#!/usr/bin/env bash
# Disaster Recovery Testing
# Tests disaster recovery procedures

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_ROOT="$(cd "$SCRIPT_DIR/../../../../.." && pwd)"

source "$PROJECT_ROOT/.env" 2>/dev/null || true

echo "Disaster Recovery Testing"
echo "========================"
echo ""

# Create DR test scenarios
DR_TEST_DIR="$PROJECT_ROOT/smom-dbis-138/tests/disaster-recovery"
mkdir -p "$DR_TEST_DIR"

# Scenario 1: Contract Pause
cat > "$DR_TEST_DIR/test-pause-recovery.sh" <<'EOF'
#!/usr/bin/env bash
# Test: Contract Pause and Recovery

echo "Scenario: Contract Pause"
echo "1. Pause contract via multisig"
echo "2. Verify pause status"
echo "3. Verify operations are blocked"
echo "4. Unpause contract"
echo "5. Verify operations resume"
echo "6. Test transactions work correctly"
EOF

# Scenario 2: RPC Outage
cat > "$DR_TEST_DIR/test-rpc-outage.sh" <<'EOF'
#!/usr/bin/env bash
# Test: RPC Outage Recovery

echo "Scenario: RPC Outage"
echo "1. Simulate primary RPC failure"
echo "2. Verify failover to backup RPC"
echo "3. Verify monitoring detects outage"
echo "4. Restore primary RPC"
echo "5. Verify switchback works"
EOF

# Scenario 3: Liquidity Crisis
cat > "$DR_TEST_DIR/test-liquidity-crisis.sh" <<'EOF'
#!/usr/bin/env bash
# Test: Liquidity Crisis Recovery

echo "Scenario: Liquidity Crisis"
echo "1. Simulate liquidity pool below minimum ratio"
echo "2. Verify withdrawals are blocked"
echo "3. Add liquidity to restore ratio"
echo "4. Verify withdrawals resume"
echo "5. Verify system returns to normal"
EOF

# Scenario 4: Multisig Signer Loss
cat > "$DR_TEST_DIR/test-multisig-recovery.sh" <<'EOF'
#!/usr/bin/env bash
# Test: Multisig Signer Loss Recovery

echo "Scenario: Multisig Signer Loss"
echo "1. Simulate signer key loss"
echo "2. Verify remaining signers can operate"
echo "3. Add new signer to multisig"
echo "4. Remove lost signer"
echo "5. Verify operations continue"
EOF

chmod +x "$DR_TEST_DIR"/*.sh

# Create DR test runner
DR_RUNNER="$SCRIPT_DIR/dr-test-runner.sh"
cat > "$DR_RUNNER" <<'EOF'
#!/usr/bin/env bash
# Disaster Recovery Test Runner

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
DR_TEST_DIR="$SCRIPT_DIR/../../tests/disaster-recovery"

echo "Disaster Recovery Test Suite"
echo "============================="
echo ""

SCENARIOS=(
    "test-pause-recovery.sh:Pause and Recovery"
    "test-rpc-outage.sh:RPC Outage Recovery"
    "test-liquidity-crisis.sh:Liquidity Crisis Recovery"
    "test-multisig-recovery.sh:Multisig Recovery"
)

PASSED=0
FAILED=0

for scenario in "${SCENARIOS[@]}"; do
    IFS=':' read -r script name <<< "$scenario"
    echo "Running: $name"
    echo "----------------------------------------"
    
    if bash "$DR_TEST_DIR/$script"; then
        echo "✅ PASSED: $name"
        PASSED=$((PASSED + 1))
    else
        echo "❌ FAILED: $name"
        FAILED=$((FAILED + 1))
    fi
    echo ""
done

echo "Results:"
echo "  Passed: $PASSED"
echo "  Failed: $FAILED"
echo "  Total: $((PASSED + FAILED))"

if [ $FAILED -eq 0 ]; then
    echo ""
    echo "✅ All disaster recovery tests passed"
    exit 0
else
    echo ""
    echo "❌ Some disaster recovery tests failed"
    exit 1
fi
EOF

chmod +x "$DR_RUNNER"

echo "Disaster recovery test scenarios created in: $DR_TEST_DIR"
echo "Test runner created: $DR_RUNNER"
echo ""
echo "Disaster Recovery Test Scenarios:"
echo "  1. Contract Pause and Recovery"
echo "  2. RPC Outage Recovery"
echo "  3. Liquidity Crisis Recovery"
echo "  4. Multisig Signer Loss Recovery"
echo ""
echo "To run DR tests:"
echo "  bash $DR_RUNNER"
echo ""
echo "Note: These are test scenarios. Customize based on your infrastructure."

