97 lines
1.6 KiB
Go
97 lines
1.6 KiB
Go
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package api
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import (
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"fmt"
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"strconv"
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)
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type UpgradeType uint8
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const (
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UpgradeTypeArchive UpgradeType = iota
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UpgradeTypeFiles
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)
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type FSData struct {
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Files []string
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Data string
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}
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type FwUpgradeData struct {
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Type UpgradeType
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Files []string
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}
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type NotifyData struct {
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Title string
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Body string
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}
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type FSTransferProgress struct {
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Total uint32
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Sent uint32
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}
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type FileInfo struct {
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Name string
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Size int64
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IsDir bool
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}
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func (fi FileInfo) String() string {
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var isDirChar rune
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if fi.IsDir {
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isDirChar = 'd'
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} else {
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isDirChar = '-'
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}
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// Get human-readable value for file size
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val, unit := bytesHuman(fi.Size)
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prec := 0
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// If value is less than 10, set precision to 1
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if val < 10 {
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prec = 1
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}
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// Convert float to string
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valStr := strconv.FormatFloat(val, 'f', prec, 64)
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// Return string formatted like so:
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// - 10 kB file
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// or:
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// d 0 B .
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return fmt.Sprintf(
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"%c %3s %-2s %s",
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isDirChar,
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valStr,
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unit,
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fi.Name,
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)
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}
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// bytesHuman returns a human-readable string for
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// the amount of bytes inputted.
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func bytesHuman(b int64) (float64, string) {
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const unit = 1000
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// Set possible units prefixes (PineTime flash is 4MB)
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units := [2]rune{'k', 'M'}
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// If amount of bytes is less than smallest unit
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if b < unit {
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// Return unchanged with unit "B"
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return float64(b), "B"
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}
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div, exp := int64(unit), 0
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// Get decimal values and unit prefix index
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for n := b / unit; n >= unit; n /= unit {
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div *= unit
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exp++
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}
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// Create string for full unit
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unitStr := string([]rune{units[exp], 'B'})
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// Return decimal with unit string
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return float64(b) / float64(div), unitStr
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}
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