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#747 | decode trx input to show contract function call #759

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merged 4 commits into from
May 31, 2024
Merged

#747 | decode trx input to show contract function call #759

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84cd55e
add TransactionInputViewer component
Viterbo May 27, 2024
54fd79b
Hide the Default View on input Viewer
Viterbo May 28, 2024
f900c42
Input Viewer with multiline data table + copy to cliboard button
Viterbo May 29, 2024
bd3c5cf
fix mobile + added copy to clip by line
Viterbo May 29, 2024
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292 changes: 292 additions & 0 deletions src/components/Transaction/TransactionInputViewer.vue
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Original file line number Diff line number Diff line change
@@ -0,0 +1,292 @@
<script setup lang="ts">
import { ethers } from 'ethers';
import { ref, computed, watch, onMounted } from 'vue';
import { defineProps, defineEmits } from 'vue';
import { useI18n } from 'vue-i18n';
import CopyButton from 'components/CopyButton.vue';

// Interfaces
export interface DecodedTransactionInput {
method: string;
name: string;
args: { name: string; type: string; input: string; value: unknown }[];
input: string;
}

const props = defineProps<{
data: DecodedTransactionInput | null,
input: string,
}>();

const emit = defineEmits(['change']);

const { t: $t } = useI18n();
const currentView = ref<string>('original');

const showView = (view: string) => {
currentView.value = view;
emit('change', view);
};

const defaultViewString = computed(() => {
if (!props.data) {
return '';
}
let str = `Function: ${props.data.name}\n`;
str += `\nMethodID: ${props.data.input.substring(0, 10)}\n`;
str += props.data.args.map((arg, index) => `[${index}]: ${arg.input}`).join('\n');
return str;
});

const copyButtonText = computed(() => {
if (!props.data) {
return '';
}
let str = '';
str += columns.value.map(col => col.label).join(',') + '\n';
rows.value.forEach((row, index) => {
str += `${index}, ${row.name}, ${row.type}, ${row.value}\n`;
});

return str;
});

const copyButtonDesc = computed(() => $t('components.input_viewer.copy_button_desc'));

const signatureString = computed(() => {
if (!props.data) {
return '';
}
return `Function: ${props.data.name}`;
});

const decodedData = computed(() => {
if (!props.data) {
return null;
}
return props.data;
});

const pagination = ref({
page: 1,
rowsPerPage: 10,
rowsNumber: 0,
});

const columns = computed(() => [
{ name: 'index', align: 'left', label: '#', field: 'index' },
{ name: 'name', align: 'left', label: $t('components.input_viewer.name'), field: 'name' },
{ name: 'type', align: 'left', label: $t('components.input_viewer.type'), field: 'type' },
{ name: 'value', align: 'left', label: $t('components.input_viewer.data'), field: 'value' },
]);

const valueToString = (value: unknown): string => {
if (typeof value === 'string') {
return value;
}
if (Array.isArray(value)) {
return value.map(v => valueToString(v)).join(', ');
}
if (value instanceof Uint8Array) {
return value.toString();
}
if (value instanceof ethers.BigNumber) {
return value.toString();
}
if (typeof value === 'object') {
return JSON.stringify(value);
}
if (typeof value?.toString === 'function') {
return (value as {toString:()=>string}).toString();
}
return String(value).toString();
};

const rows = computed(() => {
if (!decodedData.value) {
return [];
}
return decodedData.value.args.map((arg, index) => ({
index,
name: arg.name,
type: arg.type,
value: valueToString(arg.value),
}));
});

const initView = () => {
if (props.data === null) {
currentView.value = 'original';
} else {
currentView.value = 'original';
}
};
watch([() => props.data, () => props.input], () => {
initView();
});
onMounted(() => {
initView();
});

const copied = ref(false);
const copyToClipboard = (row_value: string) => {
navigator.clipboard.writeText(row_value);
copied.value = true;
setTimeout(() => {
copied.value = false;
}, 2000);
};

</script>


<template>
<div class="c-transaction-input-viewer">
<div class="c-transaction-input-viewer__view">
<div v-if="currentView === 'original'" class="c-transaction-input-viewer__original">
{{ props.input }}
</div>
<div v-else-if="currentView === 'default'" class="c-transaction-input-viewer__default">
<q-input
v-model="defaultViewString"
borderless
autogrow
readonly
type="textarea"
/>
</div>
<div v-else-if="currentView === 'decoded'" class="c-transaction-input-viewer__table">
<q-input
v-model="signatureString"
borderless
autogrow
readonly
type="textarea"
/>
<q-table
v-model:pagination.sync="pagination"
:rows="rows"
:columns="columns"
row-key="index"
>
<template v-slot:header="props">
<q-tr :props="props">
<q-th
v-for="col in props.cols"
:key="col.name"
:props="props"
>
<div class="c-transaction-input-viewer__table-header-cell">
<span>{{ col.label }}</span>
<CopyButton
v-if="col.name === 'value'"
:text="copyButtonText"
:description="copyButtonDesc"
accompanyingText=""
class="q-mr-sm"
/>
</div>
</q-th>
</q-tr>
</template>
<template v-slot:body="props">
<q-tr :key="props.row.hash + props.row.parsedTransaction?.transfers?.length" :props="props">
<q-td key="index" :props="props" class="c-transaction-input-viewer__table-cell">
{{ props.row ? props.row.index : '' }}
</q-td>
<q-td key="name" :props="props" class="c-transaction-input-viewer__table-cell">
{{ props.row ? props.row.name : '' }}
</q-td>
<q-td key="type" :props="props" class="c-transaction-input-viewer__table-cell">
{{ props.row ? props.row.type : '' }}
</q-td>
<q-td
key="value"
:props="props"
class="c-transaction-input-viewer__table-cell c-transaction-input-viewer__table-cell--value"
@click="copyToClipboard(props.row.value)"
>
<div class="c-transaction-input-viewer__table-cell-value">
{{ props.row ? props.row.value : '' }}
</div>
<q-tooltip>
<q-icon v-if="copied" class="fas fa-check" />
{{ copied ? $t('components.copied') : $t('components.copy_to_clipboard') }}
</q-tooltip>
</q-td>
</q-tr>
</template>
<template v-slot:bottom></template>
</q-table>
</div>
</div>
<div v-if="props.data !== null" class="c-transaction-input-viewer__controls">
<!-- TODO: https://github.com/telosnetwork/teloscan/issues/762
<q-btn
class="c-transaction-input-viewer__controls-btn"
:color="currentView === 'default' ? 'primary' : 'default'"
@click="showView('default')"
>
{{ $t('components.input_viewer.default_view') }}
</q-btn-->
<q-btn
class="c-transaction-input-viewer__controls-btn"
:color="currentView === 'original' ? 'primary' : 'default'"
@click="showView('original')"
>
{{ $t('components.input_viewer.original_view') }}
</q-btn>
<q-btn
class="c-transaction-input-viewer__controls-btn"
:color="currentView === 'decoded' ? 'primary' : 'default'"
@click="showView('decoded')"
>
{{ $t('components.input_viewer.decoded_view') }}
</q-btn>
</div>
</div>
</template>

<style lang="scss">
.c-transaction-input-viewer {
&__table {
.q-table__card {
box-shadow: none;
}
.q-table__bottom {
display: none;
}

&-cell {
&--value {
cursor: pointer;
}
&-value {
// solamente para resoluciones desktop
@media (min-width: 1024px) {
white-space: normal;
}
}
}
&-header-cell {
display: flex;
align-items: center;
justify-content: space-between;
}
}

&__controls {
padding-top: 10px;
display: flex;
gap: 8px;

&-btn.bg-default {
color: var(--text-color) !important;
}
}

textarea {
font-family: monospace;
}
}
</style>
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