5 files changed, 70 insertions, 3 deletions
diff --git a/src/ipm/models/index.py b/src/ipm/models/index.py
index 0bac21e..f61c818 100644
--- a/src/ipm/models/index.py
+++ b/src/ipm/models/index.py
@@ -1,5 +1,5 @@
 from pathlib import Path
-from typing import Any, Literal, Optional, Union
+from typing import Any, List, Literal, Optional, Union, TYPE_CHECKING
 from ipm.const import INDEX_PATH
 from ipm.exceptions import LockLoadFailed
 from ipm.typing import Dict
@@ -9,6 +9,9 @@ import tempfile
 import shutil
 import json
 
+if TYPE_CHECKING:
+    from ipm.models.requirement import Requirement
+
 
 class Yggdrasil:
     def __init__(self, index: str, uuid: str) -> None:
@@ -100,10 +103,32 @@ class Yggdrasil:
                 return distribution["hash"]
 
     def get_lastest_version(self, name: str) -> Optional[str]:
+        """从本地获取规则包最新版本"""
         if name not in self.packages:
             return None
         return self.packages[name]["latestVersion"]
 
+    def get_requirements(self, name: str) -> List["Requirement"]:
+        if not name in self.packages:
+            return []
+        from ipm.models.requirement import Requirement
+
+        res = []
+        requirements = self.packages[name]["requirements"]
+        for requirement in requirements:
+            res.append(
+                Requirement(
+                    requirement["name"],
+                    requirement["version"],
+                    url=requirement.get(
+                        "url",
+                        f"/packages/{requirement['name']}-{requirement['version']}.ipk",
+                    ),
+                    yggdrasil=self,
+                )
+            )
+        return res
+
     @property
     def uuid(self) -> str:
         """世界树唯一标识"""
diff --git a/src/ipm/models/ipk.py b/src/ipm/models/ipk.py
index 1a1e99f..fc77ac3 100644
--- a/src/ipm/models/ipk.py
+++ b/src/ipm/models/ipk.py
@@ -98,7 +98,7 @@ class InfiniProject(InfiniPackage):
         requirement.add("yggdrasil", yggdrasil) if yggdrasil else None
         requirement.add("index", index) if index else None
         if not requirement:
-            raise ValueError("")
+            raise ValueError
         self._data["requirements"].update({name: requirement})  # type: ignore
 
     def unrequire(self, name: str) -> None:
diff --git a/src/ipm/models/lock.py b/src/ipm/models/lock.py
index 160db4d..439d978 100644
--- a/src/ipm/models/lock.py
+++ b/src/ipm/models/lock.py
@@ -9,6 +9,7 @@ from typing import TYPE_CHECKING
 
 import tomlkit
 
+
 if TYPE_CHECKING:
     from ipm.models import ipk
     from ipm.models.index import Yggdrasil
@@ -135,6 +136,8 @@ class ProjectLock(IPMLock):
     def init_from_project(
         project: "ipk.InfiniProject", dist_path: Optional[Path] = None
     ) -> "ProjectLock":
+        from ipm.utils.resolve import get_requirements_by_project
+
         lock = ProjectLock(dist_path or project._source_path)
         lock._data = tomlkit.document()
 
@@ -146,7 +149,9 @@ class ProjectLock(IPMLock):
         lock._data.add("metadata", metadata)
 
         packages = tomlkit.aot()
-        for requirement in project.requirements:
+        requirements = get_requirements_by_project(project)
+
+        for requirement in requirements:
             if requirement.is_local():
                 packages.append(
                     tomlkit.item(
diff --git a/src/ipm/models/requirement.py b/src/ipm/models/requirement.py
index 223ac18..04e33cb 100644
--- a/src/ipm/models/requirement.py
+++ b/src/ipm/models/requirement.py
@@ -35,6 +35,13 @@ class Requirement:
         self.yggdrasil = yggdrasil
         self.hash = hash
 
+    def __eq__(self, __value: "Requirement") -> bool:
+        return (
+            __value.name == self.name
+            and __value.version == self.version
+            and __value.yggdrasil.index == self.yggdrasil.index
+        )
+
     def is_local(self) -> bool:
         return bool(self.path)
 
diff --git a/src/ipm/utils/resolve.py b/src/ipm/utils/resolve.py
new file mode 100644
index 0000000..8e0c32d
--- /dev/null
+++ b/src/ipm/utils/resolve.py
@@ -0,0 +1,30 @@
+from typing import List
+from ipm.models.index import Yggdrasil
+from ipm.models.ipk import InfiniProject
+from ipm.models.requirement import Requirement
+
+
+def get_requirements(
+    requirement: Requirement, resolved: List[str] = []
+) -> List[Requirement]:
+    requirements = {}
+    for req in requirement.yggdrasil.get_requirements(requirement.name):
+        if req.name in resolved:
+            continue
+        resolved.append(req.name)
+        requirements[req.name] = req
+        sub_reqs = get_requirements(req, resolved)
+        for sub_seq in sub_reqs:
+            requirements[sub_seq.name] = sub_seq
+
+    return list(requirements.values())
+
+
+def get_requirements_by_project(project: InfiniProject) -> List[Requirement]:
+    requirements = {}
+    for requirement in project.requirements:
+        requirements[requirement.name] = requirement
+        reqs = get_requirements(requirement)
+        for req in reqs:
+            requirements[req.name] = req
+    return list(requirements.values())