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import mesop as me
import components as mex
import handlers
from constants import DIALOG_INPUT_WIDTH
from helpers import find_prompt
from state import State
from state import Prompt
@me.component
def prompt_version_history():
state = me.state(State)
with mex.dialog(state.dialog_show_version_history):
me.text("Version history", type="headline-6")
me.select(
label="Select Version",
options=[
me.SelectOption(label=f"v{prompt.version}", value=str(prompt.version))
for prompt in state.prompts
],
style=me.Style(width=DIALOG_INPUT_WIDTH),
on_selection_change=on_select_version,
)
with mex.dialog_actions():
mex.button(
"Close",
key="dialog_show_version_history",
on_click=handlers.on_close_dialog,
)
def on_select_version(e: me.SelectSelectionChangeEvent):
"""Update UI to show the selected prompt version and close the dialog."""
state = me.state(State)
selected_version = int(e.value)
prompt = find_prompt(state.prompts, selected_version)
if prompt != Prompt():
state.prompt = prompt.prompt
state.version = prompt.version
state.system_instructions = prompt.system_instructions
state.model = prompt.model
state.model_temperature = prompt.model_temperature
state.model_temperature_input = str(prompt.model_temperature)
# If there is an existing response, select the most recent one.
if prompt.responses:
state.prompt_variables = prompt.responses[-1]["variables"]
state.response = prompt.responses[-1]["output"]
else:
state.response = ""
state.dialog_show_version_history = False
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