budibase/packages/standard-components/src/Chart/Heatmap.svelte

84 lines
2.0 KiB
Svelte

<script>
import { getColorSchema, getChartGradient, notNull } from "./utils"
import britecharts from "britecharts"
import { onMount } from "svelte"
import { select } from "d3-selection"
import shortid from "shortid"
const _id = shortid.generate()
export let _bb
export let model
let store = _bb.store
const chart = britecharts.heatmap()
const chartClass = `heatmap-container-${_id}`
const legendClass = `legend-container-${_id}`
let chartElement = null
let chartContainer = null
export let data = []
export let color = "britecharts"
export let height = 200
export let width = 200
export let margin = { top: 0, right: 0, bottom: 0, left: 0 }
export let useLegend = true
export let yAxisLabels = null
export let boxSize = null
onMount(async () => {
if (chart) {
if (model) {
await fetchData()
}
chartContainer = select(`.${chartClass}`)
bindChartUIProps()
chartContainer.datum(data).call(chart)
}
})
async function fetchData() {
const FETCH_RECORDS_URL = `/api/views/all_${model}`
const response = await _bb.api.get(FETCH_RECORDS_URL)
if (response.status === 200) {
const json = await response.json()
store.update(state => {
state[model] = json
return state
})
} else {
throw new Error("Failed to fetch records.", response)
}
}
function bindChartUIProps() {
if (notNull(color)) {
chart.colorSchema(colorSchema)
}
if (notNull(height)) {
chart.height(height)
}
if (notNull(width)) {
chart.width(width)
}
if (notNull(boxSize)) {
chart.boxSize(boxSize)
}
if (notNull(yAxisLabels)) {
chart.yAxisLabels(yAxisLabels)
}
}
$: _data = model ? $store[model] : data
$: colorSchema = getColorSchema(color)
</script>
<div bind:this={chartElement} class={chartClass} />
{#if useLegend}
<div class={legendClass} />
{/if}