Merge PR #122: feat: 用户自定义属性系统 + Wechat 字段迁移
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shaw
48
backend/migrations/018_user_attributes.sql
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48
backend/migrations/018_user_attributes.sql
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-- Add user attribute definitions and values tables for custom user attributes.
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-- User Attribute Definitions table (with soft delete support)
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CREATE TABLE IF NOT EXISTS user_attribute_definitions (
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id BIGSERIAL PRIMARY KEY,
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key VARCHAR(100) NOT NULL,
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name VARCHAR(255) NOT NULL,
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description TEXT DEFAULT '',
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type VARCHAR(20) NOT NULL,
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options JSONB DEFAULT '[]'::jsonb,
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required BOOLEAN NOT NULL DEFAULT FALSE,
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validation JSONB DEFAULT '{}'::jsonb,
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placeholder VARCHAR(255) DEFAULT '',
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display_order INT NOT NULL DEFAULT 0,
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enabled BOOLEAN NOT NULL DEFAULT TRUE,
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created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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deleted_at TIMESTAMPTZ
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);
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-- Partial unique index for key (only for non-deleted records)
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-- Allows reusing keys after soft delete
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CREATE UNIQUE INDEX IF NOT EXISTS idx_user_attribute_definitions_key_unique
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ON user_attribute_definitions(key) WHERE deleted_at IS NULL;
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CREATE INDEX IF NOT EXISTS idx_user_attribute_definitions_enabled
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ON user_attribute_definitions(enabled);
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CREATE INDEX IF NOT EXISTS idx_user_attribute_definitions_display_order
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ON user_attribute_definitions(display_order);
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CREATE INDEX IF NOT EXISTS idx_user_attribute_definitions_deleted_at
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ON user_attribute_definitions(deleted_at);
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-- User Attribute Values table (hard delete only, no deleted_at)
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CREATE TABLE IF NOT EXISTS user_attribute_values (
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id BIGSERIAL PRIMARY KEY,
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user_id BIGINT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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attribute_id BIGINT NOT NULL REFERENCES user_attribute_definitions(id) ON DELETE CASCADE,
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value TEXT DEFAULT '',
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created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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UNIQUE(user_id, attribute_id)
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);
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CREATE INDEX IF NOT EXISTS idx_user_attribute_values_user_id
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ON user_attribute_values(user_id);
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CREATE INDEX IF NOT EXISTS idx_user_attribute_values_attribute_id
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ON user_attribute_values(attribute_id);
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83
backend/migrations/019_migrate_wechat_to_attributes.sql
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83
backend/migrations/019_migrate_wechat_to_attributes.sql
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-- Migration: Move wechat field from users table to user_attribute_values
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-- This migration:
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-- 1. Creates a "wechat" attribute definition
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-- 2. Migrates existing wechat data to user_attribute_values
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-- 3. Does NOT drop the wechat column (for rollback safety, can be done in a later migration)
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-- +goose Up
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-- +goose StatementBegin
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-- Step 1: Insert wechat attribute definition if not exists
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INSERT INTO user_attribute_definitions (key, name, description, type, options, required, validation, placeholder, display_order, enabled, created_at, updated_at)
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SELECT 'wechat', '微信', '用户微信号', 'text', '[]'::jsonb, false, '{}'::jsonb, '请输入微信号', 0, true, NOW(), NOW()
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WHERE NOT EXISTS (
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SELECT 1 FROM user_attribute_definitions WHERE key = 'wechat' AND deleted_at IS NULL
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);
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-- Step 2: Migrate existing wechat values to user_attribute_values
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-- Only migrate non-empty values
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INSERT INTO user_attribute_values (user_id, attribute_id, value, created_at, updated_at)
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SELECT
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u.id,
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(SELECT id FROM user_attribute_definitions WHERE key = 'wechat' AND deleted_at IS NULL LIMIT 1),
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u.wechat,
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NOW(),
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NOW()
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FROM users u
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WHERE u.wechat IS NOT NULL
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AND u.wechat != ''
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AND u.deleted_at IS NULL
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AND NOT EXISTS (
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SELECT 1 FROM user_attribute_values uav
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WHERE uav.user_id = u.id
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AND uav.attribute_id = (SELECT id FROM user_attribute_definitions WHERE key = 'wechat' AND deleted_at IS NULL LIMIT 1)
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);
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-- Step 3: Update display_order to ensure wechat appears first
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UPDATE user_attribute_definitions
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SET display_order = -1
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WHERE key = 'wechat' AND deleted_at IS NULL;
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-- Reorder all attributes starting from 0
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WITH ordered AS (
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SELECT id, ROW_NUMBER() OVER (ORDER BY display_order, id) - 1 as new_order
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FROM user_attribute_definitions
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WHERE deleted_at IS NULL
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)
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UPDATE user_attribute_definitions
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SET display_order = ordered.new_order
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FROM ordered
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WHERE user_attribute_definitions.id = ordered.id;
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-- Step 4: Drop the redundant wechat column from users table
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ALTER TABLE users DROP COLUMN IF EXISTS wechat;
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-- +goose StatementEnd
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-- +goose Down
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-- +goose StatementBegin
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-- Restore wechat column
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ALTER TABLE users ADD COLUMN IF NOT EXISTS wechat VARCHAR(100) DEFAULT '';
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-- Copy attribute values back to users.wechat column
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UPDATE users u
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SET wechat = uav.value
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FROM user_attribute_values uav
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JOIN user_attribute_definitions uad ON uav.attribute_id = uad.id
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WHERE uav.user_id = u.id
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AND uad.key = 'wechat'
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AND uad.deleted_at IS NULL;
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-- Delete migrated attribute values
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DELETE FROM user_attribute_values
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WHERE attribute_id IN (
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SELECT id FROM user_attribute_definitions WHERE key = 'wechat' AND deleted_at IS NULL
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);
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-- Soft-delete the wechat attribute definition
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UPDATE user_attribute_definitions
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SET deleted_at = NOW()
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WHERE key = 'wechat' AND deleted_at IS NULL;
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-- +goose StatementEnd
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