mock server, file and folder management

server/app/mailer/messages/builder.py

@@ -129,9 +129,14 @@ def _recipient_values(entry: EntryConfig) -> dict[str, str]:
 
 def _template_values(config: CampaignConfig, entry: EntryConfig) -> dict[str, Any]:
     values: dict[str, Any] = {}
+    for field in config.fields:
+        values.setdefault(field.name, "")
+        values.setdefault(f"global::{field.name}", "")
+        values.setdefault(f"local::{field.name}", "")
     for key, value in config.global_values.items():
         values[f"global::{key}"] = value
     for key, value in effective_entry_field_values(config, entry).items():
+        values[key] = value
         values[f"local::{key}"] = value
     if entry.id:
         values["local::id"] = entry.id
@@ -552,6 +557,62 @@ def build_entry_message(
     return BuiltMessage(draft=draft, mime=message)
 
 
+
+def _unsent_attachment_issues(
+    *,
+    config: CampaignConfig,
+    campaign_file: str | Path,
+    built_messages: list[BuiltMessage],
+) -> list[MessageIssue]:
+    behavior = config.validation_policy.unsent_attachment_files.value
+    if behavior == Behavior.CONTINUE.value:
+        return []
+
+    matched_files = {
+        Path(match).resolve()
+        for built in built_messages
+        for attachment in built.draft.attachments
+        for match in attachment.matches
+    }
+
+    issues: list[MessageIssue] = []
+    for base_path in config.attachments.base_paths:
+        if not base_path.unsent_warning:
+            continue
+        directory = _resolve(campaign_file, base_path.path)
+        if not directory.exists() or not directory.is_dir():
+            continue
+        all_files = sorted(path.resolve() for path in directory.rglob("*") if path.is_file())
+        unsent = [path for path in all_files if path not in matched_files]
+        if not unsent:
+            continue
+        shown = ", ".join(str(path.relative_to(directory)) for path in unsent[:10])
+        if len(unsent) > 10:
+            shown += f", … (+{len(unsent) - 10} more)"
+        issues.append(
+            _issue_from_behavior(
+                code="unsent_attachment_files",
+                message=f"{len(unsent)} file(s) in attachment source {base_path.name!r} are not used by any message: {shown}",
+                behavior=behavior,
+                source=f"attachments:{base_path.name}",
+            )
+        )
+    return issues
+
+
+def _apply_campaign_level_issues(built_messages: list[BuiltMessage], issues: list[MessageIssue]) -> None:
+    if not issues:
+        return
+    for built in built_messages:
+        if not built.draft.active:
+            continue
+        built.draft.issues.extend(issues)
+        status = built.draft.validation_status
+        for issue in issues:
+            if issue.behavior:
+                status = _apply_behavior(status, issue.behavior)
+        built.draft.validation_status = status
+
 def build_campaign_messages(
     config: CampaignConfig,
     *,
@@ -577,6 +638,10 @@ def build_campaign_messages(
             )
             for index, entry in enumerate(entries, start=1)
         ]
+        _apply_campaign_level_issues(
+            built_messages,
+            _unsent_attachment_issues(config=config, campaign_file=campaign_path, built_messages=built_messages),
+        )
 
     report = CampaignBuildReport(
         campaign_id=config.campaign.id,