Files
golib/mail/priority.go
Nicolas JUHEL dbb443eb65 - Fix issue #94
- Fix linter
- Remove useless code/deadcode
2021-04-13 14:21:07 +02:00

108 lines
2.7 KiB
Go

/*
* MIT License
*
* Copyright (c) 2020 Nicolas JUHEL
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
package mail
const (
headerImportance = "Importance"
headerMSMailPriority = "X-MSMail-Priority"
headerPriority = "X-Priority"
)
type Priority uint8
const (
// PriorityNormal sets the email priority to normal.
PriorityNormal Priority = iota
// PriorityLow sets the email priority to Low.
PriorityLow
// PriorityHigh sets the email priority to High.
PriorityHigh
)
func (p Priority) String() string {
switch p {
case PriorityLow:
return "Low"
case PriorityHigh:
return "High"
case PriorityNormal:
return "Normal"
}
return PriorityNormal.String()
}
func (p Priority) headerPriority() string {
switch p {
case PriorityLow:
return "5 (Lowest)"
case PriorityHigh:
return "1 (Highest)"
case PriorityNormal:
return ""
}
return PriorityNormal.headerPriority()
}
func (p Priority) headerImportance() string {
switch p {
case PriorityLow:
return PriorityLow.String()
case PriorityHigh:
return PriorityHigh.String()
case PriorityNormal:
return ""
}
return PriorityNormal.headerImportance()
}
func (p Priority) headerMSMailPriority() string {
switch p {
case PriorityLow:
return PriorityLow.String()
case PriorityHigh:
return PriorityHigh.String()
case PriorityNormal:
return ""
}
return PriorityNormal.headerMSMailPriority()
}
func (p Priority) getHeader(h func(key string, values ...string)) {
for k, f := range map[string]func() string{
headerPriority: p.headerPriority,
headerMSMailPriority: p.headerMSMailPriority,
headerImportance: p.headerImportance,
} {
if v := f(); k != "" && v != "" {
h(k, v)
}
}
}