use versions/paginated endpoint to retrieve detailed version information

(fix #167)

Author: alexbruy

mergin/cli.py

@@ -493,7 +493,7 @@ def show_version(ctx, version):
     project_path = mp.metadata["name"]
     # TODO: handle exception when version not found
     version_info_dict = mc.project_version_info(project_path, version)[0]
-    click.secho("Project: " + version_info_dict["project"]["namespace"] + "/" + version_info_dict["project"]["name"])
+    click.secho("Project: " + version_info_dict["namespace"] + "/" + version_info_dict["project_name"])
     click.secho("Version: " + version_info_dict["name"] + " by " + version_info_dict["author"])
     click.secho("Time:    " + version_info_dict["created"])
     pretty_diff(version_info_dict["changes"])

mergin/client.py

@@ -831,8 +831,14 @@ def project_status(self, directory):
     def project_version_info(self, project_path, version):
         """Returns JSON with detailed information about a single project version"""
         params = {"version_id": version}
-        resp = self.get("/v1/project/version/{}".format(project_path), params)
-        return json.load(resp)
+        params = {
+          "page": version,
+          "per_page": 1,
+          "descending": False
+        }
+        resp = self.get(f"/v1/project/versions/paginated/{project_path}", params)
+        j = json.load(resp)
+        return j["versions"]
 
     def project_file_history_info(self, project_path, file_path):
         """Returns JSON with full history of a single file within a project"""

mergin/test/test_client.py

@@ -4,7 +4,7 @@
 import tempfile
 import subprocess
 import shutil
-from datetime import datetime, timedelta
+from datetime import datetime, timedelta, date
 import pytest
 import pytz
 import sqlite3
@@ -1860,3 +1860,33 @@ def test_changesets_download(mc):
     assert os.path.exists(diff_file)
     assert mp.geodiff.has_changes(diff_file)
     assert mp.geodiff.changes_count(diff_file) == 3
+
+def test_version_info(mc):
+    """Check retrieving detailed information about single project version.
+    """
+    test_project = "test_version_info"
+    project = API_USER + "/" + test_project
+    project_dir = os.path.join(TMP_DIR, test_project)  # primary project dir
+    test_gpkg = "test.gpkg"
+    file_path = os.path.join(project_dir, "test.gpkg")
+
+    cleanup(mc, project, [project_dir])
+
+    os.makedirs(project_dir, exist_ok=True)
+    shutil.copy(os.path.join(TEST_DATA_DIR, "base.gpkg"), file_path)
+    mc.create_project_and_push(test_project, project_dir)
+
+    shutil.copy(os.path.join(TEST_DATA_DIR, "inserted_1_A.gpkg"), file_path)
+    mc.push_project(project_dir)
+
+    shutil.copy(os.path.join(TEST_DATA_DIR, "inserted_1_A_mod.gpkg"), file_path)
+    mc.push_project(project_dir)
+
+    info = mc.project_version_info(project, 2)[0]
+    assert info["namespace"] == API_USER
+    assert info["project_name"] == test_project
+    assert info["name"] == "v2"
+    assert info["author"] == API_USER
+    created = datetime.strptime(info["created"], "%Y-%m-%dT%H:%M:%SZ")
+    assert created.date() == date.today()
+    assert info["changes"]["updated"][0]["size"] == 98304