/
Progress.purs
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Progress.purs
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module Lumi.Components.Progress where
import Prelude
import Color (cssStringHSLA)
import Data.Int (toNumber)
import Data.Maybe (Maybe(..))
import Data.Nullable (toNullable)
import Lumi.Components.Color (colors)
import React.Basic (Component, JSX, createComponent, displayNameFromComponent, element, makeStateless)
import React.Basic.DOM as R
type ProgressProps =
{ total :: Int
, completed :: Int
, style :: R.CSS
, testId :: Maybe String
}
progressDefaults :: ProgressProps
progressDefaults =
{ total: 100
, completed: 0
, style: R.css {}
, testId: Nothing
}
progressBar :: ProgressProps -> JSX
progressBar = makeProgressComponent (createComponent "ProgressBar") \{ total, completed } ->
R.svg
{ xmlns: "http://www.w3.org/2000/svg"
, height: "6"
, width: "120"
, children:
[ backgroundPath
{ fill
, fillRule
, strokeWidth
, strokeMiterlimit
, d
, stroke: cssStringHSLA colors.black3
}
, meterPath
{ className: "meter"
, fill
, fillRule
, strokeWidth
, strokeMiterlimit
, d
, stroke: cssStringHSLA colors.primary
, pathLength: total
, strokeDasharray: total
, strokeDashoffset: completed
, style: progressAnimationStyles
}
]
}
where
fill = "none"
fillRule = "nonzero"
strokeWidth = "6"
strokeMiterlimit = "round"
d = "M0,3 L120,3"
backgroundPath = element (R.unsafeCreateDOMComponent "path")
meterPath = element (R.unsafeCreateDOMComponent "path")
progressCircle :: ProgressProps -> JSX
progressCircle = makeProgressComponent (createComponent "ProgressCircle") \{ total, completed } ->
R.svg
{ xmlns: "http://www.w3.org/2000/svg"
, height: "24"
, width: "24"
, style: R.css { transform: "rotate(-90deg)" }
, children:
[ backgroundPath
{ fill
, fillRule
, strokeWidth
, strokeMiterlimit
, cx
, cy
, r
, stroke: cssStringHSLA colors.black3
}
, meterPath
{ className: "meter"
, fill
, fillRule
, strokeWidth
, strokeMiterlimit
, cx
, cy
, r
, stroke: cssStringHSLA colors.primary
, pathLength: total
, strokeDasharray: total
, strokeDashoffset: completed
, style: progressAnimationStyles
}
]
}
where
fill = "none"
fillRule = "evenodd"
strokeWidth = "3"
strokeMiterlimit = "round"
cx = "12"
cy = "12"
r = "10"
backgroundPath = element (R.unsafeCreateDOMComponent "circle")
meterPath = element (R.unsafeCreateDOMComponent "circle")
makeProgressComponent :: Component ProgressProps -> ({ total :: String, completed :: String } -> JSX) -> ProgressProps -> JSX
makeProgressComponent component renderShape = makeStateless component render
where
render props =
let
total = toNumber (max 1 props.total)
completed = min total (toNumber (max 0 props.completed))
totalString = show total
completedString = show (total - (total * (completed / total)))
in
lumiProgress
{ "data-testid": toNullable props.testId
, "data-variant": displayNameFromComponent component
, role: "progressbar"
, "aria-valuenow": show completed
, "aria-valuemin": "0"
, "aria-valuemax": totalString
, style: R.mergeStyles [ R.css { display: "flex" }, props.style ]
, children: renderShape { total: totalString, completed: completedString }
}
lumiProgress = element (R.unsafeCreateDOMComponent "lumi-progress")
progressAnimationStyles :: R.CSS
progressAnimationStyles = R.css { willChange: "auto", transition: "stroke-dashoffset 400ms ease-in-out" }