117 lines
3.2 KiB
Rust
117 lines
3.2 KiB
Rust
use serde::{self, Deserialize, Serialize};
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/// The "matrix" section of the config, which gives home server, login information, and etc.
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#[derive(Serialize, Deserialize, Clone, Debug)]
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struct MatrixConfig {
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/// Your homeserver of choice, as an FQDN without scheme or path
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home_server: String,
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/// Username to login as. Only the localpart.
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username: String,
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/// Bot account password.
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password: String,
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}
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const DEFAULT_OLDEST_MESSAGE_AGE: u64 = 15 * 60;
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/// The "bot" section of the config file, for bot settings.
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#[derive(Serialize, Deserialize, Clone, Debug)]
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struct BotConfig {
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/// How far back from current time should we process a message?
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oldest_message_age: Option<u64>,
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}
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impl BotConfig {
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/// Determine the oldest allowable message age, in seconds. If the
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/// setting is defined, use that value. If it is not defined, fall
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/// back to DEFAULT_OLDEST_MESSAGE_AGE (15 minutes).
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#[inline]
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#[must_use]
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fn oldest_message_age(&self) -> u64 {
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self.oldest_message_age
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.unwrap_or(DEFAULT_OLDEST_MESSAGE_AGE)
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}
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}
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/// Represents the toml config file for the dicebot. The sections of
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/// the config are not directly accessible; instead the config
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/// provides friendly methods that handle default values, etc.
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#[derive(Serialize, Deserialize, Clone, Debug)]
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pub struct Config {
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matrix: MatrixConfig,
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bot: Option<BotConfig>,
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}
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impl Config {
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/// The matrix homeserver URL.
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#[inline]
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#[must_use]
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pub fn matrix_homeserver(&self) -> &str {
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&self.matrix.home_server
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}
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/// The username used to connect to the matrix server.
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#[inline]
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#[must_use]
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pub fn matrix_username(&self) -> &str {
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&self.matrix.username
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}
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/// The password used to connect to the matrix server.
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#[inline]
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#[must_use]
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pub fn matrix_password(&self) -> &str {
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&self.matrix.password
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}
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/// Figure out the allowed oldest message age, in seconds. This will
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/// be the defined oldest message age in the bot config, if the bot
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/// configuration and associated "oldest_message_age" setting are
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/// defined. If the bot config or the message setting are not defined,
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/// it will default to 15 minutes.
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#[inline]
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#[must_use]
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pub fn oldest_message_age(&self) -> u64 {
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self.bot
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.as_ref()
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.map(|bc| bc.oldest_message_age())
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.unwrap_or(DEFAULT_OLDEST_MESSAGE_AGE)
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn oldest_message_default_no_setting_test() {
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let cfg = Config {
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matrix: MatrixConfig {
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home_server: "".to_owned(),
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username: "".to_owned(),
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password: "".to_owned(),
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},
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bot: Some(BotConfig {
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oldest_message_age: None,
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}),
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};
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assert_eq!(15 * 60, cfg.oldest_message_age());
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}
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#[test]
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fn oldest_message_default_no_bot_config_test() {
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let cfg = Config {
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matrix: MatrixConfig {
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home_server: "".to_owned(),
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username: "".to_owned(),
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password: "".to_owned(),
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},
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bot: None,
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};
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assert_eq!(15 * 60, cfg.oldest_message_age());
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}
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}
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