-- Simple Batch Task Creation Script for Rhailib Benchmarking
-- Creates N tasks and returns their Redis keys for timing analysis

-- Script Arguments (ARGV):
-- ARGV[1]: circle_name - The worker circle to send tasks to (e.g., "bench_circle")
-- ARGV[2]: task_count - Number of tasks to create (N)
-- ARGV[3]: rhai_script_content - The Rhai script to execute for all tasks
-- ARGV[4]: batch_id - Batch identifier for grouping

-- Validate arguments
if #ARGV < 4 then
    return redis.error_reply("Usage: EVAL script 0 circle_name task_count rhai_script_content batch_id")
end

local circle_name = ARGV[1]
local task_count = tonumber(ARGV[2])
local rhai_script_content = ARGV[3]
local batch_id = ARGV[4]

-- Validate task_count
if not task_count or task_count <= 0 or task_count > 10000 then
    return redis.error_reply("task_count must be a positive integer between 1 and 10000")
end

-- Get current timestamp
local current_time = redis.call('TIME')[1]
local rhai_task_queue = 'rhai_tasks:' .. circle_name
local task_keys = {}

-- Create tasks and collect their keys
for i = 1, task_count do
    -- Generate unique task ID
    local task_id = 'task_' .. redis.call('INCR', 'global_task_counter')
    local task_details_key = 'rhai_task_details:' .. task_id
    
    -- Create task details hash with creation timestamp
    redis.call('HSET', task_details_key,
        'script', rhai_script_content,
        'status', 'pending',
        'batch_id', batch_id,
        'createdAt', current_time,
        'updatedAt', current_time,
        'task_sequence', tostring(i)
    )
    
    -- Queue the task for workers
    redis.call('LPUSH', rhai_task_queue, task_id)
    
    -- Add key to return array
    table.insert(task_keys, task_details_key)
end

-- Return array of task keys for benchmarking tool to analyze
return task_keys