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xplr/src/config.rs

579 lines
16 KiB
Rust

use crate::app::ExternalMsg;
use crate::app::HelpMenuLine;
use crate::default_config;
use anyhow::Result;
use serde::{Deserialize, Serialize};
use std::collections::BTreeMap;
use std::collections::HashMap;
use tui::layout::Constraint as TuiConstraint;
use tui::style::Style as TuiStyle;
use tui::style::{Color, Modifier};
#[derive(Debug, Copy, Clone, Default, PartialEq, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct Style {
fg: Option<Color>,
bg: Option<Color>,
add_modifier: Option<Modifier>,
sub_modifier: Option<Modifier>,
}
impl Style {
pub fn extend(mut self, other: Self) -> Self {
self.fg = other.fg.or(self.fg);
self.bg = other.bg.or(self.bg);
self.add_modifier = other.add_modifier.or(self.add_modifier);
self.sub_modifier = other.sub_modifier.or(self.sub_modifier);
self
}
}
impl From<TuiStyle> for Style {
fn from(s: TuiStyle) -> Self {
Self {
fg: s.fg,
bg: s.bg,
add_modifier: Some(s.add_modifier),
sub_modifier: Some(s.sub_modifier),
}
}
}
impl Into<TuiStyle> for Style {
fn into(self) -> TuiStyle {
TuiStyle {
fg: self.fg,
bg: self.bg,
add_modifier: self.add_modifier.unwrap_or_else(Modifier::empty),
sub_modifier: self.sub_modifier.unwrap_or_else(Modifier::empty),
}
}
}
#[derive(Debug, Clone, PartialEq, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct Action {
#[serde(default)]
pub help: Option<String>,
#[serde(default)]
pub messages: Vec<ExternalMsg>,
}
impl Action {
pub fn extend(mut self, other: Self) -> Self {
self.help = other.help.or(self.help);
self.messages = other.messages;
self
}
}
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct NodeTypeConfig {
#[serde(default)]
pub style: Style,
#[serde(default)]
pub meta: HashMap<String, String>,
}
impl NodeTypeConfig {
pub fn extend(mut self, mut other: Self) -> Self {
self.style = other.style.extend(self.style);
other.meta.extend(self.meta);
self.meta = other.meta;
self
}
}
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct NodeTypesConfig {
#[serde(default)]
pub directory: NodeTypeConfig,
#[serde(default)]
pub file: NodeTypeConfig,
#[serde(default)]
pub symlink: NodeTypeConfig,
#[serde(default)]
pub mime_essence: HashMap<String, NodeTypeConfig>,
#[serde(default)]
pub extension: HashMap<String, NodeTypeConfig>,
#[serde(default)]
pub special: HashMap<String, NodeTypeConfig>,
}
impl NodeTypesConfig {
fn extend(mut self, mut other: Self) -> Self {
self.directory = other.directory.extend(self.directory);
self.file = other.file.extend(self.file);
self.symlink = other.symlink.extend(self.symlink);
other.mime_essence.extend(self.mime_essence);
self.mime_essence = other.mime_essence;
other.extension.extend(self.extension);
self.extension = other.extension;
other.special.extend(self.special);
self.special = other.special;
self
}
}
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct UiConfig {
#[serde(default)]
pub prefix: Option<String>,
#[serde(default)]
pub suffix: Option<String>,
#[serde(default)]
pub style: Style,
}
impl UiConfig {
fn extend(mut self, other: Self) -> Self {
self.prefix = other.prefix.or(self.prefix);
self.suffix = other.suffix.or(self.suffix);
self.style = other.style.extend(self.style);
self
}
}
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct UiElement {
#[serde(default)]
pub format: Option<String>,
#[serde(default)]
pub style: Style,
}
impl UiElement {
fn extend(mut self, other: Self) -> Self {
self.format = other.format.or(self.format);
self.style = other.style.extend(self.style);
self
}
}
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct TableRowConfig {
#[serde(default)]
pub cols: Option<Vec<UiElement>>,
#[serde(default)]
pub style: Style,
#[serde(default)]
pub height: Option<u16>,
}
impl TableRowConfig {
fn extend(mut self, other: Self) -> Self {
self.cols = other.cols.or(self.cols);
self.style = other.style.extend(self.style);
self.height = other.height.or(self.height);
self
}
}
#[derive(Debug, Clone, Copy, Serialize, Deserialize)]
#[serde(rename_all = "snake_case", deny_unknown_fields)]
pub enum Constraint {
Percentage(u16),
Ratio(u32, u32),
Length(u16),
Max(u16),
Min(u16),
}
impl Default for Constraint {
fn default() -> Self {
Self::Min(1)
}
}
impl Into<TuiConstraint> for Constraint {
fn into(self) -> TuiConstraint {
match self {
Self::Length(n) => TuiConstraint::Length(n),
Self::Percentage(n) => TuiConstraint::Percentage(n),
Self::Ratio(x, y) => TuiConstraint::Ratio(x, y),
Self::Max(n) => TuiConstraint::Max(n),
Self::Min(n) => TuiConstraint::Min(n),
}
}
}
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct TableConfig {
#[serde(default)]
pub header: TableRowConfig,
#[serde(default)]
pub row: TableRowConfig,
#[serde(default)]
pub style: Style,
#[serde(default)]
pub tree: Option<(UiElement, UiElement, UiElement)>,
#[serde(default)]
pub col_spacing: Option<u16>,
#[serde(default)]
pub col_widths: Option<Vec<Constraint>>,
}
impl TableConfig {
pub fn extend(mut self, other: Self) -> Self {
self.header = other.header.extend(self.header);
self.row = other.row.extend(self.row);
self.style = other.style.extend(self.style);
self.tree = other.tree.or(self.tree);
self.col_spacing = other.col_spacing.or(self.col_spacing);
self.col_widths = other.col_widths.or(self.col_widths);
self
}
}
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct GeneralConfig {
#[serde(default)]
pub show_hidden: Option<bool>,
#[serde(default)]
pub cursor: UiElement,
#[serde(default)]
pub prompt: UiElement,
#[serde(default)]
pub table: TableConfig,
#[serde(default)]
pub default_ui: UiConfig,
#[serde(default)]
pub focus_ui: UiConfig,
#[serde(default)]
pub selection_ui: UiConfig,
}
impl GeneralConfig {
pub fn extend(mut self, other: Self) -> Self {
self.show_hidden = other.show_hidden.or(self.show_hidden);
self.cursor = other.cursor.extend(self.cursor);
self.prompt = other.prompt.extend(self.prompt);
self.table = other.table.extend(self.table);
self.default_ui = other.default_ui.extend(self.default_ui);
self.focus_ui = other.focus_ui.extend(self.focus_ui);
self.selection_ui = other.selection_ui.extend(self.selection_ui);
self
}
}
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct KeyBindings {
#[serde(default)]
pub remaps: BTreeMap<String, String>,
#[serde(default)]
pub on_key: BTreeMap<String, Action>,
#[serde(default)]
pub on_alphabet: Option<Action>,
#[serde(default)]
pub on_number: Option<Action>,
#[serde(default)]
pub on_special_character: Option<Action>,
#[serde(default)]
pub default: Option<Action>,
}
impl KeyBindings {
pub fn extend(mut self, mut other: Self) -> Self {
other.remaps.extend(self.remaps);
self.remaps = other.remaps;
other.on_key.extend(self.on_key);
self.on_key = other.on_key;
self.on_alphabet = other.on_alphabet.or(self.on_alphabet);
self.on_number = other.on_number.or(self.on_number);
self.on_special_character = other.on_special_character.or(self.on_special_character);
self.default = other.default.or(self.default);
self
}
}
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct Mode {
#[serde(default)]
pub name: String,
#[serde(default)]
pub help: Option<String>,
#[serde(default)]
pub extra_help: Option<String>,
#[serde(default)]
pub key_bindings: KeyBindings,
}
impl Mode {
pub fn extend(mut self, other: Self) -> Self {
self.help = other.help.or(self.help);
self.extra_help = other.extra_help.or(self.extra_help);
self.key_bindings = other.key_bindings.extend(self.key_bindings);
self
}
pub fn help_menu(&self) -> Vec<HelpMenuLine> {
let extra_help_lines = self.extra_help.clone().map(|e| {
e.lines()
.map(|l| HelpMenuLine::Paragraph(l.into()))
.collect::<Vec<HelpMenuLine>>()
});
self.help
.clone()
.map(|h| {
h.lines()
.map(|l| HelpMenuLine::Paragraph(l.into()))
.collect()
})
.unwrap_or_else(|| {
extra_help_lines
.unwrap_or_default()
.into_iter()
.chain(
self.key_bindings
.on_key
.iter()
.filter(|(k, _)| !self.key_bindings.remaps.contains_key(&k.to_string()))
.filter_map(|(k, a)| {
a.help.clone().map(|h| HelpMenuLine::KeyMap(k.into(), h))
}),
)
.chain(
self.key_bindings
.on_alphabet
.iter()
.map(|a| ("[a-Z]", a.help.clone()))
.filter_map(|(k, mh)| mh.map(|h| HelpMenuLine::KeyMap(k.into(), h))),
)
.chain(
self.key_bindings
.on_number
.iter()
.map(|a| ("[0-9]", a.help.clone()))
.filter_map(|(k, mh)| mh.map(|h| HelpMenuLine::KeyMap(k.into(), h))),
)
.chain(
self.key_bindings
.on_special_character
.iter()
.map(|a| ("[spcl chars]", a.help.clone()))
.filter_map(|(k, mh)| mh.map(|h| HelpMenuLine::KeyMap(k.into(), h))),
)
.chain(
self.key_bindings
.default
.iter()
.map(|a| ("[default]", a.help.clone()))
.filter_map(|(k, mh)| mh.map(|h| HelpMenuLine::KeyMap(k.into(), h))),
)
.collect()
})
}
}
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct BuiltinModesConfig {
#[serde(default)]
pub default: Mode,
#[serde(default)]
pub selection_ops: Mode,
#[serde(default)]
pub create: Mode,
#[serde(default)]
pub create_directory: Mode,
#[serde(default)]
pub create_file: Mode,
#[serde(default)]
pub number: Mode,
#[serde(default)]
pub go_to: Mode,
#[serde(default)]
pub rename: Mode,
#[serde(default)]
pub delete: Mode,
#[serde(default)]
pub action: Mode,
#[serde(default)]
pub search: Mode,
}
impl BuiltinModesConfig {
pub fn extend(mut self, other: Self) -> Self {
self.default = other.default.extend(self.default);
self.selection_ops = other.selection_ops.extend(self.selection_ops);
self.go_to = other.go_to.extend(self.go_to);
self.create = other.create.extend(self.create);
self.create_file = other.create_file.extend(self.create_file);
self.create_directory = other.create_directory.extend(self.create_directory);
self.rename = other.rename.extend(self.rename);
self.delete = other.delete.extend(self.delete);
self.number = other.number.extend(self.number);
self.action = other.action.extend(self.action);
self.search = other.search.extend(self.search);
self
}
pub fn get(&self, name: &str) -> Option<&Mode> {
match name {
"default" => Some(&self.default),
"selection ops" => Some(&self.selection_ops),
"selection_ops" => Some(&self.selection_ops),
"create" => Some(&self.create),
"create file" => Some(&self.create_file),
"create_file" => Some(&self.create_file),
"create directory" => Some(&self.create_directory),
"create_directory" => Some(&self.create_directory),
"number" => Some(&self.number),
"go to" => Some(&self.go_to),
"go_to" => Some(&self.go_to),
"rename" => Some(&self.rename),
"delete" => Some(&self.delete),
"action" => Some(&self.action),
"search" => Some(&self.search),
_ => None,
}
}
}
#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct ModesConfig {
#[serde(default)]
pub builtin: BuiltinModesConfig,
#[serde(default)]
pub custom: HashMap<String, Mode>,
}
impl ModesConfig {
pub fn get(&self, name: &str) -> Option<&Mode> {
self.builtin.get(name).or_else(|| self.custom.get(name))
}
pub fn extend(mut self, mut other: Self) -> Self {
self.builtin = other.builtin.extend(self.builtin);
other.custom.extend(self.custom);
self.custom = other.custom;
self
}
}
#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(deny_unknown_fields)]
pub struct Config {
pub version: String,
#[serde(default)]
pub general: GeneralConfig,
#[serde(default)]
pub node_types: NodeTypesConfig,
#[serde(default)]
pub modes: ModesConfig,
}
impl Default for Config {
fn default() -> Self {
Self {
version: default_config::version(),
general: default_config::general(),
node_types: default_config::node_types(),
modes: default_config::modes(),
}
}
}
impl Config {
pub fn extended(mut self) -> Self {
let default = Self::default();
self.general = default.general.extend(self.general);
self.node_types = default.node_types.extend(self.node_types);
self.modes = default.modes.extend(self.modes);
self
}
fn parsed_version(&self) -> Result<(u16, u16, u16)> {
let mut configv = self
.version
.strip_prefix('v')
.unwrap_or_default()
.split('.');
let major = configv.next().unwrap_or_default().parse::<u16>()?;
let minor = configv.next().unwrap_or_default().parse::<u16>()?;
let bugfix = configv.next().unwrap_or_default().parse::<u16>()?;
Ok((major, minor, bugfix))
}
pub fn is_compatible(&self) -> Result<bool> {
let result = match self.parsed_version()? {
(0, 4, 1) => true,
(0, 4, 0) => true,
(_, _, _) => false,
};
Ok(result)
}
pub fn upgrade_notification(&self) -> Result<Option<&str>> {
let result = match self.parsed_version()? {
(0, 4, 1) => None,
(_, _, _) => Some("New version available"),
};
Ok(result)
}
}