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wip: vfs implementation

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This commit is contained in:
Kenneth
2025-11-27 20:49:58 +00:00
parent c0e2f7ff37
commit b1e34f878c
9 changed files with 466 additions and 36 deletions
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67
apps/backend/internal/database/migrations/initial.sql
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@@ -50,52 +50,50 @@ CREATE INDEX idx_refresh_tokens_user_id ON refresh_tokens(user_id);
CREATE INDEX idx_refresh_tokens_token_hash ON refresh_tokens(token_hash);
CREATE INDEX idx_refresh_tokens_expires_at ON refresh_tokens(expires_at);
CREATE TABLE IF NOT EXISTS directories (
-- Virtual filesystem nodes (unified files + directories)
CREATE TABLE IF NOT EXISTS vfs_nodes (
id UUID PRIMARY KEY DEFAULT uuid_generate_v7(),
public_id TEXT NOT NULL UNIQUE, -- opaque ID for external API (no timestamp leak)
user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
parent_id UUID REFERENCES vfs_nodes(id) ON DELETE CASCADE, -- NULL = root directory
kind TEXT NOT NULL CHECK (kind IN ('file', 'directory')),
status TEXT NOT NULL DEFAULT 'ready' CHECK (status IN ('pending', 'ready')),
name TEXT NOT NULL,
parent_id UUID REFERENCES directories(id) ON DELETE CASCADE,
-- File-specific fields (NULL for directories)
blob_key TEXT, -- reference to blob storage (flat mode), NULL for hierarchical
size BIGINT, -- file size in bytes
mime_type TEXT, -- content type
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
deleted_at TIMESTAMPTZ,
CONSTRAINT unique_directory_path UNIQUE NULLS NOT DISTINCT (user_id, parent_id, name, deleted_at)
deleted_at TIMESTAMPTZ, -- soft delete for trash
-- No duplicate names in same parent (per user, excluding deleted)
CONSTRAINT unique_node_name UNIQUE NULLS NOT DISTINCT (user_id, parent_id, name, deleted_at)
);
CREATE INDEX idx_directories_user_id ON directories(user_id, deleted_at);
CREATE INDEX idx_directories_path ON directories(user_id, path, deleted_at);
CREATE INDEX idx_vfs_nodes_user_id ON vfs_nodes(user_id) WHERE deleted_at IS NULL;
CREATE INDEX idx_vfs_nodes_parent_id ON vfs_nodes(parent_id) WHERE deleted_at IS NULL;
CREATE INDEX idx_vfs_nodes_user_parent ON vfs_nodes(user_id, parent_id) WHERE deleted_at IS NULL;
CREATE INDEX idx_vfs_nodes_kind ON vfs_nodes(user_id, kind) WHERE deleted_at IS NULL;
CREATE INDEX idx_vfs_nodes_deleted ON vfs_nodes(user_id, deleted_at) WHERE deleted_at IS NOT NULL;
CREATE INDEX idx_vfs_nodes_public_id ON vfs_nodes(public_id);
CREATE UNIQUE INDEX idx_vfs_nodes_user_root ON vfs_nodes(user_id) WHERE parent_id IS NULL; -- one root per user
CREATE INDEX idx_vfs_nodes_pending ON vfs_nodes(created_at) WHERE status = 'pending'; -- for cleanup job
CREATE TABLE IF NOT EXISTS files (
CREATE TABLE IF NOT EXISTS node_shares (
id UUID PRIMARY KEY DEFAULT uuid_generate_v7(),
user_id UUID NOT NULL REFERENCES users(id) ON DELETE CASCADE,
directory_id UUID REFERENCES directories(id) ON DELETE CASCADE,
name TEXT NOT NULL,
size BIGINT NOT NULL,
mime_type TEXT,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
deleted_at TIMESTAMPTZ,
last_accessed_at TIMESTAMPTZ,
CONSTRAINT unique_file_in_directory UNIQUE NULLS NOT DISTINCT (user_id, directory_id, name, deleted_at)
);
CREATE INDEX idx_files_user_id ON files(user_id, deleted_at);
CREATE INDEX idx_files_directory_id ON files(directory_id) WHERE directory_id IS NOT NULL;
CREATE INDEX idx_files_path ON files(user_id, path, deleted_at);
CREATE INDEX idx_files_deleted_at ON files(deleted_at) WHERE deleted_at IS NOT NULL;
CREATE INDEX idx_files_last_accessed_at ON files(user_id, deleted_at, last_accessed_at);
CREATE TABLE IF NOT EXISTS file_shares (
id UUID PRIMARY KEY DEFAULT uuid_generate_v7(),
file_id UUID NOT NULL REFERENCES files(id) ON DELETE CASCADE,
node_id UUID NOT NULL REFERENCES vfs_nodes(id) ON DELETE CASCADE,
share_token TEXT NOT NULL UNIQUE,
expires_at TIMESTAMPTZ,
created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);
CREATE INDEX idx_file_shares_share_token ON file_shares(share_token);
CREATE INDEX idx_file_shares_file_id ON file_shares(file_id);
CREATE INDEX idx_file_shares_expires_at ON file_shares(expires_at) WHERE expires_at IS NOT NULL;
CREATE INDEX idx_node_shares_share_token ON node_shares(share_token);
CREATE INDEX idx_node_shares_node_id ON node_shares(node_id);
CREATE INDEX idx_node_shares_expires_at ON node_shares(expires_at) WHERE expires_at IS NOT NULL;
-- ============================================================================
-- Triggers for updated_at timestamps
@@ -112,11 +110,8 @@ $$ LANGUAGE plpgsql;
CREATE TRIGGER update_users_updated_at BEFORE UPDATE ON users
FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
CREATE TRIGGER update_directories_updated_at BEFORE UPDATE ON directories
CREATE TRIGGER update_vfs_nodes_updated_at BEFORE UPDATE ON vfs_nodes
FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
CREATE TRIGGER update_files_updated_at BEFORE UPDATE ON files
FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
CREATE TRIGGER update_file_shares_updated_at BEFORE UPDATE ON file_shares
CREATE TRIGGER update_node_shares_updated_at BEFORE UPDATE ON node_shares
FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();