patrick
b85ba92380
CI has no nix shell, and ruff was only ever a nix package, so both lint steps died with "Failed to spawn: ruff". Pinned exactly: the formatter deciding what is correct must be one version, or CI rejects what the dev shell produced.
93 lines
2.5 KiB
Nix
93 lines
2.5 KiB
Nix
{ pkgs ? import <nixpkgs> {}}:
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pkgs.mkShell {
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buildInputs = with pkgs; [
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# Python development environment for Chitai
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python313Packages.greenlet
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# ruff is a dev dependency in pyproject.toml, not a shell package: CI has no nix, so a
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# nix-only formatter is one CI cannot run, and two copies could disagree on formatting.
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uv
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# postgres database
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postgresql
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claude-code
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];
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shellHook = ''
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# Only cd if we're not already in backend
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if [[ $(basename $(pwd)) != "backend" ]]; then
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cd backend
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fi
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BACKEND_PATH=$(pwd)
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echo "Initializing Python development environment with uv"
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# Create a virtual environment if it doesn't exist
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if [ ! -d ".venv" ]; then
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echo "Creating virtual environment..."
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uv venv .venv
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fi
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# Activate the virtual environment
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source .venv/bin/activate
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echo "Python environment ready!"
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echo "Python version: $(python --version)"
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echo "uv version: $(uv --version)"
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echo "Virtual environment activated at: $VIRTUAL_ENV"
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# Install required packages
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uv sync
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echo "Successfully installed packages!"
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echo "Setting up the postgres database"
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export PGHOST=$BACKEND_PATH/.postgres
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export PGDATA=$PGHOST/data
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export PGDATABASE=chitai
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export PGUSERNAME=chitai_user
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export PGPASSWORD="chitai_password"
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export PGLOG=$PGHOST/postgres.log
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export LD_LIBRARY_PATH="${pkgs.postgresql.lib}/lib:$LD_LIBRARY_PATH"
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mkdir -p $PGHOST
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# Initialize the postgres database if not present
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if [ ! -d "$PGDATA" ]; then
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echo "Initializing PostgreSQL..."
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initdb -D $BACKEND_PATH/.postgres/data \
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-U $PGUSERNAME \
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--pwfile=<(echo "$PGPASSWORD") \
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--auth=md5 \
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--encoding=UTF-8
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fi
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if ! pg_ctl status > /dev/null 2>&1
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then
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echo "Starting PostgreSQL..."
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pg_ctl start -l $PGLOG -o "--unix_socket_directories='$PGHOST'"
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fi
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echo "PostgreSQL is running!"
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if ! psql -h $PGHOST -d postgres -lqt 2>/dev/null | cut -d \| -f 1 | grep -qw chitai; then
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echo "Creating database chitai..."
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createdb -U $PGUSERNAME -h $PGHOST chitai
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fi
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# Run database migrations
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uv run alchemy --config chitai.database.config.config upgrade --no-prompt
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# Return to root directory
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cd -
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'';
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exitHook = ''
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BACKEND_PATH=$(pwd)/backend
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cd $BACKEND_PATH
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echo "Stopping PostgreSQL..."
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pg_ctl stop
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cd -
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'';
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}
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