feat: implement idx-cli MVP foundation, provider abstraction, and core quote/history commands

src/cli/stocks.rs

@@ -0,0 +1,51 @@
+use clap::{Args, Subcommand};
+
+use crate::api::types::{Interval, Period};
+use crate::api::MarketDataProvider;
+use crate::config::IdxConfig;
+use crate::error::IdxError;
+use crate::output::{render_history, render_quotes};
+
+#[derive(Debug, Args)]
+pub struct StocksCmd {
+    #[command(subcommand)]
+    pub command: StocksSubcommand,
+}
+
+#[derive(Debug, Subcommand)]
+pub enum StocksSubcommand {
+    Quote { symbols: Vec<String> },
+    History {
+        symbol: String,
+        #[arg(long, value_enum, default_value_t = Period::ThreeMonths)]
+        period: Period,
+        #[arg(long, value_enum, default_value_t = Interval::Day)]
+        interval: Interval,
+    },
+}
+
+pub fn handle(
+    cmd: &StocksCmd,
+    config: &IdxConfig,
+    provider: &dyn MarketDataProvider,
+) -> Result<(), IdxError> {
+    match &cmd.command {
+        StocksSubcommand::Quote { symbols } => {
+            let mut quotes = Vec::new();
+            for sym in symbols.iter().flat_map(|s| s.split(',')) {
+                let resolved = crate::api::resolve_symbol(sym, &config.exchange);
+                quotes.push(provider.quote(&resolved)?);
+            }
+            render_quotes(&quotes, &config.output, config.no_color)
+        }
+        StocksSubcommand::History {
+            symbol,
+            period,
+            interval,
+        } => {
+            let resolved = crate::api::resolve_symbol(symbol, &config.exchange);
+            let history = provider.history(&resolved, period, interval)?;
+            render_history(&resolved, &history, &config.output)
+        }
+    }
+}