from fastapi import FastAPI
from fastapi.staticfiles import StaticFiles
from fastapi.templating import Jinja2Templates
from fastapi import Request
from elasticsearch import Elasticsearch
import sys
import elastic_transport

ELASTIC_HOST = "http://localhost:9200"
client = Elasticsearch(ELASTIC_HOST, verify_certs=False)

app = FastAPI(debug=True)

templates = Jinja2Templates(directory="./httpdemo")
#app.mount("/", StaticFiles(directory="/"))


#@app.get("/")
#def read_root():
#    return {"Hello"}


query ={
        "multi_match":{ 
                "query": ELASTIC_QUERY,
                "fields": ["title^20","title.ngrams^10","text","text.ngrams"],
                "type": "most_fields"
        }
}
highlight = {
              "fields": {
                "title": {},
                "text": {}
              }
            }




@app.get("/")
def serve_home(request: Request, q: str):
    query=  {
                "bool":{
                "should": [{"wildcard": {"body": {"value": "*%s*"% q, "case_insensitive": True }}},
                {"wildcard": {"title": {"value": "*%s*" % q, "case_insensitive": True }}}],
                "minimum_should_match": 1
            }}
    query = {
        "match": {
            "body": q
        }
    }

    try:
        resp = client.search(
            index = "posts2",
            size=10,
            #analyze_wildcard=True,
            #q="sdf*",
            query=  query
        )
    except (elastic_transport.ConnectionError, elastic_transport.ConnectionTimeout) as e:
        print(e,sys.stderr)
        results=[]
    else:
        results=resp["hits"]["hits"]
    return templates.TemplateResponse("index.html", context= {"request": request,"results": results})