123 lines
3.0 KiB
Go
123 lines
3.0 KiB
Go
package config
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import (
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"encoding/json"
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"errors"
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"os"
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"github.com/erroneousboat/termui"
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)
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// Config is the definition of a Config struct
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type Config struct {
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SlackToken string `json:"slack_token"`
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SidebarWidth int `json:"sidebar_width"`
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MainWidth int `json:"-"`
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KeyMap map[string]keyMapping `json:"key_map"`
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Theme Theme `json:"theme"`
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}
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type keyMapping map[string]string
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// NewConfig loads the config file and returns a Config struct
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func NewConfig(filepath string) (*Config, error) {
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cfg := getDefaultConfig()
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file, err := os.Open(filepath)
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if err != nil {
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return &cfg, err
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}
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if err := json.NewDecoder(file).Decode(&cfg); err != nil {
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return &cfg, err
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}
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if cfg.SlackToken == "" {
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return &cfg, errors.New("couldn't find 'slack_token' parameter")
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}
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if cfg.SidebarWidth < 1 || cfg.SidebarWidth > 11 {
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return &cfg, errors.New("please specify the 'sidebar_width' between 1 and 11")
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}
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cfg.MainWidth = 12 - cfg.SidebarWidth
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termui.ColorMap = map[string]termui.Attribute{
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"fg": termui.StringToAttribute(cfg.Theme.View.Fg),
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"bg": termui.StringToAttribute(cfg.Theme.View.Bg),
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"border.fg": termui.StringToAttribute(cfg.Theme.View.BorderFg),
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"label.fg": termui.StringToAttribute(cfg.Theme.View.LabelFg),
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"par.fg": termui.StringToAttribute(cfg.Theme.View.ParFg),
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"par.label.bg": termui.StringToAttribute(cfg.Theme.View.ParLabelFg),
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}
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return &cfg, nil
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}
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func getDefaultConfig() Config {
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return Config{
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SidebarWidth: 1,
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MainWidth: 11,
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KeyMap: map[string]keyMapping{
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"command": {
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"i": "mode-insert",
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"/": "mode-search",
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"k": "channel-up",
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"j": "channel-down",
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"g": "channel-top",
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"G": "channel-bottom",
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"<previous>": "chat-up",
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"C-b": "chat-up",
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"C-u": "chat-up",
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"<next>": "chat-down",
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"C-f": "chat-down",
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"C-d": "chat-down",
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"n": "channel-search-next",
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"N": "channel-search-prev",
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"q": "quit",
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"<f1>": "help",
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},
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"insert": {
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"<left>": "cursor-left",
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"<right>": "cursor-right",
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"<enter>": "send",
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"<escape>": "mode-command",
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"<backspace>": "backspace",
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"C-8": "backspace",
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"<delete>": "delete",
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"<space>": "space",
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},
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"search": {
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"<left>": "cursor-left",
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"<right>": "cursor-right",
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"<escape>": "clear-input",
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"<enter>": "clear-input",
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"<backspace>": "backspace",
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"C-8": "backspace",
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"<delete>": "delete",
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"<space>": "space",
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},
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},
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Theme: Theme{
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View: View{
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Fg: "white",
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Bg: "default",
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BorderFg: "white",
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LabelFg: "green,bold",
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ParFg: "white",
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ParLabelFg: "white",
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},
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Channel: Channel{
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Prefix: "",
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Icon: "",
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Text: "",
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},
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Message: Message{
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Time: "",
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Name: "",
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Text: "",
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},
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},
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}
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}
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