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package senpai
import (
"errors"
"fmt"
"io/ioutil"
"strconv"
"strings"
"github.com/gdamore/tcell/v2"
"gopkg.in/yaml.v2"
)
type Color tcell.Color
func (c *Color) UnmarshalText(data []byte) error {
s := string(data)
if strings.HasPrefix(s, "#") {
hex, err := strconv.ParseInt(s[1:], 16, 32)
if err != nil {
return err
}
*c = Color(tcell.NewHexColor(int32(hex)))
return nil
}
code, err := strconv.Atoi(s)
if err != nil {
return err
}
if code == -1 {
*c = Color(tcell.ColorDefault)
return nil
}
if code < 0 || code > 255 {
return fmt.Errorf("color code must be between 0-255. If you meant to use true colors, use #aabbcc notation")
}
*c = Color(tcell.PaletteColor(code))
return nil
}
type Config struct {
Addr string
Nick string
Real string
User string
Password *string
NoTLS bool `yaml:"no-tls"`
Channels []string
NoTypings bool `yaml:"no-typings"`
Mouse *bool
Highlights []string
OnHighlight string `yaml:"on-highlight"`
NickColWidth int `yaml:"nick-column-width"`
ChanColWidth int `yaml:"chan-column-width"`
Colors struct {
Prompt Color
}
Debug bool
}
func ParseConfig(buf []byte) (cfg Config, err error) {
err = yaml.Unmarshal(buf, &cfg)
if err != nil {
return cfg, err
}
if cfg.Addr == "" {
return cfg, errors.New("addr is required")
}
if cfg.Nick == "" {
return cfg, errors.New("nick is required")
}
if cfg.User == "" {
cfg.User = cfg.Nick
}
if cfg.Real == "" {
cfg.Real = cfg.Nick
}
if cfg.NickColWidth <= 0 {
cfg.NickColWidth = 16
}
if cfg.ChanColWidth <= 0 {
cfg.ChanColWidth = 16
}
return
}
func LoadConfigFile(filename string) (cfg Config, err error) {
var buf []byte
buf, err = ioutil.ReadFile(filename)
if err != nil {
return cfg, fmt.Errorf("failed to read the file: %s", err)
}
cfg, err = ParseConfig(buf)
if err != nil {
return cfg, fmt.Errorf("invalid content found in the file: %s", err)
}
return
}
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