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Fix api types in drive api

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This commit is contained in:
jaina heartles 2022-12-06 21:41:01 -08:00
parent 9e66ef441b
commit 22f2a03308
4 changed files with 200 additions and 62 deletions
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162
src/api/lib.zig
View file

@ -146,8 +146,35 @@ pub const UploadFileArgs = struct {
sensitive: bool,
};
pub const DriveEntry = services.drive.DriveEntry;
pub const DriveEntry = union(enum) {
const Kind = services.drive.Kind;
dir: struct {
id: Uuid,
owner_id: Uuid,
name: ?[]const u8,
path: []const u8,
parent_directory_id: ?Uuid,
kind: Kind = .dir,
// If null = not enumerated
children: ?[]const DriveEntry,
},
file: struct {
id: Uuid,
owner_id: Uuid,
name: ?[]const u8,
path: []const u8,
parent_directory_id: ?Uuid,
kind: Kind = .file,
meta: FileUpload,
},
};
pub const FileUpload = services.files.FileUpload;
pub const DriveGetResult = union(services.drive.Kind) {
dir: struct {
entry: DriveEntry,
@ -538,7 +565,56 @@ fn ApiConn(comptime DbConn: type) type {
);
}
pub fn driveUpload(self: *Self, meta: UploadFileArgs, body: []const u8) !void {
fn backendDriveEntryToFrontend(self: *Self, entry: services.drive.Entry, recurse: bool) !DriveEntry {
return if (entry.file_id) |file_id| .{
.file = .{
.id = entry.id,
.owner_id = entry.owner_id,
.name = entry.name,
.path = entry.path,
.parent_directory_id = entry.parent_directory_id,
.meta = try services.files.get(self.db, file_id, self.allocator),
},
} else .{
.dir = .{
.id = entry.id,
.owner_id = entry.owner_id,
.name = entry.name,
.path = entry.path,
.parent_directory_id = entry.parent_directory_id,
.children = blk: {
if (!recurse) break :blk null;
const children = try services.drive.list(self.db, entry.id, self.allocator);
const result = self.allocator.alloc(DriveEntry, children.len) catch |err| {
util.deepFree(self.allocator, children);
return err;
};
var count: usize = 0;
errdefer for (children) |child, i| {
if (i < count)
util.deepFree(self.allocator, result[i])
else
util.deepFree(self.allocator, child);
};
defer self.allocator.free(children);
errdefer self.allocator.free(result);
for (children) |child, i| {
result[i] = try self.backendDriveEntryToFrontend(child, false);
count += 1;
}
break :blk result;
},
},
};
}
pub fn driveUpload(self: *Self, meta: UploadFileArgs, body: []const u8) !DriveEntry {
const user_id = self.user_id orelse return error.NoToken;
const file_id = try services.files.create(self.db, user_id, .{
.filename = meta.filename,
@ -547,38 +623,52 @@ fn ApiConn(comptime DbConn: type) type {
.sensitive = meta.sensitive,
}, body, self.allocator);
errdefer services.files.delete(self.db, file_id, self.allocator) catch |err| {
std.log.err("Unable to delete file {}: {}", .{ file_id, err });
};
const entry = entry: {
errdefer services.files.delete(self.db, file_id, self.allocator) catch |err| {
std.log.err("Unable to delete file {}: {}", .{ file_id, err });
};
services.drive.create(self.db, user_id, meta.dir, meta.filename, file_id, self.allocator) catch |err| switch (err) {
error.PathAlreadyExists => {
var buf: [256]u8 = undefined;
var split = std.mem.splitBackwards(u8, meta.filename, ".");
const ext = split.first();
const name = split.rest();
const new_name = try std.fmt.bufPrint(&buf, "{s}.{s}.{s}", .{ name, file_id, ext });
break :entry services.drive.create(
self.db,
user_id,
meta.dir,
meta.filename,
file_id,
self.allocator,
) catch |err| switch (err) {
error.PathAlreadyExists => {
var buf: [256]u8 = undefined;
var split = std.mem.splitBackwards(u8, meta.filename, ".");
const ext = split.first();
const name = split.rest();
const new_name = try std.fmt.bufPrint(&buf, "{s}.{s}.{s}", .{ name, file_id, ext });
try services.drive.create(
self.db,
user_id,
meta.dir,
new_name,
file_id,
self.allocator,
);
},
else => |e| return e,
break :entry try services.drive.create(
self.db,
user_id,
meta.dir,
new_name,
file_id,
self.allocator,
);
},
else => |e| return e,
};
};
errdefer util.deepFree(self.allocator, entry);
return try self.backendDriveEntryToFrontend(entry, true);
}
pub fn driveMkdir(self: *Self, path: []const u8) !void {
pub fn driveMkdir(self: *Self, path: []const u8) !DriveEntry {
const user_id = self.user_id orelse return error.NoToken;
var split = std.mem.splitBackwards(u8, path, "/");
std.log.debug("{s}", .{path});
const base = split.first();
const dir = split.rest();
try services.drive.create(self.db, user_id, dir, base, null, self.allocator);
const entry = try services.drive.create(self.db, user_id, dir, base, null, self.allocator);
errdefer util.deepFree(self.allocator, entry);
return try self.backendDriveEntryToFrontend(entry, true);
}
pub fn driveDelete(self: *Self, path: []const u8) !void {
@ -589,37 +679,31 @@ fn ApiConn(comptime DbConn: type) type {
if (entry.file_id) |file_id| try services.files.delete(self.db, file_id, self.allocator);
}
pub fn driveMove(self: *Self, src: []const u8, dest: []const u8) !void {
pub fn driveMove(self: *Self, src: []const u8, dest: []const u8) !DriveEntry {
const user_id = self.user_id orelse return error.NoToken;
try services.drive.move(self.db, user_id, src, dest, self.allocator);
return try self.driveGet(dest);
}
pub fn driveGet(self: *Self, path: []const u8) !DriveGetResult {
pub fn driveGet(self: *Self, path: []const u8) !DriveEntry {
const user_id = self.user_id orelse return error.NoToken;
const entry = try services.drive.stat(self.db, user_id, path, self.allocator);
errdefer util.deepFree(self.allocator, entry);
if (entry.file_id) |file_id| return .{
.file = .{
.entry = entry,
.file = try services.files.get(self.db, file_id, self.allocator),
},
} else return .{
.dir = .{
.entry = entry,
.children = try services.drive.list(self.db, entry.id, self.allocator),
},
};
return try self.backendDriveEntryToFrontend(entry, true);
}
pub fn driveUpdate(self: *Self, path: []const u8, meta: services.files.PartialMeta) !void {
pub fn driveUpdate(self: *Self, path: []const u8, meta: services.files.PartialMeta) !DriveEntry {
const user_id = self.user_id orelse return error.NoToken;
std.log.debug("{s}", .{path});
const entry = try services.drive.stat(self.db, user_id, path, self.allocator);
errdefer util.deepFree(self.allocator, entry);
defer util.deepFree(self.allocator, entry);
std.log.debug("{}", .{entry.id});
try services.files.update(self.db, entry.file_id orelse return error.NotAFile, meta, self.allocator);
return try self.driveGet(path);
}
pub fn fileDereference(self: *Self, id: Uuid) !FileResult {

35
src/api/services/common.zig
View file

@ -14,3 +14,38 @@ pub const PageDirection = enum {
pub const jsonStringify = util.jsonSerializeEnumAsString;
};
pub fn Partial(comptime T: type) type {
const t_fields = std.meta.fields(T);
var fields: [t_fields.len]std.builtin.Type.StructField = undefined;
for (std.meta.fields(T)) |f, i| fields[i] = .{
.name = f.name,
.field_type = ?f.field_type,
.default_value = &@as(?f.field_type, null),
.is_comptime = false,
.alignment = @alignOf(?f.field_type),
};
return @Type(.{ .Struct = .{
.layout = .Auto,
.fields = &fields,
.decls = &.{},
.is_tuple = false,
} });
}
pub fn Subset(comptime T: type, comptime selected: []const std.meta.FieldEnum(T)) type {
var fields: [selected.len]std.builtin.Type.StructField = undefined;
for (selected) |f, i| fields[i] = .{
.name = @tagName(f),
.field_type = std.meta.fieldInfo(T, f).field_type,
.default_value = @as(?std.meta.fieldInfo(T, f).field_type, null),
.is_comptime = false,
.alignment = @alignOf(std.meta.fieldInfo(T, f).field_type),
};
return @Type(.{ .Struct = .{
.layout = .Auto,
.fields = &fields,
.decls = &.{},
.is_tuple = false,
} });
}

25
src/api/services/drive.zig
View file

@ -10,7 +10,7 @@ pub const DriveOwner = union(enum) {
community_id: Uuid,
};
pub const DriveEntry = struct {
pub const Entry = struct {
id: Uuid,
owner_id: Uuid,
name: ?[]const u8,
@ -26,8 +26,8 @@ pub const Kind = enum {
pub const jsonStringify = util.jsonSerializeEnumAsString;
};
pub fn stat(db: anytype, owner: Uuid, path: []const u8, alloc: std.mem.Allocator) !DriveEntry {
return (db.queryRow(DriveEntry,
pub fn stat(db: anytype, owner: Uuid, path: []const u8, alloc: std.mem.Allocator) !Entry {
return (db.queryRow(Entry,
\\SELECT id, path, owner_id, name, file_id, kind, parent_directory_id
\\FROM drive_entry_path
\\WHERE owner_id = $1 AND path = ('/' || $2)
@ -42,7 +42,7 @@ pub fn stat(db: anytype, owner: Uuid, path: []const u8, alloc: std.mem.Allocator
}
/// Creates a file or directory
pub fn create(db: anytype, owner: Uuid, dir: []const u8, name: []const u8, file_id: ?Uuid, alloc: std.mem.Allocator) !void {
pub fn create(db: anytype, owner: Uuid, dir: []const u8, name: []const u8, file_id: ?Uuid, alloc: std.mem.Allocator) !Entry {
if (name.len == 0) return error.EmptyName;
const id = Uuid.randV4(util.getThreadPrng());
@ -65,6 +65,19 @@ pub fn create(db: anytype, owner: Uuid, dir: []const u8, name: []const u8, file_
};
try tx.commit();
const path = try std.mem.join(alloc, "/", if (dir.len == 0) &.{ "", name } else &.{ "", dir, name });
errdefer alloc.free(path);
return Entry{
.id = id,
.owner_id = owner,
.name = try util.deepClone(alloc, name),
.path = path,
.parent_directory_id = parent.id,
.file_id = file_id,
.kind = if (file_id) |_| .file else .dir,
};
}
pub fn delete(db: anytype, id: Uuid, alloc: std.mem.Allocator) !void {
@ -117,8 +130,8 @@ pub fn move(db: anytype, owner: Uuid, src: []const u8, dest: []const u8, alloc:
}
// TODO: paginate this
pub fn list(db: anytype, id: Uuid, alloc: std.mem.Allocator) ![]DriveEntry {
return (db.queryRows(DriveEntry,
pub fn list(db: anytype, id: Uuid, alloc: std.mem.Allocator) ![]Entry {
return (db.queryRows(Entry,
\\SELECT id, path, owner_id, name, file_id, kind, parent_directory_id
\\FROM drive_entry_path
\\WHERE parent_directory_id = $1

40
src/main/controllers/api/drive.zig
View file

@ -18,6 +18,7 @@ pub const get = struct {
pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
const result = try srv.driveGet(req.args.path);
defer util.deepFree(srv.allocator, result);
try res.json(.ok, result);
}
@ -36,16 +37,16 @@ pub const upload = struct {
pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
const f = req.body.file;
try srv.driveUpload(.{
const result = try srv.driveUpload(.{
.dir = req.args.path,
.filename = f.filename,
.description = req.body.description,
.content_type = f.content_type,
.sensitive = req.body.sensitive,
}, f.data);
errdefer util.deepFree(srv.allocator, result);
// TODO: print meta
try res.json(.created, .{});
try res.json(.created, result);
}
};
@ -67,9 +68,10 @@ pub const mkdir = struct {
pub const Args = DriveArgs;
pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
try srv.driveMkdir(req.args.path);
const result = try srv.driveMkdir(req.args.path);
errdefer util.deepFree(srv.allocator, result);
return res.json(.created, .{});
try res.json(.created, result);
}
};
@ -81,20 +83,23 @@ pub const update = struct {
// TODO: Validate that unhandled fields are equivalent to ones in the object
pub const allow_unknown_fields_in_body = true;
pub const Body = struct {
filename: ?[]const u8 = null,
description: ?[]const u8 = null,
content_type: ?[]const u8 = null,
sensitive: ?bool = null,
meta: struct {
filename: ?[]const u8 = null,
description: ?[]const u8 = null,
content_type: ?[]const u8 = null,
sensitive: ?bool = null,
},
};
pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
try srv.driveUpdate(req.args.path, .{
.filename = req.body.filename,
.description = req.body.description,
.content_type = req.body.content_type,
.sensitive = req.body.sensitive,
const result = try srv.driveUpdate(req.args.path, .{
.filename = req.body.meta.filename,
.description = req.body.meta.description,
.content_type = req.body.meta.content_type,
.sensitive = req.body.meta.sensitive,
});
try res.json(.ok, .{});
defer util.deepFree(srv.allocator, result);
try res.json(.ok, result);
}
};
@ -106,9 +111,10 @@ pub const move = struct {
pub fn handler(req: anytype, res: anytype, srv: anytype) !void {
const destination = req.headers.get("Destination") orelse return error.NoDestination;
try srv.driveMove(req.args.path, destination);
const result = try srv.driveMove(req.args.path, destination);
defer util.deepFree(srv.allocator, result);
try res.headers.put("Location", destination);
try res.json(.created, .{});
try res.json(.created, result);
}
};