add service

migrations/00001_create_users.sql

@@ -1,5 +1,5 @@
 -- +goose Up
-CREATE TABLE users (
+CREATE TABLE IF NOT EXISTS users (
     id SERIAL PRIMARY KEY,
     email TEXT NOT NULL,
     email_hash TEXT NOT NULL UNIQUE,
@@ -14,7 +14,7 @@ CREATE TABLE users (
     created_at TIMESTAMP DEFAULT now()
 );
 
-CREATE INDEX idx_users_email_hash ON users(email_hash);
+CREATE INDEX IF NOT EXISTS idx_users_email_hash ON users(email_hash);
 
 -- +goose Down
 DROP TABLE users;

migrations/00002_create_sessions.sql

@@ -1,5 +1,5 @@
 -- +goose Up
-CREATE TABLE sessions (
+CREATE TABLE IF NOT EXISTS sessions (
     id SERIAL PRIMARY KEY,
     user_id INT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
     access_token TEXT NOT NULL,
@@ -11,8 +11,8 @@ CREATE TABLE sessions (
     revoked_at TIMESTAMP
 );
 
-CREATE INDEX idx_sessions_refresh ON sessions(refresh_token);
+CREATE INDEX IF NOT EXISTS idx_sessions_refresh ON sessions(refresh_token);
-CREATE INDEX idx_sessions_user_id ON sessions(user_id);
+CREATE INDEX IF NOT EXISTS idx_sessions_user_id ON sessions(user_id);
 
 -- +goose Down
 DROP TABLE sessions;

migrations/00003_create_invite_codes.sql

@@ -1,5 +1,5 @@
 -- +goose Up
-CREATE TABLE invite_codes (
+CREATE TABLE IF NOT EXISTS invite_codes (
     id SERIAL PRIMARY KEY,
     user_id INT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
     code BIGINT NOT NULL UNIQUE,
@@ -10,8 +10,8 @@ CREATE TABLE invite_codes (
     expires_at TIMESTAMP NOT NULL
 );
 
-CREATE INDEX idx_invite_codes_code ON invite_codes(code);
+CREATE INDEX IF NOT EXISTS idx_invite_codes_code ON invite_codes(code);
-CREATE INDEX idx_invite_codes_user_id ON invite_codes(user_id);
+CREATE INDEX IF NOT EXISTS idx_invite_codes_user_id ON invite_codes(user_id);
 
 -- +goose Down
 DROP TABLE invite_codes;

migrations/00004_create_mailing_status.sql

@@ -1,5 +1,5 @@
 -- +goose Up
-CREATE TABLE mailing_status (
+CREATE TABLE IF NOT EXISTS mailing_status (
     id SERIAL PRIMARY KEY,
     status_name TEXT NOT NULL UNIQUE
 );
@@ -8,7 +8,8 @@ INSERT INTO mailing_status (status_name) VALUES
     ('pending'),
     ('in_progress'),
     ('completed'),
-    ('failed');
+    ('failed')
+ON CONFLICT (status_name) DO NOTHING;
 
 -- +goose Down
 DROP TABLE mailing_status;

migrations/00005_create_requests_for_suppliers.sql

@@ -1,5 +1,5 @@
 -- +goose Up
-CREATE TABLE requests_for_suppliers (
+CREATE TABLE IF NOT EXISTS requests_for_suppliers (
     id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
     user_id INT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
     request_txt TEXT,
@@ -11,8 +11,8 @@ CREATE TABLE requests_for_suppliers (
     created_at TIMESTAMP DEFAULT now()
 );
 
-CREATE INDEX idx_requests_user_id ON requests_for_suppliers(user_id);
+CREATE INDEX IF NOT EXISTS idx_requests_user_id ON requests_for_suppliers(user_id);
-CREATE INDEX idx_requests_status ON requests_for_suppliers(mailling_status_id);
+CREATE INDEX IF NOT EXISTS idx_requests_status ON requests_for_suppliers(mailling_status_id);
 
 -- +goose Down
 DROP TABLE requests_for_suppliers;

migrations/00006_create_suppliers.sql

@@ -1,5 +1,5 @@
 -- +goose Up
-CREATE TABLE suppliers (
+CREATE TABLE IF NOT EXISTS suppliers (
     id SERIAL PRIMARY KEY,
     request_id UUID NOT NULL REFERENCES requests_for_suppliers(id) ON DELETE CASCADE,
     name TEXT NOT NULL,
@@ -10,7 +10,7 @@ CREATE TABLE suppliers (
     created_at TIMESTAMP DEFAULT now()
 );
 
-CREATE INDEX idx_suppliers_request_id ON suppliers(request_id);
+CREATE INDEX IF NOT EXISTS idx_suppliers_request_id ON suppliers(request_id);
 
 -- +goose Down
 DROP TABLE suppliers;

migrations/00007_create_request_token_usage.sql

@@ -1,5 +1,5 @@
 -- +goose Up
-CREATE TABLE request_token_usage (
+CREATE TABLE IF NOT EXISTS request_token_usage (
     id SERIAL PRIMARY KEY,
     request_id UUID NOT NULL REFERENCES requests_for_suppliers(id) ON DELETE CASCADE,
     request_token_count INT DEFAULT 0,
@@ -9,7 +9,7 @@ CREATE TABLE request_token_usage (
     created_at TIMESTAMP DEFAULT now()
 );
 
-CREATE INDEX idx_token_usage_request_id ON request_token_usage(request_id);
+CREATE INDEX IF NOT EXISTS idx_token_usage_request_id ON request_token_usage(request_id);
 
 -- +goose Down
 DROP TABLE request_token_usage;

migrations/00008_add_balance_check_constraint.sql

@@ -1,10 +1,5 @@
 -- +goose Up
 ALTER TABLE users ADD CONSTRAINT balance_non_negative CHECK (balance >= 0);
 
-ALTER TABLE invite_codes ADD CONSTRAINT used_count_non_negative CHECK (used_count >= 0);
-ALTER TABLE invite_codes ADD CONSTRAINT used_count_within_limit CHECK (used_count <= can_be_used_count);
-
 -- +goose Down
-ALTER TABLE users DROP CONSTRAINT IF EXISTS balance_non_negative;
+ALTER TABLE users DROP CONSTRAINT IF EXISTS balance_non_negative;
-ALTER TABLE invite_codes DROP CONSTRAINT IF EXISTS used_count_non_negative;
-ALTER TABLE invite_codes DROP CONSTRAINT IF EXISTS used_count_within_limit;