From b5b44659a42cf982590519317ede9ead354f9c4e Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Fri, 21 Dec 2018 12:18:14 +0300
Subject: edits use source-root API

---
 crates/ra_analysis/src/imp.rs            | 10 ++++++----
 crates/ra_analysis/src/lib.rs            |  7 ++++---
 crates/ra_lsp_server/src/conv.rs         | 17 +++++++++--------
 crates/ra_lsp_server/src/server_world.rs | 10 +++++++++-
 4 files changed, 28 insertions(+), 16 deletions(-)

diff --git a/crates/ra_analysis/src/imp.rs b/crates/ra_analysis/src/imp.rs
index a7be56f5a..5701e1ae2 100644
--- a/crates/ra_analysis/src/imp.rs
+++ b/crates/ra_analysis/src/imp.rs
@@ -368,10 +368,11 @@ impl AnalysisImpl {
             .collect::<Vec<_>>();
         if let Some(m) = source_binder::module_from_file_id(&*self.db, file_id)? {
             for (name_node, problem) in m.problems(&*self.db) {
+                let source_root = self.db.file_source_root(file_id);
                 let diag = match problem {
                     Problem::UnresolvedModule { candidate } => {
                         let create_file = FileSystemEdit::CreateFile {
-                            anchor: file_id,
+                            source_root,
                             path: candidate.clone(),
                         };
                         let fix = SourceChange {
@@ -388,11 +389,12 @@ impl AnalysisImpl {
                     }
                     Problem::NotDirOwner { move_to, candidate } => {
                         let move_file = FileSystemEdit::MoveFile {
-                            file: file_id,
-                            path: move_to.clone(),
+                            src: file_id,
+                            dst_source_root: source_root,
+                            dst_path: move_to.clone(),
                         };
                         let create_file = FileSystemEdit::CreateFile {
-                            anchor: file_id,
+                            source_root,
                             path: move_to.join(candidate),
                         };
                         let fix = SourceChange {
diff --git a/crates/ra_analysis/src/lib.rs b/crates/ra_analysis/src/lib.rs
index 2fb11365c..c7e7dc1c0 100644
--- a/crates/ra_analysis/src/lib.rs
+++ b/crates/ra_analysis/src/lib.rs
@@ -173,12 +173,13 @@ pub struct SourceFileEdit {
 #[derive(Debug)]
 pub enum FileSystemEdit {
     CreateFile {
-        anchor: FileId,
+        source_root: SourceRootId,
         path: RelativePathBuf,
     },
     MoveFile {
-        file: FileId,
-        path: RelativePathBuf,
+        src: FileId,
+        dst_source_root: SourceRootId,
+        dst_path: RelativePathBuf,
     },
 }
 
diff --git a/crates/ra_lsp_server/src/conv.rs b/crates/ra_lsp_server/src/conv.rs
index 3531b727e..218ded4ee 100644
--- a/crates/ra_lsp_server/src/conv.rs
+++ b/crates/ra_lsp_server/src/conv.rs
@@ -283,16 +283,17 @@ impl TryConvWith for FileSystemEdit {
     type Output = req::FileSystemEdit;
     fn try_conv_with(self, world: &ServerWorld) -> Result<req::FileSystemEdit> {
         let res = match self {
-            FileSystemEdit::CreateFile { anchor, path } => {
-                let uri = world.file_id_to_uri(anchor)?;
-                let path = &path.as_str()[3..]; // strip `../` b/c url is weird
-                let uri = uri.join(path)?;
+            FileSystemEdit::CreateFile { source_root, path } => {
+                let uri = world.path_to_uri(source_root, &path)?;
                 req::FileSystemEdit::CreateFile { uri }
             }
-            FileSystemEdit::MoveFile { file, path } => {
-                let src = world.file_id_to_uri(file)?;
-                let path = &path.as_str()[3..]; // strip `../` b/c url is weird
-                let dst = src.join(path)?;
+            FileSystemEdit::MoveFile {
+                src,
+                dst_source_root,
+                dst_path,
+            } => {
+                let src = world.file_id_to_uri(src)?;
+                let dst = world.path_to_uri(dst_source_root, &dst_path)?;
                 req::FileSystemEdit::MoveFile { src, dst }
             }
         };
diff --git a/crates/ra_lsp_server/src/server_world.rs b/crates/ra_lsp_server/src/server_world.rs
index 785877c4b..73cccc9dd 100644
--- a/crates/ra_lsp_server/src/server_world.rs
+++ b/crates/ra_lsp_server/src/server_world.rs
@@ -8,7 +8,7 @@ use ra_analysis::{
     Analysis, AnalysisChange, AnalysisHost, CrateGraph, FileId, LibraryData,
     SourceRootId
 };
-use ra_vfs::{Vfs, VfsChange, VfsFile};
+use ra_vfs::{Vfs, VfsChange, VfsFile, VfsRoot};
 use rustc_hash::FxHashMap;
 use relative_path::RelativePathBuf;
 use parking_lot::RwLock;
@@ -183,4 +183,12 @@ impl ServerWorld {
             .map_err(|_| format_err!("can't convert path to url: {}", path.display()))?;
         Ok(url)
     }
+
+    pub fn path_to_uri(&self, root: SourceRootId, path: &RelativePathBuf) -> Result<Url> {
+        let base = self.vfs.read().root2path(VfsRoot(root.0));
+        let path = path.to_path(base);
+        let url = Url::from_file_path(&path)
+            .map_err(|_| format_err!("can't convert path to url: {}", path.display()))?;
+        Ok(url)
+    }
 }
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