use std::env;
use std::fmt::Write as _;
use std::fs;
use std::path::PathBuf;
use vtcode_config::models::openrouter_generated::{ENTRIES, VENDOR_MODELS};
fn main() -> Result<(), Box<dyn std::error::Error>> {
println!("cargo:rerun-if-changed=build.rs");
println!("cargo:rerun-if-changed=../vtcode-config/build_data/openrouter_models.json");
let out_dir = PathBuf::from(env::var("OUT_DIR")?);
let mut metadata = String::new();
metadata.push_str("#[derive(Clone, Copy)]\n");
metadata.push_str("pub struct Entry {\n");
metadata.push_str(" pub variant: super::ModelId,\n");
metadata.push_str(" pub id: &'static str,\n");
metadata.push_str(" pub vendor: &'static str,\n");
metadata.push_str(" pub display: &'static str,\n");
metadata.push_str(" pub description: &'static str,\n");
metadata.push_str(" pub efficient: bool,\n");
metadata.push_str(" pub top_tier: bool,\n");
metadata.push_str(" pub generation: &'static str,\n");
metadata.push_str(" pub reasoning: bool,\n");
metadata.push_str(" pub tool_call: bool,\n");
metadata.push_str("}\n\n");
metadata.push_str("pub const ENTRIES: &[Entry] = &[\n");
for entry in ENTRIES {
let variant = format!("{:?}", entry.variant);
writeln!(metadata, " Entry {{")?;
writeln!(metadata, " variant: super::ModelId::{variant},")?;
writeln!(metadata, " id: {:?},", entry.id)?;
writeln!(metadata, " vendor: {:?},", entry.vendor)?;
writeln!(metadata, " display: {:?},", entry.display)?;
writeln!(metadata, " description: {:?},", entry.description)?;
writeln!(metadata, " efficient: {},", entry.efficient)?;
writeln!(metadata, " top_tier: {},", entry.top_tier)?;
writeln!(metadata, " generation: {:?},", entry.generation)?;
writeln!(metadata, " reasoning: {},", entry.reasoning)?;
writeln!(metadata, " tool_call: {},", entry.tool_call)?;
metadata.push_str(" },\n");
}
metadata.push_str("];\n\n");
metadata.push_str("#[derive(Clone, Copy)]\n");
metadata.push_str("pub struct VendorModels {\n");
metadata.push_str(" pub vendor: &'static str,\n");
metadata.push_str(" pub models: &'static [super::ModelId],\n");
metadata.push_str("}\n\n");
metadata.push_str("pub const VENDOR_MODELS: &[VendorModels] = &[\n");
for group in VENDOR_MODELS {
writeln!(metadata, " VendorModels {{")?;
writeln!(metadata, " vendor: {:?},", group.vendor)?;
metadata.push_str(" models: &[\n");
for model in group.models {
let variant = format!("{:?}", model);
writeln!(metadata, " super::ModelId::{variant},")?;
}
metadata.push_str(" ],\n },\n");
}
metadata.push_str("];\n\n");
metadata.push_str(
"pub fn metadata_for(model: super::ModelId) -> Option<super::OpenRouterMetadata> {\n",
);
metadata.push_str(
" ENTRIES.iter().find(|entry| entry.variant == model).map(|entry| super::OpenRouterMetadata {\n",
);
metadata.push_str(" id: entry.id,\n");
metadata.push_str(" vendor: entry.vendor,\n");
metadata.push_str(" display: entry.display,\n");
metadata.push_str(" description: entry.description,\n");
metadata.push_str(" efficient: entry.efficient,\n");
metadata.push_str(" top_tier: entry.top_tier,\n");
metadata.push_str(" generation: entry.generation,\n");
metadata.push_str(" reasoning: entry.reasoning,\n");
metadata.push_str(" tool_call: entry.tool_call,\n");
metadata.push_str(" })\n}");
metadata.push_str("\npub fn parse_model(value: &str) -> Option<super::ModelId> {\n");
metadata.push_str(
" ENTRIES.iter().find(|entry| entry.id == value).map(|entry| entry.variant)\n}",
);
metadata
.push_str("\npub fn vendor_groups() -> &'static [VendorModels] {\n VENDOR_MODELS\n}");
fs::write(out_dir.join("openrouter_metadata.rs"), metadata)?;
Ok(())
}