67 lines
1.8 KiB
Go
67 lines
1.8 KiB
Go
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// Vikunja is a to-do list application to facilitate your life.
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// Copyright 2018-2021 Vikunja and contributors. All rights reserved.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public Licensee as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public Licensee for more details.
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//
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// You should have received a copy of the GNU Affero General Public Licensee
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package utils
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import (
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"fmt"
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"math"
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"strings"
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"time"
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)
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// HumanizeDuration formats a time.Duration in a human-friendly format.
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// Based on https://gist.github.com/harshavardhana/327e0577c4fed9211f65
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func HumanizeDuration(duration time.Duration) string {
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years := int64(duration.Hours() / 24 / 365)
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days := int64(duration.Hours()/24) - years*365
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weeks := days / 7
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days -= weeks * 7
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hours := int64(math.Mod(duration.Hours(), 24))
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minutes := int64(math.Mod(duration.Minutes(), 60))
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chunks := []struct {
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singularName string
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amount int64
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}{
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{"year", years},
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{"week", weeks},
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{"day", days},
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{"hour", hours},
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{"minute", minutes},
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}
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parts := []string{}
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for _, chunk := range chunks {
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switch chunk.amount {
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case 0:
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continue
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case 1:
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parts = append(parts, fmt.Sprintf("one %s", chunk.singularName))
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default:
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parts = append(parts, fmt.Sprintf("%d %ss", chunk.amount, chunk.singularName))
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}
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}
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if len(parts) > 1 {
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return strings.Join(parts[:len(parts)-1], ", ") + " and " + parts[len(parts)-1]
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}
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return strings.Join(parts, ", ")
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}
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