63 lines
1.8 KiB
TypeScript
63 lines
1.8 KiB
TypeScript
import * as Sequelize from 'sequelize'
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async function up (utils: {
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transaction: Sequelize.Transaction
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queryInterface: Sequelize.QueryInterface
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sequelize: Sequelize.Sequelize
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}): Promise<void> {
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const query = `
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CREATE TABLE IF NOT EXISTS "event" (
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"id" SERIAL PRIMARY KEY,
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"channelId" INTEGER NOT NULL REFERENCES "videoChannel" ("id") ON DELETE CASCADE ON UPDATE CASCADE,
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"title" VARCHAR(255) NOT NULL,
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"description" TEXT,
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"startTime" TIMESTAMP WITH TIME ZONE NOT NULL,
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"endTime" TIMESTAMP WITH TIME ZONE NOT NULL,
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"thumbnailFilename" VARCHAR(255),
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"liveUrl" VARCHAR(2048),
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"state" VARCHAR(50) NOT NULL DEFAULT 'active',
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"createdAt" TIMESTAMP WITH TIME ZONE NOT NULL,
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"updatedAt" TIMESTAMP WITH TIME ZONE NOT NULL
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)
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`
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await utils.sequelize.query(query, { transaction: utils.transaction })
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// Create indexes
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await utils.sequelize.query(
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`CREATE INDEX "idx_event_channelId" ON "event" ("channelId")`,
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{ transaction: utils.transaction }
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)
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await utils.sequelize.query(
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`CREATE INDEX "idx_event_state" ON "event" ("state")`,
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{ transaction: utils.transaction }
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)
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await utils.sequelize.query(
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`CREATE INDEX "idx_event_startTime" ON "event" ("startTime")`,
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{ transaction: utils.transaction }
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)
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// Add constraint for end_time > start_time
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await utils.sequelize.query(
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`ALTER TABLE "event" ADD CONSTRAINT "event_valid_end_time" CHECK ("endTime" > "startTime")`,
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{ transaction: utils.transaction }
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)
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// Allow only states used by the current event workflow
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await utils.sequelize.query(
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`ALTER TABLE "event" ADD CONSTRAINT "event_valid_state" CHECK ("state" IN ('active', 'disabled'))`,
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{ transaction: utils.transaction }
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)
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}
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function down (options) {
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throw new Error('Not implemented.')
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}
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export {
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up,
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down
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}
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