67 lines
2.7 KiB
MySQL
67 lines
2.7 KiB
MySQL
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-- Subscription lifecycle management (Task 7)
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-- Tracks plan changes, proration, and scheduled downgrades
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BEGIN;
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CREATE TABLE ai_subscription_history (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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from_plan_id UUID REFERENCES ai_plans(id),
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to_plan_id UUID NOT NULL REFERENCES ai_plans(id),
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change_type VARCHAR(20) NOT NULL CHECK (change_type IN ('upgrade', 'downgrade', 'cancel', 'renew', 'trial_expired')),
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-- Proration details (for upgrades)
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proration_credits INT DEFAULT 0, -- Bonus credits granted for mid-period upgrade
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proration_days_remaining INT, -- Days remaining in current period
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-- Timing
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effective_at TIMESTAMPTZ NOT NULL,
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created_by UUID REFERENCES users(id), -- System if automated
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-- Status
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status VARCHAR(20) NOT NULL DEFAULT 'completed' CHECK (status IN ('scheduled', 'completed', 'cancelled')),
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created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
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);
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-- Add columns to user_ai_subscriptions for trial support (if not exists)
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-- These are already in the schema from the initial migration
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-- - is_trial BOOLEAN
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-- - trial_days INT
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-- - trial_ends_at TIMESTAMPTZ (needs to be added)
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-- Add trial tracking columns if they don't exist
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DO $$
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BEGIN
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IF NOT EXISTS (SELECT 1 FROM information_schema.columns
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WHERE table_name = 'user_ai_subscriptions'
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AND column_name = 'is_trial') THEN
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ALTER TABLE user_ai_subscriptions ADD COLUMN is_trial BOOLEAN NOT NULL DEFAULT FALSE;
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END IF;
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IF NOT EXISTS (SELECT 1 FROM information_schema.columns
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WHERE table_name = 'user_ai_subscriptions'
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AND column_name = 'trial_days') THEN
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ALTER TABLE user_ai_subscriptions ADD COLUMN trial_days INT;
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END IF;
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IF NOT EXISTS (SELECT 1 FROM information_schema.columns
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WHERE table_name = 'user_ai_subscriptions'
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AND column_name = 'trial_ends_at') THEN
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ALTER TABLE user_ai_subscriptions ADD COLUMN trial_ends_at TIMESTAMPTZ;
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END IF;
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IF NOT EXISTS (SELECT 1 FROM information_schema.columns
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WHERE table_name = 'user_ai_subscriptions'
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AND column_name = 'downgrade_scheduled_to') THEN
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ALTER TABLE user_ai_subscriptions ADD COLUMN downgrade_scheduled_to UUID REFERENCES ai_plans(id);
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END IF;
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END $$;
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-- Indexes for subscription management
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CREATE INDEX idx_ai_subscription_history_user ON ai_subscription_history(user_id);
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CREATE INDEX idx_ai_subscription_history_effective ON ai_subscription_history(effective_at DESC);
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CREATE INDEX idx_user_ai_subscriptions_trial ON user_ai_subscriptions(user_id) WHERE is_trial = TRUE;
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COMMIT;
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