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Arc 2023-02-14 14:46:19 +00:00 • committed by GitHub
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migrations.py Normal file
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from lnbits.helpers import urlsafe_short_hash
async def m001_initial(db):
"""
Initial split payment table.
"""
await db.execute(
"""
CREATE TABLE splitpayments.targets (
wallet TEXT NOT NULL,
source TEXT NOT NULL,
percent INTEGER NOT NULL CHECK (percent >= 0 AND percent <= 100),
alias TEXT,
UNIQUE (source, wallet)
);
"""
)
async def m002_float_percent(db):
"""
Add float percent and migrates the existing data.
"""
await db.execute("ALTER TABLE splitpayments.targets RENAME TO splitpayments_old")
await db.execute(
"""
CREATE TABLE splitpayments.targets (
wallet TEXT NOT NULL,
source TEXT NOT NULL,
percent REAL NOT NULL CHECK (percent >= 0 AND percent <= 100),
alias TEXT,
UNIQUE (source, wallet)
);
"""
)
for row in [
list(row)
for row in await db.fetchall("SELECT * FROM splitpayments.splitpayments_old")
]:
await db.execute(
"""
INSERT INTO splitpayments.targets (
wallet,
source,
percent,
alias
)
VALUES (?, ?, ?, ?)
""",
(row[0], row[1], row[2], row[3]),
)
await db.execute("DROP TABLE splitpayments.splitpayments_old")
async def m003_add_id_and_tag(db):
"""
Add float percent and migrates the existing data.
"""
await db.execute("ALTER TABLE splitpayments.targets RENAME TO splitpayments_old")
await db.execute(
"""
CREATE TABLE splitpayments.targets (
id TEXT PRIMARY KEY,
wallet TEXT NOT NULL,
source TEXT NOT NULL,
percent REAL NOT NULL CHECK (percent >= 0 AND percent <= 100),
tag TEXT NOT NULL,
alias TEXT,
UNIQUE (source, wallet)
);
"""
)
for row in [
list(row)
for row in await db.fetchall("SELECT * FROM splitpayments.splitpayments_old")
]:
await db.execute(
"""
INSERT INTO splitpayments.targets (
id,
wallet,
source,
percent,
tag,
alias
)
VALUES (?, ?, ?, ?, ?, ?)
""",
(urlsafe_short_hash(), row[0], row[1], row[2], "", row[3]),
)
await db.execute("DROP TABLE splitpayments.splitpayments_old")