115 lines
3.5 KiB
Rust
115 lines
3.5 KiB
Rust
use super::{Command, Execution};
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use crate::context::Context;
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use crate::db::errors::DataError;
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use crate::db::variables::UserAndRoom;
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use async_trait::async_trait;
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pub struct GetAllVariablesCommand;
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#[async_trait]
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impl Command for GetAllVariablesCommand {
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fn name(&self) -> &'static str {
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"get all variables"
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}
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async fn execute(&self, ctx: &Context<'_>) -> Execution {
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let key = UserAndRoom(&ctx.username, &ctx.room_id);
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let result = ctx.db.variables.get_user_variables(&key);
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let value = match result {
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Ok(variables) => {
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let mut variable_list = variables
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.into_iter()
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.map(|(name, value)| format!(" - {} = {}", name, value))
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.collect::<Vec<_>>();
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variable_list.sort();
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variable_list.join("\n")
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}
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Err(e) => format!("error getting variables: {}", e),
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};
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let plain = format!("Variables:\n{}", value);
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let html = format!(
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"<p><strong>Variables:</strong><br/>{}",
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value.replace("\n", "<br/>")
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);
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Execution { plain, html }
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}
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}
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pub struct GetVariableCommand(pub String);
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#[async_trait]
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impl Command for GetVariableCommand {
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fn name(&self) -> &'static str {
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"retrieve variable value"
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}
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async fn execute(&self, ctx: &Context<'_>) -> Execution {
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let name = &self.0;
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let key = UserAndRoom(&ctx.username, &ctx.room_id);
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let result = ctx.db.variables.get_user_variable(&key, name);
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let value = match result {
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Ok(num) => format!("{} = {}", name, num),
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Err(DataError::KeyDoesNotExist(_)) => format!("{} is not set", name),
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Err(e) => format!("error getting {}: {}", name, e),
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};
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let plain = format!("Variable: {}", value);
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let html = format!("<p><strong>Variable:</strong> {}", value);
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Execution { plain, html }
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}
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}
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pub struct SetVariableCommand(pub String, pub i32);
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#[async_trait]
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impl Command for SetVariableCommand {
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fn name(&self) -> &'static str {
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"set variable value"
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}
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async fn execute(&self, ctx: &Context<'_>) -> Execution {
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let name = &self.0;
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let value = self.1;
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let key = UserAndRoom(&ctx.username, ctx.room_id);
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let result = ctx.db.variables.set_user_variable(&key, name, value);
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let content = match result {
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Ok(_) => format!("{} = {}", name, value),
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Err(e) => format!("error setting {}: {}", name, e),
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};
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let plain = format!("Set Variable: {}", content);
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let html = format!("<p><strong>Set Variable:</strong> {}", content);
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Execution { plain, html }
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}
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}
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pub struct DeleteVariableCommand(pub String);
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#[async_trait]
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impl Command for DeleteVariableCommand {
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fn name(&self) -> &'static str {
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"delete variable"
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}
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async fn execute(&self, ctx: &Context<'_>) -> Execution {
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let name = &self.0;
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let key = UserAndRoom(&ctx.username, ctx.room_id);
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let result = ctx.db.variables.delete_user_variable(&key, name);
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let value = match result {
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Ok(()) => format!("{} now unset", name),
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Err(DataError::KeyDoesNotExist(_)) => format!("{} is not currently set", name),
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Err(e) => format!("error deleting {}: {}", name, e),
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};
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let plain = format!("Remove Variable: {}", value);
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let html = format!("<p><strong>Remove Variable:</strong> {}", value);
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Execution { plain, html }
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}
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}
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