158 lines
6.6 KiB
SQL
158 lines
6.6 KiB
SQL
-- v0.19.0: Projects / Workspaces
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--
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-- New: projects table
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-- New: project_channels junction table (1:1 channel→project)
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-- New: project_knowledge_bases junction table
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-- New: project_notes junction table
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-- New: channels.project_id denormalized FK
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-- Changed: resource_grants.resource_type CHECK includes 'project'
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-- Deprecated: channels.folder (column retained, no longer written)
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-- =========================================
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-- 1. Projects Table
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-- =========================================
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CREATE TABLE IF NOT EXISTS projects (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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name VARCHAR(200) NOT NULL,
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description TEXT,
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color VARCHAR(7), -- hex color e.g. '#3B82F6'
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icon VARCHAR(50), -- emoji or icon name
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scope VARCHAR(20) NOT NULL DEFAULT 'personal'
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CHECK (scope IN ('personal', 'team', 'global')),
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owner_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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team_id UUID REFERENCES teams(id) ON DELETE SET NULL,
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is_archived BOOLEAN NOT NULL DEFAULT false,
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settings JSONB DEFAULT '{}'::jsonb,
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created_at TIMESTAMPTZ DEFAULT NOW(),
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updated_at TIMESTAMPTZ DEFAULT NOW()
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);
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CREATE INDEX IF NOT EXISTS idx_projects_owner ON projects(owner_id);
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CREATE INDEX IF NOT EXISTS idx_projects_team ON projects(team_id) WHERE team_id IS NOT NULL;
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CREATE INDEX IF NOT EXISTS idx_projects_scope ON projects(scope);
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DROP TRIGGER IF EXISTS projects_updated_at ON projects;
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CREATE TRIGGER projects_updated_at BEFORE UPDATE ON projects
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FOR EACH ROW EXECUTE FUNCTION update_updated_at();
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COMMENT ON TABLE projects IS 'Organizes channels, KBs, and notes into named workspaces';
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COMMENT ON COLUMN projects.scope IS 'personal=owner only, team=team members, global=all users';
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-- =========================================
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-- 2. Project ↔ Channel Junction
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-- =========================================
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-- One project per channel (UNIQUE on channel_id).
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-- Source of truth for position and folder within the project.
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CREATE TABLE IF NOT EXISTS project_channels (
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project_id UUID NOT NULL REFERENCES projects(id) ON DELETE CASCADE,
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channel_id UUID NOT NULL REFERENCES channels(id) ON DELETE CASCADE,
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position INTEGER NOT NULL DEFAULT 0,
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folder TEXT, -- sub-folder within the project
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added_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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PRIMARY KEY (project_id, channel_id),
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UNIQUE (channel_id) -- one project per channel
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);
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CREATE INDEX IF NOT EXISTS idx_project_channels_project ON project_channels(project_id);
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CREATE INDEX IF NOT EXISTS idx_project_channels_channel ON project_channels(channel_id);
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COMMENT ON TABLE project_channels IS 'Links channels to projects. UNIQUE(channel_id) enforces one-project-per-channel.';
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COMMENT ON COLUMN project_channels.position IS 'Sort order within the project sidebar group';
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COMMENT ON COLUMN project_channels.folder IS 'Optional sub-folder path within the project';
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-- =========================================
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-- 3. Project ↔ Knowledge Base Junction
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-- =========================================
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CREATE TABLE IF NOT EXISTS project_knowledge_bases (
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project_id UUID NOT NULL REFERENCES projects(id) ON DELETE CASCADE,
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kb_id UUID NOT NULL REFERENCES knowledge_bases(id) ON DELETE CASCADE,
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auto_search BOOLEAN NOT NULL DEFAULT false,
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added_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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PRIMARY KEY (project_id, kb_id)
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);
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CREATE INDEX IF NOT EXISTS idx_project_kb_project ON project_knowledge_bases(project_id);
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CREATE INDEX IF NOT EXISTS idx_project_kb_kb ON project_knowledge_bases(kb_id);
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COMMENT ON TABLE project_knowledge_bases IS 'Binds KBs to Projects — injected at completion time for all project channels';
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COMMENT ON COLUMN project_knowledge_bases.auto_search IS 'true = auto-prepend top-K results; false = kb_search tool only';
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-- =========================================
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-- 4. Project ↔ Note Junction
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-- =========================================
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CREATE TABLE IF NOT EXISTS project_notes (
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project_id UUID NOT NULL REFERENCES projects(id) ON DELETE CASCADE,
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note_id UUID NOT NULL REFERENCES notes(id) ON DELETE CASCADE,
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added_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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PRIMARY KEY (project_id, note_id)
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);
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CREATE INDEX IF NOT EXISTS idx_project_notes_project ON project_notes(project_id);
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CREATE INDEX IF NOT EXISTS idx_project_notes_note ON project_notes(note_id);
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COMMENT ON TABLE project_notes IS 'Links notes to projects for organizational grouping';
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-- =========================================
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-- 5. Denormalized project_id on Channels
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-- =========================================
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-- Fast sidebar query: SELECT ... FROM channels WHERE project_id = $1
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-- Source of truth is project_channels; this is updated atomically.
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ALTER TABLE channels
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ADD COLUMN IF NOT EXISTS project_id UUID REFERENCES projects(id) ON DELETE SET NULL;
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CREATE INDEX IF NOT EXISTS idx_channels_project ON channels(project_id) WHERE project_id IS NOT NULL;
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-- =========================================
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-- 6. Extend resource_grants CHECK
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-- =========================================
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-- Add 'project' to allowed resource_type values.
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-- Postgres ALTER TABLE ... ALTER CONSTRAINT is not supported; drop + re-add.
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ALTER TABLE resource_grants DROP CONSTRAINT IF EXISTS resource_grants_resource_type_check;
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ALTER TABLE resource_grants ADD CONSTRAINT resource_grants_resource_type_check
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CHECK (resource_type IN ('persona', 'knowledge_base', 'project'));
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-- =========================================
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-- 7. Best-effort folder → project migration
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-- =========================================
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-- Create a personal project for each distinct folder value, then
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-- associate the channels. Skip if no folder values exist.
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-- This is idempotent: re-running won't duplicate projects because
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-- we check for existing project_id.
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DO $$
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DECLARE
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_folder TEXT;
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_user_id UUID;
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_proj_id UUID;
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_ch_id UUID;
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BEGIN
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FOR _user_id, _folder IN
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SELECT DISTINCT user_id, folder FROM channels
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WHERE folder IS NOT NULL AND folder != '' AND project_id IS NULL
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LOOP
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-- Create project named after the folder
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INSERT INTO projects (name, scope, owner_id)
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VALUES (_folder, 'personal', _user_id)
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RETURNING id INTO _proj_id;
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-- Associate channels
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FOR _ch_id IN
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SELECT id FROM channels
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WHERE user_id = _user_id AND folder = _folder AND project_id IS NULL
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LOOP
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INSERT INTO project_channels (project_id, channel_id, position)
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VALUES (_proj_id, _ch_id, 0)
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ON CONFLICT DO NOTHING;
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UPDATE channels SET project_id = _proj_id WHERE id = _ch_id;
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END LOOP;
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END LOOP;
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END
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$$;
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