per-campaign settings, default campaign folders, custom prompt fix

backend/app/database.py

@@ -6,6 +6,7 @@ import uuid
 from contextlib import contextmanager
 
 from . import config
+from .config import campaign_audio_dir, campaign_transcript_dir, campaign_notes_dir
 
 _local = threading.local()
 
@@ -94,6 +95,14 @@ def init_db():
                 created_at REAL NOT NULL
             )
         """)
+        conn.execute("""
+            CREATE TABLE IF NOT EXISTS campaign_settings (
+                campaign_id TEXT NOT NULL REFERENCES campaigns(id) ON DELETE CASCADE,
+                key TEXT NOT NULL,
+                value TEXT NOT NULL,
+                UNIQUE(campaign_id, key)
+            )
+        """)
         try:
             conn.execute("ALTER TABLE sessions ADD COLUMN campaign_id TEXT REFERENCES campaigns(id) ON DELETE SET NULL")
         except Exception:
@@ -105,13 +114,30 @@ def init_db():
                 ("default", "Default Campaign", now()),
             )
             conn.execute("UPDATE sessions SET campaign_id = 'default' WHERE campaign_id IS NULL")
+            campaign_audio_dir("default").mkdir(parents=True, exist_ok=True)
+            campaign_transcript_dir("default").mkdir(parents=True, exist_ok=True)
+            campaign_notes_dir("default").mkdir(parents=True, exist_ok=True)
 
-        # seed defaults if empty
-        existing = {r["key"] for r in conn.execute("SELECT key FROM settings")}
-        for k, v in config.DEFAULT_SETTINGS.items():
-            if k not in existing:
+        # seed global settings (just onboarding_completed)
+        existing_global = {r["key"] for r in conn.execute("SELECT key FROM settings")}
+        for k, v in config.GLOBAL_SETTINGS.items():
+            if k not in existing_global:
                 conn.execute("INSERT INTO settings (key, value) VALUES (?, ?)", (k, v))
 
+        # seed default campaign settings from CAMPAIGN_SETTINGS (migrate old global rows)
+        existing_cs = {r["key"] for r in conn.execute(
+            "SELECT key FROM campaign_settings WHERE campaign_id = 'default'"
+        )}
+        for k, v in config.CAMPAIGN_SETTINGS.items():
+            if k not in existing_cs:
+                # If this key was previously stored in global settings, carry it over
+                old_row = conn.execute("SELECT value FROM settings WHERE key = ?", (k,)).fetchone()
+                val = old_row["value"] if old_row else v
+                conn.execute(
+                    "INSERT INTO campaign_settings (campaign_id, key, value) VALUES (?, ?, ?)",
+                    ("default", k, val),
+                )
+
 
 def get_settings() -> dict:
     conn = get_conn()
@@ -122,6 +148,8 @@ def get_settings() -> dict:
 def update_settings(patch: dict):
     with tx() as conn:
         for k, v in patch.items():
+            if k not in config.GLOBAL_SETTINGS:
+                continue
             conn.execute(
                 "INSERT INTO settings (key, value) VALUES (?, ?) "
                 "ON CONFLICT(key) DO UPDATE SET value=excluded.value",
@@ -129,6 +157,24 @@ def update_settings(patch: dict):
             )
 
 
+def get_campaign_settings(campaign_id: str) -> dict:
+    conn = get_conn()
+    rows = conn.execute(
+        "SELECT key, value FROM campaign_settings WHERE campaign_id = ?", (campaign_id,)
+    ).fetchall()
+    return {r["key"]: r["value"] for r in rows}
+
+
+def update_campaign_settings(campaign_id: str, patch: dict):
+    with tx() as conn:
+        for k, v in patch.items():
+            conn.execute(
+                "INSERT INTO campaign_settings (campaign_id, key, value) VALUES (?, ?, ?) "
+                "ON CONFLICT(campaign_id, key) DO UPDATE SET value=excluded.value",
+                (campaign_id, k, str(v)),
+            )
+
+
 def new_id() -> str:
     return uuid.uuid4().hex[:12]
 
@@ -168,7 +214,17 @@ def create_campaign(name: str, description: str = "") -> dict:
             "INSERT INTO campaigns (id, name, description, created_at) VALUES (?, ?, ?, ?)",
             (campaign_id, name, description, now()),
         )
-    from .config import campaign_audio_dir, campaign_transcript_dir, campaign_notes_dir
+        # Inherit CAMPAIGN_SETTINGS from the "default" campaign as a starting point
+        parent = conn.execute(
+            "SELECT key, value FROM campaign_settings WHERE campaign_id = 'default'"
+        ).fetchall()
+        inherited = {r["key"]: r["value"] for r in parent}
+        for k, v in config.CAMPAIGN_SETTINGS.items():
+            val = inherited.get(k, v)
+            conn.execute(
+                "INSERT INTO campaign_settings (campaign_id, key, value) VALUES (?, ?, ?)",
+                (campaign_id, k, val),
+            )
     campaign_audio_dir(campaign_id).mkdir(parents=True, exist_ok=True)
     campaign_transcript_dir(campaign_id).mkdir(parents=True, exist_ok=True)
     campaign_notes_dir(campaign_id).mkdir(parents=True, exist_ok=True)