value)
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const sold = ref(0)
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const userShares = computed(() => (((selected.value === 'YES' ? market.value.user?.YES : market.value.user?.NO) || 0) - sold.value))
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const disabled = computed(() => userShares.value === 0)
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const submitForm = async () => {
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if (!session.isAuthenticated) return router.push('/login')
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// TODO validate form
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const url = window.origin + '/api/order'
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const body = JSON.stringify({
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sid: shareId.value,
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quantity: shares.value,
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price: price.value,
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// TODO support selling
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side: 'SELL'
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})
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const res = await fetch(url, { method: 'POST', headers: { 'Content-type': 'application/json' }, body })
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const resBody = await res.json()
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if (res.status === 201) {
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sold.value += shares.value
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return
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}
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if (res.status !== 402) {
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err.value = `error: server responded with HTTP ${resBody.status}`
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return
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}
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const invoiceId = resBody.id
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router.push('/invoice/' + invoiceId)
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}
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||||
const toggleYes = () => {
|
||||
selected.value = selected.value === 'YES' ? null : 'YES'
|
||||
}
|
||||
|
||||
const toggleNo = () => {
|
||||
selected.value = selected.value === 'NO' ? null : 'NO'
|
||||
}
|
||||
|
||||
const yesClass = computed(() => selected.value === 'YES' ? ['active'] : [])
|
||||
const noClass = computed(() => selected.value === 'NO' ? ['active'] : [])
|
||||
|
||||
</script>
|
||||
|
||||
<style scoped>
|
||||
.success.active {
|
||||
background-color: #35df8d;
|
||||
color: white;
|
||||
}
|
||||
|
||||
.error.active {
|
||||
background-color: #ff7386;
|
||||
color: white;
|
||||
}
|
||||
|
||||
form {
|
||||
margin: 0 auto;
|
||||
display: grid;
|
||||
grid-template-columns: auto auto;
|
||||
}
|
||||
|
||||
form>* {
|
||||
margin: 0.5em 1em;
|
||||
}
|
||||
</style>
|
||||
|
|
@ -16,9 +16,6 @@ import UserOrders from '@/components/UserOrders'
|
|||
import OrderForm from '@/components/OrderForm'
|
||||
import MarketOrders from '@/components/MarketOrders'
|
||||
import MarketStats from '@/components/MarketStats'
|
||||
import BuyOrderForm from '@/components/BuyOrderForm'
|
||||
import SellOrderForm from '@/components/SellOrderForm'
|
||||
|
||||
const routes = [
|
||||
{
|
||||
path: '/', component: HomeView
|
||||
|
|
@ -39,19 +36,7 @@ const routes = [
|
|||
path: '/market/:id',
|
||||
component: MarketView,
|
||||
children: [
|
||||
{
|
||||
path: 'form',
|
||||
name: 'form',
|
||||
component: OrderForm,
|
||||
children: [
|
||||
{
|
||||
path: 'buy', name: 'form-buy', component: BuyOrderForm
|
||||
},
|
||||
{
|
||||
path: 'sell', name: 'form-sell', component: SellOrderForm
|
||||
}
|
||||
]
|
||||
},
|
||||
{ path: 'form', name: 'form', component: OrderForm },
|
||||
{ path: 'orders', name: 'market-orders', component: MarketOrders },
|
||||
{ path: 'stats', name: 'market-stats', component: MarketStats }
|
||||
]
|
||||
|
|
|
|||
Loading…
Reference in New Issue