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use std::path::PathBuf;
use anyhow::Context;
use napi::bindgen_prelude::*;
use next_build::{
BuildOptions as NextBuildOptions,
build_options::{BuildContext, DefineEnv},
};
use next_core::next_config::{Rewrite, Rewrites, RouteHas};
use crate::next_api::project::NapiDefineEnv;
#[napi(object, object_to_js = false)]
#[derive(Debug)]
pub struct NextBuildContext {
// Added by Next.js for next build --turbopack specifically.
/// The root directory of the workspace.
pub root: Option<String>,
/// The project's directory.
pub dir: Option<String>,
/// next.config.js's distDir. Current there's some early stage setup
/// requires this Before construct a context to read next.config.js,
/// which we passes separately here.
pub dist_dir: Option<String>,
/// The build ID.
pub build_id: Option<String>,
/// The rewrites, as computed by Next.js.
pub rewrites: Option<NapiRewrites>,
// TODO(alexkirsz) These are detected directly by Turbopack for now.
// pub app_dir: Option<String>,
// pub pages_dir: Option<String>,
// TODO(alexkirsz) These are used to generate route types.
// pub original_rewrites: Option<Rewrites>,
// pub original_redirects: Option<Vec<Redirect>>,
pub define_env: NapiDefineEnv,
}
impl TryFrom<NextBuildContext> for NextBuildOptions {
type Error = napi::Error;
fn try_from(value: NextBuildContext) -> Result<Self> {
Ok(Self {
dir: value.dir.map(PathBuf::try_from).transpose()?,
root: value.root.map(PathBuf::try_from).transpose()?,
log_level: None,
show_all: true,
log_detail: true,
full_stats: true,
memory_limit: None,
dist_dir: value.dist_dir,
build_context: Some(BuildContext {
build_id: value
.build_id
.context("NextBuildContext must provide a build ID")?,
rewrites: value
.rewrites
.context("NextBuildContext must provide rewrites")?
.into(),
}),
define_env: value.define_env.into(),
})
}
}
impl From<NapiDefineEnv> for DefineEnv {
fn from(val: NapiDefineEnv) -> Self {
DefineEnv {
client: val
.client
.into_iter()
.map(|var| (var.name, var.value))
.collect(),
edge: val
.edge
.into_iter()
.map(|var| (var.name, var.value))
.collect(),
nodejs: val
.nodejs
.into_iter()
.map(|var| (var.name, var.value))
.collect(),
}
}
}
/// Keep in sync with [`next_core::next_config::Rewrites`]
#[napi(object, object_to_js = false)]
#[derive(Debug)]
pub struct NapiRewrites {
pub fallback: Vec<NapiRewrite>,
pub after_files: Vec<NapiRewrite>,
pub before_files: Vec<NapiRewrite>,
}
impl From<NapiRewrites> for Rewrites {
fn from(val: NapiRewrites) -> Self {
Rewrites {
fallback: val
.fallback
.into_iter()
.map(|rewrite| rewrite.into())
.collect(),
after_files: val
.after_files
.into_iter()
.map(|rewrite| rewrite.into())
.collect(),
before_files: val
.before_files
.into_iter()
.map(|rewrite| rewrite.into())
.collect(),
}
}
}
/// Keep in sync with [`next_core::next_config::Rewrite`]
#[napi(object, object_to_js = false)]
#[derive(Debug)]
pub struct NapiRewrite {
pub source: String,
pub destination: String,
pub base_path: Option<bool>,
pub locale: Option<bool>,
pub has: Option<Vec<NapiRouteHas>>,
pub missing: Option<Vec<NapiRouteHas>>,
}
impl From<NapiRewrite> for Rewrite {
fn from(val: NapiRewrite) -> Self {
Rewrite {
source: val.source,
destination: val.destination,
base_path: val.base_path,
locale: val.locale,
has: val
.has
.map(|has| has.into_iter().map(|has| has.into()).collect()),
missing: val
.missing
.map(|missing| missing.into_iter().map(|missing| missing.into()).collect()),
}
}
}
/// Keep in sync with [`next_core::next_config::RouteHas`]
#[derive(Debug)]
pub enum NapiRouteHas {
Header { key: String, value: Option<String> },
Query { key: String, value: Option<String> },
Cookie { key: String, value: Option<String> },
Host { value: String },
}
impl FromNapiValue for NapiRouteHas {
unsafe fn from_napi_value(env: sys::napi_env, napi_val: sys::napi_value) -> Result<Self> {
let object = unsafe { Object::from_napi_value(env, napi_val)? };
let type_ = object.get_named_property::<String>("type")?;
Ok(match type_.as_str() {
"header" => NapiRouteHas::Header {
key: object.get_named_property("key")?,
value: object.get_named_property("value")?,
},
"query" => NapiRouteHas::Query {
key: object.get_named_property("key")?,
value: object.get_named_property("value")?,
},
"cookie" => NapiRouteHas::Cookie {
key: object.get_named_property("key")?,
value: object.get_named_property("value")?,
},
"host" => NapiRouteHas::Host {
value: object.get_named_property("value")?,
},
_ => {
return Err(napi::Error::new(
Status::GenericFailure,
format!("invalid type for RouteHas: {type_}"),
));
}
})
}
}
impl From<NapiRouteHas> for RouteHas {
fn from(val: NapiRouteHas) -> Self {
match val {
NapiRouteHas::Header { key, value } => RouteHas::Header {
key: key.into(),
value: value.map(From::from),
},
NapiRouteHas::Query { key, value } => RouteHas::Query {
key: key.into(),
value: value.map(From::from),
},
NapiRouteHas::Cookie { key, value } => RouteHas::Cookie {
key: key.into(),
value: value.map(From::from),
},
NapiRouteHas::Host { value } => RouteHas::Host {
value: value.into(),
},
}
}
}
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