devtools/packages/devtools-ui/src/components/tree.tsx at 434ac3dd90d154d11a6e84720a3a8b052cbcfbb9 · TanStack/devtools · GitHub

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import { For, Show, createSignal } from 'solid-js'
import clsx from 'clsx'
import { useStyles } from '../styles/use-styles'

export function JsonTree(props: { value: any }) {
  return <JsonValue isRoot value={props.value} />
}

function JsonValue(props: {
  value: any
  keyName?: string
  isRoot?: boolean
  isLastKey?: boolean
}) {
  const { value, keyName, isRoot = false, isLastKey } = props
  const styles = useStyles()

  return (
    <span class={styles().tree.valueContainer(isRoot)}>
      {keyName && typeof value !== 'object' && !Array.isArray(value) && (
        <span class={styles().tree.valueKey}>&quot;{keyName}&quot;: </span>
      )}
      {(() => {
        if (typeof value === 'string') {
          return (
            <span class={styles().tree.valueString}>&quot;{value}&quot;</span>
          )
        }
        if (typeof value === 'number') {
          return <span class={styles().tree.valueNumber}>{value}</span>
        }
        if (typeof value === 'boolean') {
          return <span class={styles().tree.valueBoolean}>{String(value)}</span>
        }
        if (value === null) {
          return <span class={styles().tree.valueNull}>null</span>
        }
        if (value === undefined) {
          return <span class={styles().tree.valueNull}>undefined</span>
        }
        if (typeof value === 'function') {
          return (
            <span class={styles().tree.valueFunction}>{String(value)}</span>
          )
        }
        if (Array.isArray(value)) {
          return <ArrayValue keyName={keyName} value={value} />
        }
        if (typeof value === 'object') {
          return <ObjectValue keyName={keyName} value={value} />
        }
        return <span />
      })()}
      {isLastKey || isRoot ? '' : <span>,</span>}
    </span>
  )
}

const ArrayValue = ({
  value,
  keyName,
}: {
  value: Array<any>
  keyName?: string
}) => {
  const styles = useStyles()
  const [expanded, setExpanded] = createSignal(true)
  return (
    <span>
      {keyName && (
        <span
          onclick={(e) => {
            e.stopPropagation()
            e.stopImmediatePropagation()
            setExpanded(!expanded())
          }}
          class={clsx(styles().tree.valueKey, styles().tree.collapsible)}
        >
          &quot;{keyName}&quot;:{' '}
        </span>
      )}
      <span class={styles().tree.valueBraces}>[</span>
      <Show when={expanded()}>
        <For each={value}>
          {(item, i) => {
            const isLastKey = i() === value.length - 1
            return (
              <>
                <JsonValue value={item} isLastKey={isLastKey} />
              </>
            )
          }}
        </For>
      </Show>
      <Show when={!expanded()}>
        <span
          onClick={(e) => {
            e.stopPropagation()
            e.stopImmediatePropagation()
            setExpanded(!expanded())
          }}
          class={clsx(styles().tree.valueKey, styles().tree.collapsible)}
        >
          {`... ${value.length} more`}
        </span>
      </Show>
      <span class={styles().tree.valueBraces}>]</span>
    </span>
  )
}

const ObjectValue = ({
  value,
  keyName,
}: {
  value: Record<string, any>
  keyName?: string
}) => {
  const styles = useStyles()
  const [expanded, setExpanded] = createSignal(true)
  const keys = Object.keys(value)
  const lastKeyName = keys[keys.length - 1]

  return (
    <span>
      {keyName && (
        <span
          onClick={(e) => {
            e.stopPropagation()
            e.stopImmediatePropagation()
            setExpanded(!expanded())
          }}
          class={clsx(styles().tree.valueKey, styles().tree.collapsible)}
        >
          &quot;{keyName}&quot;:{' '}
        </span>
      )}
      <span class={styles().tree.valueBraces}>{'{'}</span>
      <Show when={expanded()}>
        <For each={keys}>
          {(k) => (
            <>
              <JsonValue
                value={value[k]}
                keyName={k}
                isLastKey={lastKeyName === k}
              />
            </>
          )}
        </For>
      </Show>
      <Show when={!expanded()}>
        <span
          onClick={(e) => {
            e.stopPropagation()
            e.stopImmediatePropagation()
            setExpanded(!expanded())
          }}
          class={clsx(styles().tree.valueKey, styles().tree.collapsible)}
        >
          {`... ${keys.length} more`}
        </span>
      </Show>
      <span class={styles().tree.valueBraces}>{'}'}</span>
    </span>
  )
}