# examples/Justfile — one target per runnable example.
#
# Forwarded from the top-level Justfile via `just examples <recipe>`.
# Recipes assume the parent repo's `just gen` has run so the
# examples/expected/* modules exist.
#
# Run individual examples:
#   just examples quickstart        # encode/decode round-trip
#   just examples grpc-loopback     # Greeter end-to-end, all 4 streaming flavors
#   just examples dynamic-schemas   # pb.parse on a schema stored in a Tarantool space
#   just examples json-http         # JSON-over-HTTP server (needs `tt rocks install http`)
#
# Run all non-interactive examples in sequence:
#   just examples all

set shell := ["bash", "-cu"]

# Run from the repo root so the LUA_PATH globs land correctly.
repo := justfile_directory() / ".."

# Shared LUA_PATH: runtime/ + generated examples/expected/.
lua_path := "./runtime/?/init.lua;./runtime/?.lua;./examples/expected/?.lua;./examples/expected/?/init.lua;;"

# Show available example recipes.
default:
    @just --list --justfile {{justfile()}}

# Run every non-interactive example in sequence.
all: quickstart grpc-loopback dynamic-schemas

# Encode/decode a quickstart.User round-trip. Drives the first-message howto.
quickstart:
    @cd {{repo}} && LUA_PATH="{{lua_path}}" tarantool -e ' \
        local qs = require("full.quickstart.quickstart_pb") \
        local pb = require("pb") \
        local b = qs.User_encode({id = 7, name = "Alice", role = qs.Role.ADMIN, emails = {"a@x", "b@x"}}) \
        print("encoded " .. #b .. " bytes") \
        local u = qs.User_decode(b) \
        print(u.id, u.name, u.role, u.emails[1], u.emails[2]) \
        print(qs.User_text(u)) \
    '

# Greeter end-to-end via pb.grpc.loopback (all 4 streaming flavors).
grpc-loopback:
    @cd {{repo}} && LUA_PATH="{{lua_path}}" tarantool examples/grpc/client.lua

# pb.parse on schema text stored in a Tarantool space (cache + evolution).
dynamic-schemas:
    @cd {{repo}} && LUA_PATH="{{lua_path}}" tarantool examples/dynamic/load_from_space.lua

# Interactive JSON-over-HTTP server on :8080 (needs `tt rocks install http`).
json-http:
    @cd {{repo}} && LUA_PATH="{{lua_path}}" tarantool examples/http/json_api.lua

# Print the net.box transport stub (skeleton, not runnable on its own).
netbox-stub:
    @cd {{repo}} && cat examples/grpc/transport_netbox_stub.lua