103 lines
3.0 KiB
Rust
103 lines
3.0 KiB
Rust
use super::{Command, CommandResult, 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<'_>) -> CommandResult {
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let key = UserAndRoom(&ctx.username, &ctx.room.id.as_str());
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let variables = ctx.db.variables.get_user_variables(&key)?;
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let mut variable_list: Vec<String> = variables
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.into_iter()
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.map(|(name, value)| format!(" - {} = {}", name, value))
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.collect();
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variable_list.sort();
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let value = variable_list.join("\n");
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let html = format!(
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"<strong>Variables:</strong><br/>{}",
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value.replace("\n", "<br/>")
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);
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Execution::new(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<'_>) -> CommandResult {
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let name = &self.0;
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let key = UserAndRoom(&ctx.username, &ctx.room.id.as_str());
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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) => return Err(e.into()),
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};
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let html = format!("<strong>Variable:</strong> {}", value);
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Execution::new(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<'_>) -> CommandResult {
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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.as_str());
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ctx.db.variables.set_user_variable(&key, name, value)?;
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let content = format!("{} = {}", name, value);
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let html = format!("<strong>Set Variable:</strong> {}", content);
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Execution::new(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<'_>) -> CommandResult {
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let name = &self.0;
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let key = UserAndRoom(&ctx.username, ctx.room.id.as_str());
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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) => return Err(e.into()),
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};
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let html = format!("<strong>Remove Variable:</strong> {}", value);
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Execution::new(html)
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}
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}
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