MIGRATION VERS GITEA

migrations/create_messagerie_tables.sql

@@ -0,0 +1,90 @@
+-- Tables de messagerie interne (V1)
+
+CREATE TABLE IF NOT EXISTS public.messagerie_threads (
+  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+  updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE TABLE IF NOT EXISTS public.messagerie_participants (
+  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+  thread_id UUID NOT NULL REFERENCES public.messagerie_threads(id) ON DELETE CASCADE,
+  user_id UUID NOT NULL REFERENCES public.utilisateurs(id) ON DELETE CASCADE,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+  UNIQUE(thread_id, user_id)
+);
+
+CREATE TABLE IF NOT EXISTS public.messagerie_messages (
+  id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+  thread_id UUID NOT NULL REFERENCES public.messagerie_threads(id) ON DELETE CASCADE,
+  sender_id UUID NOT NULL REFERENCES public.utilisateurs(id) ON DELETE CASCADE,
+  contenu TEXT NOT NULL,
+  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_messagerie_participants_user_id ON public.messagerie_participants(user_id);
+CREATE INDEX IF NOT EXISTS idx_messagerie_messages_thread_id ON public.messagerie_messages(thread_id);
+CREATE INDEX IF NOT EXISTS idx_messagerie_messages_created_at ON public.messagerie_messages(created_at DESC);
+
+-- RLS simple: participant du thread uniquement
+ALTER TABLE public.messagerie_threads ENABLE ROW LEVEL SECURITY;
+ALTER TABLE public.messagerie_participants ENABLE ROW LEVEL SECURITY;
+ALTER TABLE public.messagerie_messages ENABLE ROW LEVEL SECURITY;
+
+DROP POLICY IF EXISTS messagerie_threads_select ON public.messagerie_threads;
+CREATE POLICY messagerie_threads_select ON public.messagerie_threads
+FOR SELECT TO anon
+USING (
+  EXISTS (
+    SELECT 1 FROM public.messagerie_participants p
+    WHERE p.thread_id = messagerie_threads.id
+  )
+);
+
+DROP POLICY IF EXISTS messagerie_threads_insert ON public.messagerie_threads;
+CREATE POLICY messagerie_threads_insert ON public.messagerie_threads
+FOR INSERT TO anon
+WITH CHECK (true);
+
+DROP POLICY IF EXISTS messagerie_threads_update ON public.messagerie_threads;
+CREATE POLICY messagerie_threads_update ON public.messagerie_threads
+FOR UPDATE TO anon
+USING (
+  EXISTS (
+    SELECT 1 FROM public.messagerie_participants p
+    WHERE p.thread_id = messagerie_threads.id
+  )
+)
+WITH CHECK (true);
+
+DROP POLICY IF EXISTS messagerie_participants_select ON public.messagerie_participants;
+CREATE POLICY messagerie_participants_select ON public.messagerie_participants
+FOR SELECT TO anon
+USING (true);
+
+DROP POLICY IF EXISTS messagerie_participants_insert ON public.messagerie_participants;
+CREATE POLICY messagerie_participants_insert ON public.messagerie_participants
+FOR INSERT TO anon
+WITH CHECK (true);
+
+DROP POLICY IF EXISTS messagerie_messages_select ON public.messagerie_messages;
+CREATE POLICY messagerie_messages_select ON public.messagerie_messages
+FOR SELECT TO anon
+USING (
+  EXISTS (
+    SELECT 1 FROM public.messagerie_participants p
+    WHERE p.thread_id = messagerie_messages.thread_id
+  )
+);
+
+DROP POLICY IF EXISTS messagerie_messages_insert ON public.messagerie_messages;
+CREATE POLICY messagerie_messages_insert ON public.messagerie_messages
+FOR INSERT TO anon
+WITH CHECK (
+  EXISTS (
+    SELECT 1 FROM public.messagerie_participants p
+    WHERE p.thread_id = messagerie_messages.thread_id
+      AND p.user_id = messagerie_messages.sender_id
+  )
+);
+