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Diffstat (limited to 'packages/merchant-backoffice-ui/src/components/picker/DurationPicker.tsx')
-rw-r--r-- | packages/merchant-backoffice-ui/src/components/picker/DurationPicker.tsx | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/packages/merchant-backoffice-ui/src/components/picker/DurationPicker.tsx b/packages/merchant-backoffice-ui/src/components/picker/DurationPicker.tsx new file mode 100644 index 000000000..f32a48fd4 --- /dev/null +++ b/packages/merchant-backoffice-ui/src/components/picker/DurationPicker.tsx @@ -0,0 +1,211 @@ +/* + This file is part of GNU Taler + (C) 2021 Taler Systems S.A. + + GNU Taler is free software; you can redistribute it and/or modify it under the + terms of the GNU General Public License as published by the Free Software + Foundation; either version 3, or (at your option) any later version. + + GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY + WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR + A PARTICULAR PURPOSE. See the GNU General Public License for more details. + + You should have received a copy of the GNU General Public License along with + GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/> + */ + +/** + * + * @author Sebastian Javier Marchano (sebasjm) + */ + +import { h, VNode } from "preact"; +import { useState } from "preact/hooks"; +import { useTranslator } from "../../i18n"; +import "../../scss/DurationPicker.scss"; + +export interface Props { + hours?: boolean; + minutes?: boolean; + seconds?: boolean; + days?: boolean; + onChange: (value: number) => void; + value: number; +} + +// inspiration taken from https://github.com/flurmbo/react-duration-picker +export function DurationPicker({ + days, + hours, + minutes, + seconds, + onChange, + value, +}: Props): VNode { + const ss = 1000 * 1000; + const ms = ss * 60; + const hs = ms * 60; + const ds = hs * 24; + const i18n = useTranslator(); + + return ( + <div class="rdp-picker"> + {days && ( + <DurationColumn + unit={i18n`days`} + max={99} + value={Math.floor(value / ds)} + onDecrease={value >= ds ? () => onChange(value - ds) : undefined} + onIncrease={value < 99 * ds ? () => onChange(value + ds) : undefined} + onChange={(diff) => onChange(value + diff * ds)} + /> + )} + {hours && ( + <DurationColumn + unit={i18n`hours`} + max={23} + min={1} + value={Math.floor(value / hs) % 24} + onDecrease={value >= hs ? () => onChange(value - hs) : undefined} + onIncrease={value < 99 * ds ? () => onChange(value + hs) : undefined} + onChange={(diff) => onChange(value + diff * hs)} + /> + )} + {minutes && ( + <DurationColumn + unit={i18n`minutes`} + max={59} + min={1} + value={Math.floor(value / ms) % 60} + onDecrease={value >= ms ? () => onChange(value - ms) : undefined} + onIncrease={value < 99 * ds ? () => onChange(value + ms) : undefined} + onChange={(diff) => onChange(value + diff * ms)} + /> + )} + {seconds && ( + <DurationColumn + unit={i18n`seconds`} + max={59} + value={Math.floor(value / ss) % 60} + onDecrease={value >= ss ? () => onChange(value - ss) : undefined} + onIncrease={value < 99 * ds ? () => onChange(value + ss) : undefined} + onChange={(diff) => onChange(value + diff * ss)} + /> + )} + </div> + ); +} + +interface ColProps { + unit: string; + min?: number; + max: number; + value: number; + onIncrease?: () => void; + onDecrease?: () => void; + onChange?: (diff: number) => void; +} + +function InputNumber({ + initial, + onChange, +}: { + initial: number; + onChange: (n: number) => void; +}) { + const [value, handler] = useState<{ v: string }>({ + v: toTwoDigitString(initial), + }); + + return ( + <input + value={value.v} + onBlur={(e) => onChange(parseInt(value.v, 10))} + onInput={(e) => { + e.preventDefault(); + const n = Number.parseInt(e.currentTarget.value, 10); + if (isNaN(n)) return handler({ v: toTwoDigitString(initial) }); + return handler({ v: toTwoDigitString(n) }); + }} + style={{ + width: 50, + border: "none", + fontSize: "inherit", + background: "inherit", + }} + /> + ); +} + +function DurationColumn({ + unit, + min = 0, + max, + value, + onIncrease, + onDecrease, + onChange, +}: ColProps): VNode { + const cellHeight = 35; + return ( + <div class="rdp-column-container"> + <div class="rdp-masked-div"> + <hr class="rdp-reticule" style={{ top: cellHeight * 2 - 1 }} /> + <hr class="rdp-reticule" style={{ top: cellHeight * 3 - 1 }} /> + + <div class="rdp-column" style={{ top: 0 }}> + <div class="rdp-cell" key={value - 2}> + {onDecrease && ( + <button + style={{ width: "100%", textAlign: "center", margin: 5 }} + onClick={onDecrease} + > + <span class="icon"> + <i class="mdi mdi-chevron-up" /> + </span> + </button> + )} + </div> + <div class="rdp-cell" key={value - 1}> + {value > min ? toTwoDigitString(value - 1) : ""} + </div> + <div class="rdp-cell rdp-center" key={value}> + {onChange ? ( + <InputNumber + initial={value} + onChange={(n) => onChange(n - value)} + /> + ) : ( + toTwoDigitString(value) + )} + <div>{unit}</div> + </div> + + <div class="rdp-cell" key={value + 1}> + {value < max ? toTwoDigitString(value + 1) : ""} + </div> + + <div class="rdp-cell" key={value + 2}> + {onIncrease && ( + <button + style={{ width: "100%", textAlign: "center", margin: 5 }} + onClick={onIncrease} + > + <span class="icon"> + <i class="mdi mdi-chevron-down" /> + </span> + </button> + )} + </div> + </div> + </div> + </div> + ); +} + +function toTwoDigitString(n: number) { + if (n < 10) { + return `0${n}`; + } + return `${n}`; +} |